EMX5000-12/201SERVICE MANUALPA011633 1.387K-9551Printed in J apan 2002.3HAM AM ATSU,JAPAN CONTENTSSPECIFICATIONS ................................................ 3/5PANEL LAYOUT .................................... 7CIRCUIT BOARD LAYOUT ............... 11BLOCK & LEVEL DIAGRAM ....................................................... 12WIRING ................................................................... 14DIMENSIONS .......................................................... 14DISASSEMBLY PROCEDURE ............................ 15LSI PIN DESCRIPTION .............................. 20IC BLOCK DIAGRAM ................................. 23CIRCUIT BOARDS ....................................... 24INSPECTIONS ...................................................... 39/46CIRCUIT DIAGRAMS ............................................. 54PARTS LIST This document is printed on chlorine free (ECF) paper with soy ink.EMX5000-20EMX5000-12/202WARNING: THIS APPARATUS MUST BE EARTHEDIMPORTANTTHEWIRESINTHISMAINSLEADARECOLOUREDIN ACCORDANCE WITH THE FOLLOWING CODE:GREEN-AND-YELLOW :EARTHBLUE : NEUTRALBROWN :LIVEAsthecoloursofthewiresinthemainsleadofthisapparatusmay not correspond with the coloured markings identifying the terminals in your plug, proceed as follows:ThewirewhichiscolouredGREENandYELLOWmustbe connected to the terminal in the plug which is marked by the letter E or by the safety earth symbolor coloured GREEN and YELLOW.The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK.ThewirewhichiscolouredBROWNmustbeconnectedtothe terminal which is marked with the letter L or coloured RED.*ThisappliesonlytoproductsdistributedbyYAMAHAKEMBLE MUSIC (U.K.) LTD.WARNINGComponents having special characteristics are marked and must bereplaced with parts having specification equal to those originally installed.IMPORTANT NOTICEThis manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumedthat basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under-stood by the users, and have therefore not been restated.WARNING : Failure to follow appropriate service and safety procedures when servicing this product may result in per-sonal injury, destruction of expensive components and failure of the product to perform as specified. Forthese reasons, we advise all Yamaha product owners that all service required should be performed by anauthorized Yamaha Retailer or the appointed service representative.IMPORTANT : This presentation or sale of this manual to any individual or firm does not constitute authorization certifi-cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship ofany form.The data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, andservice departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitableand changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear toexist, please contact the distributors Service Division.WARNING : Static discharges can destroy expensive components. Discharge any static electricity your body mayhaveaccumulated by grounding yourself to the ground bus in the unit(heavy gauge black wires connect tothis bus.)IMPORTANT : Turn the unitOFFduring disassembly and parts replacement. Recheckallwork before you apply powerto the unit.WARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Whereapplicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possiblyother entities) to cause cancer and/or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHATSO EVER!Avoi d prol onged, unprotected contact between sol der and your ski n! When sol deri ng, do not i nhal e sol der fumes or exposeeyes to solder/flux vapor!If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handlingfood.This mark urges servicemen to pay attention.EMX5000-12/203SPECIFICATIONSMaximum output powerSPEAKERS: 500 W+500 W/4 @0.5% THD at 1 kHz325 W+325 W/8 @0.5% THD at 1 kHzBRIDGE: 1000 W/8 @0.5% THD at 1 kHzFrequency response20 Hz20 kHz +1 dB, 3 dB @1 W output into 8 (SPEAKERS OUT)20 Hz20 kHz +1 dB, 3 dB @+4 dB output into 600 (ST OUT, ST SUB OUT, MONO OUT, AUX SEND, EFFECT SEND)Total harmonic distortionLess than 0.5% @20 Hz20 kHz, 250 W output into 4 (SPEAKERS OUT)Less than 0.3% @20 Hz20 kHz, +14 dB output into 600(ST OUT, ST SUB OUT, MONO OUT, AUX SEND, EFFECT SEND)Hum & noise(Average, Rs=150)(with 20 Hz20 kHz BPF)128 dB equivalent input noise, 65 dB residual output noise (SPEAKERS OUT)95 dB residual output noise (ST OUT, ST SUB OUT, AUX SEND)84 dB (ST OUT, MONO OUT)ST master/MONO master fader at nominal level and all chan-nel On switches off and all channel fader at minimum.64 dB (68 dB S/N)(ST OUT, MONO OUT)ST master fader at nominal level and one channel On switch on and one channel fader atnominal level and one channel Gain control at nominal level.81 dB (AUX SEND)Master fader at nominal level and all channel On switches off and all channel level control at minimum.80 dB (EFFECT SEND) All channel level control at minimum.Maximum voltage gain108 dB INPUT A/B to SPEAKERS OUT84 dB INPUT A/B to ST OUT, MONO OUT80 dB INPUT A/B to AUX SEND (PRE)90 dB INPUT A/B to AUX SEND (POST)78 dB INPUT A/B to EFFECT SEND58 dB ST CH IN to ST OUTCrosstalk at 1 kHz 68 dB adjacent input, 68 dB input to outputInput channel equalization15 dB MaximumHIGH 10 kHz shelving*MID 250 Hz5 kHz peakingLOW 100 Hz shelving** Turn over/roll off frequency of shelving: 3 dB below maximum variable level.ST Input channel equalization15 dB MaximumHIGH 10 kHz shelving*MID 2.5 kHz peakingLOW 100 Hz shelving** Turn over/roll off frequency of shelving: 3 dB below maximum variable level.CH peak indicators Red LED on each channel lits when POST EQ signal reaches the level 3 dB below clipping.CH signal indicators Green LED on each channel lits when POST EQ signal reaches the level 10 dB.Meters 13 points LED meterPower amp select switch 500W + 500W, 300W + 300W, 100W + 100WLimiter Comp. : THD0.5% (SPEAKERS OUT)LIMIT indicators Turn on : THD0.5% (SPEAKERS OUT)Graphic equalizer 9 bands (63, 125, 250, 500, 1k, 2k, 4k, 8k, 16k Hz), 12 dB MaximumInternal digital effect 1 16 programs, parameter controlInternal digital effect 2 16 programs, parameter control, tap delay control, foot switch (DIGITAL EFFECT ON/OFF, TAP)Foot switch (FC5) Digital effect 2 mute: on/off, Tap delayProtection circuit (Power amp) POWER switch on/off mute, DC detection, TEMP (heatsink temp. 90C)Fan circuit stop low speed (50C) variable high speed (70C)Phantom power +48 V (balanced input)Option FC5 (Foot switch), RK-124 (EMX5000-12)Power requirement/Power consumptionUSA and Canada: 120 V AC 60 Hz, 400 WEurope: 230 V AC 50 Hz, 550 WOther: 240 V AC 50 Hz, 550 WGeneral specicationsDimensions (WxHxD) 682 158 538 mm (EMX5000-20) / 478 158 538 mm (EMX5000-12)Weight 19 kg (EMX5000-20) / 15 kg (EMX5000-12)Accessories Power cord, Owners ManualEMX5000-12/204For European ModelPurchaser/User Information specied in EN55103-1 and EN55103-2.Inrush Current: 70AConformed Environment:E1, E2, E3 and E4Input terminalsGain controlActual load impedanceFor use withnominal Input levelConnectors on mixerSensitivity11. Sensitivity is the lowest level that can produce an output of +4 dB (1.23 V) or the nominal output level when the unit is set at maximum gain. (All fader and level controls are at maximum position.)Nominal Max. before clipCH INPUT A (CH18/116)605 k 50600 Mics80 dB (0.078 mV) 60 dB (0.775 mV) 40 dB (7.75 mV)XLR-3-31 type22. Balanced. (T=HOT, R=COLD, S=GND)16 36 dB (12.3 mV) 16 dB (123 mV) +4 dB (1.23 V)CH INPUT B (CH18/116)6050 k600 Lines80 dB (0.078 mV) 60 dB (0.775 mV) 40 dB (7.75 mV)PHONE JACK (TRS)216 36 dB (12.3 mV) 16 dB (123 mV) +4 dB (1.23 V)ST INPUT (CH912/1720)3410 k54 dB (1.55 mV) 34 dB (15.5 mV) 14 dB (155 mV)PHONE JACK33. Unbalanced.In these specications when dB represents a specic voltage, 0 dB is referenced to 0.775 Vrms, 0 dBV is referenced to 1 Vrms.+10 10 dB (245 mV) +10 dB (2.45 V) +30 dB (24.5 V)ST SUB IN (1, 2) 12 dB (195 mV) +4 dB (1.23 V) +20 dB (7.75 V)2TR IN (L, R) 26 dBV (50.1 mV) 10 dBV (316 mV) +10 dBV (3.16 V)PHONO JACK3INSERT IN (CH18/116) 20 dB (77.5 mV) 0 dB (0.775 V) +20 dB (7.75 V)PHONE JACK3POWER AMP IN (A, B) 12 dB (195 mV) +4 dBV (1.23 V) +18 dB (6.16 V)PHONE JACK3Output terminalsActual source impedanceFor use withnominalOutput levelConnectors on mixerNominal Max. before clipingST OUT (L/R)150 600 Lines +4 dB (1.23 V) +20 dB (7.75 V)PHONE JACK11. Unbalanced.ST SUB OUT (L/R)MONO OUTAUX SEND 1, 2EFFECT SEND 1, 2REC OUT (L/R)600 10 k Lines10 dBV (316 mV) +10 dBV (3.16 V)PHONO JACK1INSERT OUT (CH18/116) 0 dB (775 mV) +20 dB (7.75 V)PHONE JACK1PHONES (L/R) 100 40 Lines 3 mW 75 mWPHONE JACK (TRS)22. Impedance balaned. (T=HOT, R=COLD, S=GND) In these specications when dB represents a specic voltage, 0 dB is referenced to 0.775 Vrms, 0 dBV is referenced 1 Vrms.SPEAKERS 1 (A, B)0.1 4/8 Speakers 100 W/4 500 W/4SPEAKONSPEAKERS 2 (A, B)PHONE JACK1Input specicationsOutput specicationsEMX5000-12/205EMX5000-12/206EMX5000-12/207Control Panel Channel Control Section26 dB pad switchGAIN control80 (High pass lter) switchEqualizer controls (HIGH, MID, LOW)AUX1, AUX2 controls / POST switchesEFF 1, 2 controls (EFFECT)PAN (panpot) control(EMX5000-20: Cannels 1-16,EMX5000-12: Cannels 1-8)BAL (balance) control(EMX5000-20: Cannels 17/18-19/20,EMX5000-12: Cannels 9/10-11/12)ON switch, indicatorPEAK indicatorSIGNAL indicatorPFL (pre-fader listen) switchChannel faderPHANTOM indicator| || || | | |*|1234567891011121314PANEL LAYOUTEMX5000-12/208 Master Control Section 2TR IN Section Stereo Sub Input SectionAUX 1, 2 controlsST (stereo) controlPFL (pre-fader listen) switch||||||{{ST (stereo) controlPFL (pre-fader listen) switch| | { {{AUX 1 faderAUX 2 faderMONO OUT faderST OUT faderAFL (after fader listen) switch1516171819202122EMX5000-12/209 Power amp Section Digital effect Section Graphic equalizer Section{ {{ {{ {{{ {} }} }PROGRAM selectorPARAMETER controlAUX 1/2 controlTAP switch, indicatorEFFECT 1/2 ON switchPFL (Pre-fader listen) switchEFFECT 1/2 RTN fader}}}} }Graphic equalizerON switchLIMITER indicatorPower amp select switchMaximum output select switch252627282930313233343536EMX5000-12/20101234567891011121314151617 Other indicators and controls Input/Output pabel}| | | | || | |}}}}}} POWER indicator YAMAHA SPEAKER PROCESSING STAND-BYPOWER indicatorON/OFF switchON/OFF switchPeak level indicatorPHONES controlST SUB OUT controlLPF control, ON/OFF switchChannel input jacks (INPUT A, INPUT B)EMX5000-20: 116, EMX5000-12: 18INSERT I/O (insert) jacksPHANTOM switchLINE (stereo) input jacksEMX5000-20: 17/1819/20,EMX5000-12: 9/1011/122TR IN jacksREC OUT jacksST SUB IN 1 (stereo sub 1) jacksST SUB IN 2 (stereo sub 2) jacksAUX SEND 1 jack, AUX SEND 2 jackEFFECT SEND 1 jack, EFFECT SEND 2 jackST OUT jacksST SUB OUT jacksP.AMP IN A, B (power amp input) jacksMONO OUT jackPHONES jackFOOT SW EFFECT 2 ON/OFF jackFOOT SW (EFFECT 2) TAP jackLAMP jack37383940414243EMX5000-12/2011 Rear panelCIRCUIT BOARD LAYOUTIN8 DSPEMX5000-20 onlyIN16 MASPWRSMPS 1/2SMPS 2/2 AC inletPOWER switchSPEAKERS (speaker output) jacks123EMX5000-12/2012BLOCK & LEVEL DIAGRAMCH INPUT[60~16dB][34~+10dB]CH INSERT I/O[0dB]EMX5000-12:CH1-8EMX5000-20:CH1-16EMX5000-12:CH1-8EMX5000-20:CH1-16ABGAIN[60~16dB][34~+10dB]PHANTOM8CH/SWEMX5000-12:[CH1-8]EMX5000-20:[CH1-8] [CH9-16]PADHPFHPFBAHA+48V26dB[0dB][0dB][0dB]3-Stage EQLo GainHi GainMid fMid GainBAON[10dB] [0dB]CH FaderPEAKSIGNALPANPOSTPFLPOSTEFFECT1EFFECT2AUX1AUX2[0dB][6dB][6dB][6dB][6dB]STEREO L (NON-MUTE)STEREO R (NON-MUTE)EFFECT1 (NON-MUTE)EFFECT2 (NON-MUTE)AUX1 (NON-MUTE)AUX2 (NON-MUTE)STEREO L (MUTE)STEREO R (MUTE)EFFECT1 (MUTE)EFFECT2 (MUTE)AUX1 (MUTE)AUX2 (MUTE)PFL L / AFL LPFL R / AFL RPFLAFLSUMSUMSUMSUM[0dB][0dB][0dB][0dB]STAND-BYEMX5000-12:CH1-8EMX5000-20:CH1-16SUMSUM[0dB][0dB]9963Hz125Hz250HzAFLAFLAFLSUMSUM SUM[0dB]SUM[0dB]SUM[0dB][0dB] [0dB]SUM[0dB]SUM SUMSUM[6dB]SUM[6dB]SUM[0dB]SUM[0dB]INV[0dB]INV[0dB]PFLPOSTPOSTBALEFFECT1EFFECT2AUX1AUX2[0dB][6dB][6dB][6dB][6dB]DNBABA[0dB] [0dB] [10dB]ST CH FaderPEAKSIGNALGAIN[34~+10dB]ST CH INPUT[34~+10dB]EMX5000-12:CH9(L)/10(R),CH11(L)/12(R)EMX5000-20:CH17(L)/18(R),CH19(L)/20(R)HAHA[0dB]LR3-Stage EQ3-Stage EQLoHiMidBABAPADPADPFLAUX1STAUX2[0dB] [+4dB] [6dB][6dB][6dB][6dB][16dB][16dB]ST SUB IN 1,2[+4dB]L (MONO)R2TR IN[10dBV]BABA[0dB][6dB][6dB]LRPROGRAMPARAMETERPROGRAMPARAMETERDIGITALEFFECT1ONONIN L OUTR OUTDIGITALEFFECT2IN L OUTR OUTSTEFFECT1 RTNEFFECT2 RTNPFLPFLPFLAUX1AUX2[12dB][12dB]AUX1AUX2[12dB][12dB]FOOT SWITCHTAPTAPON/OFF0dB=0.775V0dBV=1V+30dB+20dB+10dB0dB10dB20dB30dB40dB50dB60dBST CH INPUTGAIN Min. [+10dB]ST CH INPUTGAIN Max. [34dB]CH INPUT A, BGAIN Max. [60dB]CH INPUT A, B GAIN Min. [16dB]ST SUB IN [+4dB]CH & ST CH to ST [0dB] (PAN, BAL turned hard left/right)CH & ST CH to AUX/EFFECT [6dB]ST SUB IN to ST/AUX[6dB]2TR IN to ST [6dB]2TR IN [10dBV]fader [10dB] REC OUTIN8/IN16MASIN8EMX5000-20EMX5000-12MAS IN16DSP-SPXAAIC101,201,301,401,501,601,701,801IC505,705IC105,305IC101,102,201,202IC101,102,201,202IC501IC502IC501IC502IC503IC5035 7IC3026 7IC3036 7IC303M2 1IC3062 1IC3056 7IC30526 7 211IC306IC3076 72 16 72 16 76 72 121IC308IC504IC504IC310IC310IC309IC309Q308Q307Q304Q3036 7IC3016 7IC3022 1IC3012 13 1IC107,307,507,707CN903, 904CN903CN904CN901CN902CN903CN904CN603CN604CN603, 604IC104,204IC104,204IN8CN903CN904MASCN603CN604CN10135PCN50135PEMX5000-12/2013PFLAFL[0dB][0dB][0dB][0dB]STAND-BYEMX5000-12:CH1-8EMX5000-20:CH1-16SUMSUM[0dB][0dB]REC OUT[10dBV]LR9-Stage GEQ9-Stage GEQ63Hz125Hz250Hz500Hz1kHz2kHz4kHz8kHz16kHzGEQBABABABA[6dB][10dB]ST OUTST SUB OUTDRDRST SUB OUT[+4dB]LRST OUT[+4dB]LRPEAKPEAKYSPYSPPOWER AMP IN[+4dB]YAMAHASPEAKERPROCESSINGABLIMITTERLIMITTERPROTECTORPower SelectSPEAKERS[500Wmax@4ohms]AABRIDGEB2112500W300W100W500W300W100W+11+22+11+22POWER AMP ControlsINVSignal SelectMAIN LAUX1AUX1MONO BRIDGEMAIN RMONOAUX2MONO BRIDGEFREQ80120Hz(12dB/oct)INVLPFLPFSUMMONO OUT[+4dB][10dB]MONO OUTBABAAUX SEND1[+4dB]AUX SEND2[+4dB][10dB]AUX1[10dB]AUX2AFLAFLAFLSUM[0dB][0dB][0dB][0dB] [0dB]SUM[0dB]SUM[6dB]SUM[6dB]SUM[0dB]SUM[0dB]INV[0dB]INV[0dB][PHONES 3mW@40ohms]ST OUTST SUB OUTMONO OUT [+4dB]AUX SEND, EFFECT SEND [+4dB]REC OUT [10dBV]PHONES [16dB]ST SUB level control [6dB]EFFECT [6dB]STMONOAUX fader [10dB]SPEAKERS OUTMAXIMUM OUTPUT POWER 500W/4100W/4+40dB+30dB+20dB+10dB0dB10dB20dB30dB40dB50dB60dBINVINVINVINVEFFECT SEND1[+4dB]EFFECT SEND2[+4dB]PHONES[3mW@40ohms][16dB]PHONESSMPS 1/2 SMPS 2/2PWRAA27IC3036 7IC316IC316JK301JK302JK303JK101JK602JK601JK102JK304IC317IC3175 73 13IC6018IC602815 7IC303JK505MAIN GEQ2 1IC3186 7IC319IC604JK3052 13 1615757 2116C30772 16 72 16 76 72 121C308IC504IC504IC310IC310IC309IC3095 7IC320JK306JK307JK308JK309JK5083 1IC3202 1IC3216 7IC3212 16 7IC505IC505VR515Q308Q307Q304Q3037172111CN602LAMPLAMPCN105 CN102 VH3PIC105IC104+12V2P15P 15PLAMP+63V-21V+12V2P+B -BCN601CN101+5V+48V +63VIC103, Q136PAPAABCN104CN104OV(LAMP) +17V+63V D112D114Q111~115D106,D107D108-D111D113T104F104F103 F102-21V+12V10PCN103-10PCN102W101YEF101 POWERSW101ACINLETW101BRCN103D102VH3PRY101W102BEW102BLW102BEVH2P+15V +21VIC101-15V -21VIC102COILFANLINEFILTERFANCONTROLOFF DETECTSWITCHINGREGULATOREMX5000-12/2014DIMENSIONSUnits: mm478 (EMX5000-12)143158538682 (EMX5000-20)WIRINGCN101 CN105CN101CN102CN103CN104W102W101CN103CN102PWRIN8/IN16 MASSMPS 1/2SMPS 2/2DC FANEMX5000-20 onlyBOTTOM ASSYIN8Connector assemblyConnector assemblyCoilConnector assemblyConnector assemblyH, B, W, KConnector assemblyConnector assemblyConnector assemblyConnector assemblyAC shieldCord holderCord holderCord binderEMX5000-12/2015DISASSEMBLY PROCEDUREFig.1[30]: Bind Head Tapping Screw-B 4.0X8 MFZN2BL (EG340190)[70]: Bind Head Tapping Screw-B 3.0X12 MFZN2BL (VQ074600)[160]: Bind Head Tapping Screw-B 3.0X6 MFZN2BL(EP600230)[170]: Bonding Tapping Screw-B 4.0X8 MFZN2BL (VR779900)1. Panel Assembly (Time required: about 5 minutes)1-1. Remove the six (6) screws marked [30a] and six (6)screws marked [30b], and then remove the side padsR and L. (Fig. 1)1-2. Remove the four (4) screws marked [160a], four (4)screws marked [160b], three (3) screws marked[170a] and four (4) screws marked [170b] (three (3)for EMX5000-12), Then lift the front end of the panelassembly, turn it about 45 and remove the panelassembly by releasing it from the claws on its side.(Fig. 1)[160a][160b][170b] EMX5000-20EMX5000-20 only[170b] EMX5000-12[170a][70][30a][30a][30b][30b]IN8 MAS IN16This mark urges servicemen to pay attention.EMX5000-12/2016Fig.2 [B50]: Bind Head ScrewSP 3.0X8 MFZN2Y (EG330290)[B60]: Pan Head ScrewSPK 3.0X12 MFZN2Y (VJ 470900)[70]: Bind Head Tapping Screw-B 3.0X12 MFZN2BL (VQ074600)[B90]: Bind Head Tapping Screw-B 3.0X6 MFZN2BL (EP600230)[B120]: Bind Head Tapping Screw-B 4.0X10 MFZN2BL(EP600240)[B170]: Bind Head Tapping Screw-B 3.0X6MFZN2BL (EP600230)[B210]: Bind Head ScrewA4.0X6 MFZN2BL (EG340290)[B250]: Bind Head Tapping Screw-B 3.0X6MFZN2BL (EP600230)2. Coil (Time required: about 6 minutes)2-1. Remove the panel assembly. (See Procedure 1.)2-2. After removing the two (2) screws marked [B250],remove the harness and then the coil. (Fig. 2)3. DC fan (Time required: about 7 minutes)3-1. Remove the panel assembly. (See Procedure 1.)3-2. Removethetwo(2)screwsmarked[B120]andconnector. The DC fan can then be removed. (Fig. 2)[85][B250][B120][B60][B50][70][B60] [B90a][B90a][B90b][B90b][B170][B90a] [B210]PWRSMPS 1/2SMPS 2/2DC FanEMX5000-12/20174. DSP Circuit Board(Time required: about 12 minutes)4-1. Remove the panel assembly. (See Procedure 1.)4-2. Remove the four (4) DSP circuit board fixing screwsmarked [P220], disconnect the card wire connectedto the connector. The DSP circuit board can then beremoved. (Fig. 3)5. MAS Circuit Board(Time required: about 30 minutes)5-1. Remove the panel assembly. (See Procedure 1.)5-2. Remove the DSP circuit board. (See Procedure 4.)5-3. Disconnect the two (2) harnesses connected to theconnector assembly fixture marked [P240] on themain shield plate and remove the six (6) screwsmarked [B90]. The main shield plate can then beremoved. (Fig. 3)5-4. Removethetwo(2)LAMPholderfixingscrewsmarked [P70a], two (2) pin connector fixing screwsmarked [P70b], twenty-two (22) horn connector fixinghexagonal nuts, knobs (thirty-three (33) big ones, two(29 small ones and eight (8) fader knobs) and eleven(11) hexagon socket head screws marked [P60a] andthree(3)hexagonsocketheadscrewsmarked[P38a]. The MAS circuit board can then be removed.(Fig. 4)6. IN8/IN16 Circuit Board: CH1-8 / EMX5000-12, CH9-18 / EMX5000-20 (Time required: about 40 minutes)6-1. Remove the panel assembly. (See Procedure 1.)6-2. Remove the DSP circuit board. (See Procedure 4.)6-3. Remove the main shield plate. (See Procedure 5-3.)6-4. Remove the sixteen (16) cannon connector fixingscrews marked [P70c], sixteen (16) horn connectorfixing hexagonal nuts, knobs (eighty (80) small onesand eight (8) fader knobs) and nine (9) hexagonsocket head screws marked [P60b] and three (3)hexagon socket head screws marked [P38b]. TheIN8/IN16 circuit board can then be removed. (Fig. 4)7. IN8 Circuit Board: CH1-9 / EMX5000-20(Time required: about 35 minutes)7-1. Remove the panel assembly. (See Procedure 1.)7-2. Remove the sixteen (16) cannon connector fixingscrews marked [P70d], sixteen (16) horn connectorfixing hexagonal nuts, knobs (eighty (80) small onesand eight (8) fader knobs) and nine (9) hexagonsocket head screws marked [60c] and three (3)hexagon socket head screws marked [P38c]. TheIN8 circuit board can then be removed. (Fig. 4)EMX5000-12/2018[B90][B90][B90][B90][P220][P240]DSP-SPX[P70d][P60c][P38c] [P38c] [P38c][P60b][P60b][P70c] [P70b] [P60a][P70a][P38a][P38b][P38b] [P38b][P60a][P60a]IN8MAS IN16Fig.3[B90]:Bind Head Tapping Screw-B 3.0X6 MFZN2BL (EP600230)Fig.4[P38]: Screw 3X6 MFZNBL (V9156000)[P60]: Screw 3X25 MFZNBL (V3289800)[P70]: Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300)EMX5000-12/20198. PWR Circuit Board(Time required: about 30 minutes)8-1. Remove the panel assembly. (See Procedure 1.)8-2. Remove the thirty-four (34) transistor fixing screwsmarked [B60], four (4) PWR circuit board fixingscrews marked [B50] from the PWR assembly, four(4) screws marked [85] and two (2) hexagonal nutsfrom the rear panel. The PWR circuit board can thenbe removed. (Fig. 2)9. SMPS 1/2 Circuit Board(Time required: about 15 minutes)9-1. Remove the panel assembly. (See Procedure 1.)9-2. Remove the two (2) AC shield fixing screws marked[B170]andtwo(2)ACINsocketfixingscrewsmarked [70] from the rear panel. The AC shield canthen be removed.9-3. Remove the four (4) SMPS 1/2 circuit board fixingscrews marked [B90a] and one (1) ground cablefixing screw marked [B210]. (Fig. 2)9-4. Remove the PSW knob from the rear panel and PSWescussion (using full care not to break the claw ofthe PSW escussion). The SMPS 1/2 circuit boardcan then be removed. (Fig. 2)10. SMPS 2/2 Circuit Board(Time required: about 7 minutes)10-1. Remove the panel assembly. (See Procedure 1.)10-2. Remove the six (6) SMPS 2/2 circuit board fixingscrews marked [B90b], harness connected to thePWR circuit board and two (2) harnesses from theSMPS 1/2 circuit board. The SMPS 2/2 circuit boardcan then be removed. (Fig. 2)EMX5000-12/2020LSI PIN DESCRIPTIONPINNO.I/O FUNCTION NAMEPINNO.I/O FUNCTION NAME12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788VddVssXIXOVdd/SYNCI/SYNCOVddCKICKOCKSELVssMCKS/SSYNC/IC/TESTBTYP/IRQTRIGVddVss/CS/WR/RDCA7CA6CA5CA4CA3CA2CA1VssVddCD15CD14CD13CD12CD11CD10CD09CD08CD07CD06VssVddVddCD05CD04CD03CD02CD01CD00/WAITVssSI0SI1SI2SI3SI4SI5SI6SI7VssVddSO0SO1SO2SO3SO4SO5SO6SO7VssDB00DB01DB02DB03DB04DB05DB06DB07DB08DB09DB10DB11DB12VddVddIOIOIOIIIIIIOI/OIIII/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OOIIIIIIIIOOOOOOOOI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OPower supply (3.3 V)GroundSystem master clock input (60 MHz or 30 MHz)System master clock output (High or 30 MHz)Power supply (5 V)Sync. signal inputSync. signal outputPower supply (5 V)System clock input (30 MHz)System clock output (30 MHz)System master clock select (0: 60 MHz, 1: 30 MHz)GroundSerial I/O master clock input (128 x Fs)Serial I/O Sync. signal outputInitial clearTest mode setting (0: Test, 1: Normal)Data bus type select (0: 8 bit, 1: 16 bit)IRQ outputTrigger signal input/outputPower supply (5 V)Groundchip select signal inputWrite signal inputRead signal inputAddress bus of internal registerGroundPower supply (3.3 V)Data bus of internal registerGroundPower supply (3.3 V)Power supply (5 V)Data bus of internal registerWAIT outputGroundSerial data inputGroundPower supply (5 V)Serial data outputGroundParallel data busPower supply (5 V)Power supply (3.3 V)8990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176VssDB13DB14DB15DB16DB17DB18DB19DB20DB21DB22VssVddDB23DB24DB25DB26DB27DB28DB29DB30DB31TIMO/DBOBVssVddDA00DA01DA02DA03DA04DA05DA06DA07VssDA08DA09DA10DA11DA12DA13DA14DA15VssVdd(n.c)VddDA16DA17DA18DA19DA20DA21DA22DA23VssDA24DA25DA26DA27DA28DA29DA30DA31VddVssA00A01A02A03A04A05A06A07A08A09VssVddA10A11A12A13A14A15/RASA16/CASA17/CE/WE/OEVddI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OOOOOOOOOOOOOOOOOOOOOGroundParallel data busGroundPower supply (3.3 V)Parallel data busTiming signal output/ Parallel data bus output/ inputGroundPower supply (5 V)Memory data busGroundMemory data busGroundPower supply (3.3 V)Not usedPower supply (5 V)Memory data busGroundMemory data busPower supply (5 V)GroundMemory address (SRAM, PSRAM, DRAM)GroundPower supply (3.3 V)Memory address (SRAM, PSRAM, DRAM)Memory address (SRAM, PSRAM)Memory address (SRAM, PSRAM), /RAS (DRAM)Memory address (SRAM, PSRAM), /CAS (DRAM)Memory address (SRAM), /CE (PSRAM)Memory write enable signalMemory output enable signalPower supply (5 V)YSS910-S (XV988A00) DSP6 (Digital Signal Processor)DSP-SPX: IC112EMX5000-12/2021PINNO.I/O FUNCTION NAMEPINNO.I/O FUNCTION NAME12345678910111213141516171819202122DAUXHDLTDOUTVFLOPTSYNCMCCWCMCBMCASKSYXIXOP256LOCKVssTCDIM1DIM0DOM1DOM0KM1IOOOOOOOOOIIOOOOIIIIIAuxiliary input for audio dataAsynchronous buffer operation flagAudio data outputParity flag outputFs x 1 Synchronous output signal for DACFs x 1 Synchronous output signal for DSPFs x 64 Bit clock outputFs x 1 Word clock outputFs x 128 Bit clock outputFs x 256 Bit clock outputClock synchronization control inputCrystal oscillator connection or external clock inputCrystal oscillator connectionVCO oscillating clock connectionPLL lock flagLogic section power (GND)PLL time constant switching outputData input mode selectionData input mode selectionData output mode selectionData output mode selectionClock mode switching input 123242526272829303132333435363738394041424344RSTNVddaCTLNPCO(NC)CTLPVssaTSTNKM2KM0FS1FS0CSMEXTWDDINLRVddERREMPCD0CCKCLDIIOIIIIOOIIIOOOOIISystem reset inputVCO section power (+5V)VCO control input NPLL phase comparison outputVCO control input PVCO section power (GND)Test terminal. Open for normal useClock mode switching input 2Clock mode switching input 0Channel status sampling frequency display output 1Channel status sampling frequency display output 0Channel status output method selectionExternal synchronous auxiliary input word clockEIAJ (AES/EBU) data inputPLL word clock outputLogic section power (+5 V)Data error flag outputChannel status emphasis control code output3-wire type microcomputer interface dataoutput3-wire type microcomputer interface clock input3-wire type microcomputer interface load inputYM3436DK (XG948E0) DIR2 (Digital Format Interface Receiver) DSP-SPX: IC103PINNO.I/O FUNCTION NAMEPINNO.I/O FUNCTION NAME123456789101112131415161718192021222324VREFHAINR+AINR-AINL+AINL-VAAGNDDIF0DIF1LRCKSCLKSDTISDTOSMUTEDEM0DEM1MCKIVDDGND/PDCMODEAOUTLAOUTRVCOMIIIII--IIIIIOIIII--IIOOOPositive voltage reference input , VAUsedasapositivevoltagereferenceby ADC & DAC, VREFH is conne externally to filtered VA.Rch analog positive input Rch analog negative input Lch analog positive input Lch analog negative input Analog power supply Analog ground Audio data interface format Input/Output channel clock Audio serial data clock Audio serial data input Audio serial data output Soft mute Whenthispingoes"H",softmutecycle is intiated.When returning "L", the output mute releases.De-emphasis frequency select Master clock Input/X'tal input Digital power supply Digital ground Reset Master clock select(Internal biased pin)"H": 384fs, "L": 256fs, "NS": 512fsLch analog output Rch analog output Common voltage output , VA/2AK4522VF-E2 (XW008A00) CODEC (CMOS A/D & D/A Converter)DSP-SPX: IC108, IC308EMX5000-12/2022PINNO.I/O FUNCTION NAMEPINNO.I/O FUNCTION NAMEM30622MCA-XXXFP (X2416A00) CPUDSP-SPX: IC1091234567891011121314151617181920212223242526272829303132333435363738394041424344454647I/OI/OI/OI/OI/OI/OI/OIII/OI/OIOIII/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OIOIOOOOOI/O/OP96/P95/P94/P93/P92/P91/P90/BYTECNVssP87/XCINP86/XCOUTRESETXOUTVssXINVccP85/NMIP84/INT2P83/INT1P82/INT0P81/TA4IN/UP80/TA4IN/UP77/TA3INP76/TA3OUTP75/TA2IN/WP74/TA2OUT/WP73/TA1IN/VP72/CLK2/TA1OUTP71/RxD2P70/TxD2P67/TxD1P66/RxD1P65/CLK1P64/RTS1P63/TxD0P62/RxD0P61/CLK0P60/CTS0/RTS0P57/RDY/CLKOUTP56/ALEP55/HOLDP54/HLDAP53/BCLKP52/RDP51/WRH/BHEP50/WRL/WRP47/CS348495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100I/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/O/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OI/OII/OThis is an 8-bits I/O port.Power supply 2.7V to 5.5V.This is an 8-bits I/O port.Power supply 0V.This is an 8-bits I/O port.This is an 8-bits CMOS I/O port.This is an 8-bits I/O port.Analog power supply inputThis is an 8-bits I/O port.Reference voltage inputAnalog power supply inputThis is an 8-bits I/O port.P46/CS2P45/CS1P44/CS0P43/A19P42/A18P41/A17P40/A16P37/A15P36/A14P35/A13P34/A12P33/A11P32/A10P31/A9VccP30/A8(/-/D7)VssP27/A7(/D7/D6)P26/A6(/D6/D5)P25/A5(/D5/D4)P24/A4(/D4/D3)P23/A3(/D3/D2)P22/A2(/D2/D1)P21/A1(/D1/D0)P20/A0(/D0/-)P17/D15P16/D14P15/D13P14/D12P13/D11P12/D10P11/D9P10/D8P07/D7P06/D6P05/D5P04/D4P03/D3P02/D2P01/D1P00/D0P107/AN7/KI3P106/AN6/KI2P105/AN5/KI1P104/AN4/KI0P103/AN3P102/AN2P101/AN1AvssP100/AN0VREFAvccP97/TRGThis is an 8-bits I/O port.External data bus width select input.CNVssThis is set using software to function as the I/O pins fpr a sub clock generation circuit.This is set using software to function as the I/O pins fpr a sub clock generation circuit.A "L" on this input resets the microcomputer.Clock outputPower supply 0V.Clock inputPower supply 2.7V to 5.5V.This is an input-only port that also functions for NMI.This is an 8-bits I/O port.This is an 8-bits I/O port.This is N channel open-drain output.This is an 8-bits I/O port. This is N channel open-drain output.This is an 8-bits I/O port.While the input level at the RDY pin is "L", the microcomputer is in the ready state.ALE output signalWhile the input level at the HOLD pin is "L", the microcomputer is placed in the hold state.HLDA output signalBCLK output signalRD output signalWRH and BHE output signalsWRL and WR output signalsThis is an 8-bits I/O port.EMX5000-12/2023IC BLOCK DIAGRAMLB1412M (XT547A00)LED DRIVERMAS: IC601, IC60274HCU04DT (XZ110A00)INVERTERDSP-SPX: IC1041 1A2345671Y2A2Y3A3YVSS 891011121314 VDD6A6Y5A5Y4A4YNJM2060(TE2) (XM560A00)OP AMP MAS: IC311-3151 NC23457D8D9D10D11D12IN1OUT1IN2OUT2RESETGND 18192021222324 NCD7D6D5D4D3D2D1VCCI LEDOSCVZ689101113141516171274HC08DT(XZ108A00)ANDDSP-SPX: IC1111234567131211109814 1A1B1Y2Y2A2BVssVDD4B4A4Y3Y3A3B1 A OUTPUT23457A INPUTA +INPUTV+B +INPUTB INPUTB OUTPUT 891011121314 D OUTPUTD INPUTD +INLPUTVC +INPUTC INPUTC OUTPUT6A DB C + ++ +NJM2068MD-T1 (XJ553A00)OP AMPIN8: IC101-105,IC107, IC201, IC301-305,IC307, IC401, IC501-505, IC507,IC601, IC701-705, IC707, IC80112348765Output ANon-InvertingInput AGround+DC VoltageSupplyOutput BInvertingInput BNon-InvertingInput BInvertingInput A+ -+ -NJM4580ED (XT157A00)OP AMPMAS: IC316, IC317, IC319-321NJM4588M(T1) (IG103520)OP AMPIN8: IC106, IC306, IC506, IC706DSP-SPX: IC105-107, IC305-307MAS: IC101-104, IC201-204, IC301-310, IC318, IC501-504, IC603, IC701, IC702 20ch only IN16: IC101-105, IC107, IC201, IC301-305,IC307, IC401, IC501-505, IC507,IC601, IC701-705, IC707, IC801NJM4556AL(XP844A00)OP AMPMAS: IC5051A2 3 4 5 6 7 8IN V +IN OUTA A A+V IN +IN OUTB B B+B+MAS: IC105, IC605, IC60620ch onlyIN16: IC106, IC306, IC506, IC706IR2153(X2264A00)CONTROL IC SMPS1/2,2/2: IC10212348765VccRTCTCOMVBVSHOLOEMX5000-12/20241/9INPUT AINPUT BINSERTPADGAINHPFHIGHMID-f2/10 3/11 4/12 5/13 6/14 7/15 8/16INPUTPHANTOMA A IN8/IN16 Circuit BoardCIRCUIT BOARDSIN8/IN16: 3NA-V826740CN901CN902CN903CN904IN16installinstallinstallinstallIN8not installnot installinstallinstallLocation No.ModelEMX5000-12/2025HPFHIGHMID-fMIDLOWAUX1POSTAUX2POSTEFFECT1EFFECT2PANCHON/OFFA AB BIN8/IN16: 3NA-V826740EMX5000-12/2026IN8/IN16: 3NA-V826740EFFECT2PANCHON/OFFPEAKSIGNALFADERPFLCN902:(EMX5000-20)from IN8(EMX5000-12)N.C.CN901:(EMX5000-26)from IN8(EMX5000-12)N.C.CN903:(EMX5000-20)to othere IN8 CN901or MAS CN603(EMX5000-12)to MAS CN603CN904:(EMX5000-20)to othere IN8 CN902or MAS CN604(EMX5000-12)to MAS CN604CN902CN901CN903CN904B BComponent sideEMX5000-12/2027IN8/IN16: 3NA-V826740A AEMX5000-12/2028A AB BIN8/IN16: 3NA-V826740EMX5000-12/2029Pattern sideB BIN8/IN16: 3NA-V826740EMX5000-12/2030MAS: 3NA-V826750 MAS Circuit BoardCN601:to PWR CN101CN602:to PWR CN105CN501:to DSPGAINHIGHSTAND-BYYSPPOWERLAMPLIMITERAMP MODEPROGRAMPOWER 500W/300W/100WLINE17 L LINE19 LLINE18 R17 L 19 L18 R 20 RST SUB IN1 L ST SUB IN2 LAUX SEND1AUX SEND2EFFECT SEND1EFFECT SEND2ST OUT LST OUT RR AMP IN AR AMP IN BST SUB LST SUB REFFECT ON/OFFTAPMONO OUTPHONES ST SUB IN1 R ST SUB IN2 RLINE20 R 2TR IN R REC OUT R2TR IN L REC OUT LA AEMX5000-12/2031C552+HIGHMIDLOWAUX1AUX1 POSTAUX2AUX2 POSTEFFECT1EFFECT2PHONESEQ ON/OFFSTAND-BYPROGRAMPARAMETERSTPEL2TR INTAPPOWER 500W/300W/100WMAINEQLEDINDICATORSBALA AB BMAS: 3NA-V826750EMX5000-12/2032C553+C552+EFFECT1EFFECT2PFLST SUB OUTPHONESPEL2TR INLPF-fLPF OFF/ONAFL AFL PFL AFLTAPBALCHON/OFFCN604:to IN8 CN904CN603:to IN8 CN9039/10 (EMX5000-12)17/18 (EMX5000-20)11/12 (EMX5000-12)19/20 (EMX5000-20)EFFECT1 RTN EFFECT2 RTN AUX1 AUX2 MONO OUT ST OUTCN604CN603B BEFFECT ON/OFF EFFECT2 ON/OFFPEAKSIGNALComponent sideMAS: 3NA-V826750EMX5000-12/2033MAS: 3NA-V826750A AEMX5000-12/2034MAS: 3NA-V826750A AB BEMX5000-12/2035Pattern sideMAS: 3NA-V826750B BEMX5000-12/2036to coilPOWER ON/OFFAC INCN104:to PWR CN101to PWR CN105C139 SMPS 1/2 Circuit Board SMPS 2/2 Circuit BoardComponent sideComponent sideSMPS: 3NA-V826930EMX5000-12/2037 PWR Circuit BoardA2 A1 B1 B2SPEAKERSCN101:to MAS CN601CN105:to MAS CN602CN103:to SMPS2/2CN104CN102:to SMPS2/2W102BL,W102RE,W102BECN104:to FANComponent sidePWR: 3NA-V826960EMX5000-12/2038 DSP-SPX Circuit BoardCN101:to MASCN501N.C.Component sidePattern sideDSP-SPX: 3NA-V82673039EMX5000-12/20INSPECTIONSA. INSPECTIONS OF MIXER1 PREPARATIONS Unless otherwise specified, the signal to be applied should be 1kHz, Thesine wave and the signal source impedance shouldbe 150 ohm. Also, the load resistance at each output terminal should be of the following values.INSERT OUT, REC OUT 10k PHONES 40 (3W or more)LAMP 30 (20W or more)Other output terminals 600 Unless otherwise specified, set the controls as follows.1-1 CH INPUT (1-8: EMX5000-12/1-16: EMX5000-20)26dB switch OFFGAIN control MINIMUMHPF switch OFFEQ(HIGH, MID, LOW) level control CENTEREQ MID FREQ control MINIMUMAUX 1,2 level control MAXIMUMAUX 1,2 POST switch OFFEFFECT 1,2 level control MAXIMUMPAN control CENTERON switch ON only during measurement, OFF at all other times.PFL switch OFFfader MAXIMUM1-2 ST CH INPUT (9-12: EMX5000-12/17-20:EMX5000-20)GAIN control MINIMUMEQ(HIGH, MID, LOW) level control CENTERAUX 1,2 level control MAXIMUMAUX 1,2 POST switch OFFEFFECT 1,2 level control MAXIMUMBAL control CENTERON switch OFFPFL switch OFFfader MAXIMUM1-3 DIGITAL EFFECT (1,2)PROGRSM select switch 16PARAMETER control MINIMUMDIGITAL EFFECT ON switch OFFTAP switch (EFFECT 2) OFFEFFECT RTN fader MAXIMUM only during measurement, MINIMUM at all other times.1-4 ST SUB INAUX 1,2 level control MAXIMUMST level control MAXIMUMPFL switch OFF1-5 2TR INST level control MAXIMUMPFL switch OFFEMX5000-12/20401-6 MASTERGRAPHIC EQUALIZER GAIN control CENTERGRAPHIC EQUALIZER ON switch OFFAUX (1, 2), MONO OUT, ST OUT PFL switch OFFST OUT AFL switch OFFMONO OUT LPF ON/OFF switch OFFMONO OUT LPF FREQ control MINIMUMPHONES, ST SUB OUT level control MAXIMUMST1, MONO, MONITOR (1, 2), EFFECT fader MAXIMUMAUX (1, 2), MONO OUT, ST OUT fader MAXIMUM1-7 PHANTOMPHANTOM switch OFF1-8 POWER AMPSIGNAL SELECT switch ST (L, R)POWER SELECT switch 500W1-9 YAMAHA SPEAKER PROCESSING switch OFF1-10 STAND-BY switch OFF*1: Turn on the PFL switch of the channel to which the signal was input.2 GAIN In the state as described in 1 above, check that the output level within the range specified in Tables 2-1 to 2-5 can be obtained at each output terminal.*1: Turn on the PFL switch of the channel to which the signal was input.[Table 2-2]Input terminal[INPUT CH1-8: EMX5000-12 / 1-16: EMX5000-20] [Unit: dBs]INPUT INPUT LEVEL ST OUT (L,R) REC OUT (L,R) PHONES (L,R) *1INSERT IN -20 +1 2 +20.8 2 -11 2INPUT INPUT GAIN INSERT STOUT STSUB MONO AUX 1,2 SEND AUX 1,2 SEND EFFECT 1,2LEVEL OUT (L,R) OUT (L,R) OUT (POST SW OFF) (POST SW ON) SEND-80 MAX. -20 2 +1 2 -3 2 +4 2 0 2 +10 2 0 2INPUT A -54MAX. +1 2 (26dB ON)-36 MIN. +1 2 INPUT B -80 MAX. +1 2 [Table 2-1]Input terminal[INPUT CH1-8: EMX5000-12 / 1-16: EMX5000-20] [Unit: dBs][Table 2-3]Input terminal[ST INPUT CH9-12: EMX5000-12 / 17-20: EMX5000-20] [Unit: dBs]INPUT INPUT GAIN ST OUT STOUT AUX 1,2 SEND AUX 1,2 SEND EFFECT 1,2 PHONESLEVEL L R (POST SW OFF) (POST SW ON) SEND (L, R) *19/11L17/19L -54 MAX. +1 2 -3 2 +7 2 -3 2 -11 2(PHONE)(L)10/12R18/20R -54 MAX. +1 2 -3 2 +7 2 -3 2 -11 2(PHONE)(R)9/11L17/19L -54 MAX. +1 2 (PIN)10/12R18/20R -54 MAX. +1 2 (PIN)41EMX5000-12/203 FREQUENCY RESPONSE In each state as described in Tables 2-1, 2-2, 2-3 and 2-4, input a signal at the frequency of 20Hz and 20kHz and check thatthe output level at each output terminal is within the range of +1/-3dB with 1kHz used as a reference. At 20Hz with the GAINcontrol set at the MAX position only, however, check that the output level is within the range of +1dB/-4.5dB. For PHONES,take measurement at 2TR IN input terminal.4 EQUALIZER CHARACTERISTICS In the state as described in 1, move each EQ control of INPUT and check that the output level of the frequency obtained at STOUT falls within the range given in Table 4-1 with the output level obtained at the center click position used as a reference.If the output level at a specified frequency does not fall within the range given in Table 4-1, vary the frequency and check thatthe output level as specified in the table below is obtained. Also, check that the frequency variation at this time is within therange of specified frequency 20%.*1: Turn on the PFL switch.[Table 2-4]Input terminal[ST SUB IN (1, 2)] [Unit: dBs]INPUT INPUT LEVEL ST OUT L ST OUT R AUX 1, 2 SEND PHONES L *1 PHONES R *1L/MONO -6 +10 2 +10 2 +13 2 -1 2 -1 2R -6 +10 2 +7 2 -1 2*1: Turn on the PFL switch.[Table 2-5]Input terminal[2TR IN] [Unit: dBs]INPUT INPUT LEVEL ST OUT L ST OUT R PHONES L *1 PHONES R *1L -17.8 +10 2 -1 2 R -17.8 +10 2 -1 2[Table 2-6 ]Input terminal[CH1: INPUT A], Output terminal[PHONES (L, R)] [Unit: dBs]INPUT LEVEL GAIN ST AFL ON MONO AFL ON AUX 1, 2 AFL ON-46 MIN. -4 2 -1 2 -5 2[Table 4-1](INPUT CH1-8: EMX5000-12 / 1-16: EMX5000-20) [Unit: dBs]EQ level control f control Input frequency Variation widthLOWMAX. 10KHz+12 2MIN. -12 2MAX.MIN. 250KHz+15 2.5MIDMIN. -15 2.5MAX.MAX. 5KHz+15 2.5MIN. -15 2.5HIGHMAX. 100Hz+12 2MIN. -12 2[Table 4-2]Input terminal [ST INPUT, CH9-12: EMX5000-12 / CH17-20: EMX5000-20] [Unit: dBs]EQ level control Input frequency Variation widthLOWMAX.100Hz+12 2MIN. -12 2MIDMAX.2.5KHz+15 2.5MIN. -15 2.5HIGHMAX.10KHz+12 2MIN. -12 24a HPF characteristic In the state as described in 1, set the input signal level to 80Hz and turn on the HPF switch of CH INPUT 1 and check that theoutput level of ST OUT L is within the range of 32dB with the level at the HPF switch OFF used as a reference.EMX5000-12/20425 GRAPHIC EQUALIZER CHARACTERISTICS In the state as described in 1, move the GEQ fader to the MIN or MAX position and check that the output level of the frequencyobtained at ST1 OUT (L, R) falls within the range given in Table 5-1 with the output level obtained at the center click positionused as a reference.If the output level at a specified frequency does not fall within the range given in the table, vary the frequency and check thatthe output level in the range as specified in the table is obtained. Also, check that the frequency variation at this time is withinthe range of specified frequency 20%.63 125 250 500 1k 2k 4k 8k 16kInput signal frequency 63kHz 125kHz 250kHz 500kHz 1kHz 2kHz 4kHz 8kHz 16kHzVariation MAX +12 2width MIN -12 2[Table 5-1] [Unit: dBs]10DISTORTION FACTOR n the state as shown in Tables 2-1, 2-3, 2-4 and 2-5, check that the distortion factor when +14dBs output is obtained at eachoutput terminal is 0.1% or less (except for REC OUT, INSERT OUT and PHONES).In the case ofPHONES, set the 12 oclock point of the level control to the nominal position and check that the distortion factorwhen +3dBs output is obtained is 0.2% or less.11MAXIMUM OUTPUT In the state as described in 1, set the GAIN control to the MAX position (or turn PAN or BAL VR clockwise or counterclockwisefully when measuring at ST OUT), check that + 20dBs output with 1% or less distortion factor is obtained at ST OUT, MONOOUT and AUX SEND. Also, check that +8dBs output with 1% or less distortion factor is obtained at PHONES.6 MONO OUT LPF In the state as described in 1, set the input signal level to 80Hz when the MONO OUT FREQ control is at the MIN position andto 120Hz when it is at the MAX position. (Applicable only for CH1 INPUT A)Also check that the MONO OUT output level when the MONO OUT LPF ON/OFF switch is turned on is within the range of 32dB with the level at the switch OFF used as a reference.7 PEAK LED LIGHTING LEVEL In the state as described in 1, input a signal to INPUT A, ST CH IN (PHONE) and check that the PEAK LED lights up at theinput signal level as in Table 7-1.8 SIGNAL LED LIGHTING LEVEL In the state as described in 1, input a signal to INPUT A, ST CH IN (PHONE) and check that the SIGNAL LED lights up at theinput signal level as in Table 8-1.[Table 7-1] [Unit: dBs]Input channel CH1~8/16 ST CHInput signal level -43 3 -17 3[Table 8-1] [Unit: dBs]Input channel CH1~8/16 ST CHInput signal level -70 3 -38 39 LED METER LIGHTING LEVEL Check that when the output level of ST OUT is as in Table 9-1, each corresponding METER LED lights up.LED PEAK +8 +5 +3 +1 0 -1Lighting start level +17 2 +12 2 +9 2 +7 2 +5 2 +4 2 +3 2LED -3 -5 -7 -10 -15 -20 Lighting start level +1 2 +1 2 -3 2 -6 2 -11 2 -16 2 [Table 9-1] [Unit: dBs]43EMX5000-12/20B. INSPECTION OF POWER AMPLIFIER Inspection of SIGNAL SELECT switch MAIN L MAIN R, AUX1 AUX21PREPARATIONS Input terminal: ST SUB IN 1 L/MONO SIGNAL SELECT switch: MAIN L-MAIN R POWER SELECT switch: 500W+500W Output terminal: SPEAKERS A2, SPEAKERS B2 Load resistance: 40 (500W or more)Unless otherwise specified, the load resistance of the speakers should be connected only when checking the power amplifier. Set INPUT CH1-20 (EMX5000-20) / CH1 12 (EMX5000-12), ST SUB IN 2 and 2TR IN level controls to the MIN position. Other than the above, use the same setting as described under PREPARATIONS for inspection.2 Muting function at power ON Check that the muting function is cancelled and the relay turns on at 2.51 seconds after the POWER switch is turned on.14PHANTOM Connect a 10k ohms load resistance between pins 1 and 2 of INPUT A to short-circuit between pins 2 and 3. Then check that+353 V voltage is obtained at both ends of the load resistance when the PHANTOM switch is turned on.15LAMP TERMINAL The voltage at the LAMP terminal should be 121V (DC) (30 ohm load)Measure the voltage between pins 2 and 3.16DIGITAL EFFECT In the state as described in 1, input -36 dBs signal to CH1 INPUT A and set AUX1 level control to the MIN position andEFFECT1 level controlas well as the CH fader to the MAX position.Then with the PROGRAM select switch set to 16, PARAMETER VR to MIN and AUX1 EFFECT RTN VR to the MAX position,check that the output signal level at AUX1 OUT is larger than 0dBs when the DIGITAL EFFECT ON switch is turned on.17STAND-BY In the state as described in 1, apply a signal from CH INPUT A and set the level of ST OUT (L o R) / AUX SEND (1 o 2) /EFFECT SEND (1 o 2) output terminals to +14dB. Then turn on the STAND-BY switch and check that the output level is 46dB or less and that the LED flashes.18STABILITY Connect a load resistance to the power amplifier output for this inspection. Check that no abnormality such as oscillation occurs when a 10pF to 0.1F capacitor is connected in parallel with a loadresistance at each output terminal. Check that no abnormality such as oscillation occurs when all faders, level controls and equalizer are set to the MAX position.(Short-circuit the input terminal with 150 ohm.)[Table 13-1]fader/level control ST OUT (L, R) MONO OUT AUX 1,2 SEND EFFECT SEND PHONESMAX -73 -73 -70 -80 -78MIN -95 -93 -95 -9612EIN In the state as described in 1, set only the fader and GAIN control VR of the channel being measured to the MAX position, turnPAN or BAL VR counterclockwise fully, set the fader of all the other channels to the MIN position and short-circuit the INPUTA terminal with 150 ohm. Then check that the noise level obtained at ST OUT L is -43dBs or less. If it exceeds -43dBs, calculate the input converted noise level of each channel and check that the result is -127dBs or less.(Use the DIN audio filter.)13RESIDUAL NOISE In the state as described in 1, set all Fader/Level controls in the INPUTsection to the MIN position. Then set the Fader/Levelcontrols in the MASTER section to the MAX or MIN position and check that the noise level at ST OUT, MONO OUT, AUXSEND and EFFECT OUT (without MASTER level control) is at the level indicated in Table 10-1 or less.EMX5000-12/20446 FREQUENCY RESPONSE YAMAHA SPEAKERS PROCESSING switch OFFInput -19 dBs signal to the input terminal and check that the output voltage at 20Hz and 20kHz signal frequency is within therange of +1/-3dB with 1kHz used as a reference. YAMAHA SPEAKERS PROCESSING switch ONInput 70Hz/-19dBs signal to the input terminal and check that the output voltage when YAMAHA SPEAKERS PROCESSINGswitch is turned off is within the range of +6.22dB with 1kHz output voltage used as a reference.7 TOTAL HARMONIC DISTORTION Input a 1kHz signal to the input terminal and check that the total harmonic distortion is 0.5% or less when 500W + 500W/4 (35.2 dBs) output is obtained. Also, input 20Hz, 1kHz and 20kHz signals to the input terminal and check that the total harmonic distortion is 0.5% or lesswhen250W + 250W/4 (32.2 dBs) signal is obtained at the output terminal. * Be sure to finish this inspection within 30 seconds.8 RESIDUAL NOISE Set the ST MASTER level control to the MIN position and check that the noise level at the output terminal is -65dBs. Use careso that the measurement is not affected by the induction noise. (Use the DIN audio filter.)9 STABILITY With 10kHz, -3.2dBs rectangular wave inputted, connect 10pF to 0.47F static capacitance in parallel with 4 load resistanceor 10H to 0.47H inductance in series and check that the following requirements are satisfied. Disconnect 4 load resistance to make the load consisting of 10pF to 0.47F static capacitance only and check that ringingis within 7 waves at Vp/Vo