Service Manual

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Service Manual

LC-60E69U60 FHD 120HZ LCD TV

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1.Diagram:

1 Function of Board1) Iamge Board(M/B) Control all input signals, Decode the video signal, De-interlace, and send digitalsignals (LVDS signal) sent from image Board and display;2) Panel Display all image;3) Key Pad Borad POWER SOURCE MENU Channel +/- VOL+/-;4) IR Board Recive IR Signal; LED R/G5) Inverter and Power : the Power Supply for Panel , Image Board;

Panel Display

Image Board(M/B)

Keypad Board

LVDS CableM/B CN17 topanel

Connect To

panel Inverter

cable

M/B CN25 to power

board 13PIN Connector IR BoardM/B CN9 toIR and KEYBorad

M/B CNA1to speaker

Power Board

ACINPUT

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2 SYSTEM BLOCK

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of part

3.1.1 Power Input

3.1.2 Power Supply

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3.1.5 Tuner Power Supply

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3.2.1 Reset circuit

3.2.2 IR&KEY circuit

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3.3 VGA INPUT

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3.5 PC_AUDIO

3.4.AV& YPBPR

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3.7 HDMI circuit

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3.8 CN.SY8A circuit

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4 T.RSC8.101 Power Units Problem Solving

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2 Display Unit (black screen)

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3 Display Unit (White screen)

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4 Display Unit (abnormal screen)

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(4) Audio Unit (no sound)

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(6) Function Unit The TV channel dont have sound)

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(7) Function Unit TV failure

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(8)Function Unit (PC)

Waveform of VGA input signal

VGA-Red VGA-Green

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VGA-Blue VGA-Hsync

VGA-Vsync

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(9) Function Unit HDMI

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(10) Function Unit AV

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(10) Function Unit YPBPR

Mode

Waveform of YPbPr input at U13&U14 for reference

480Pinput/col

Y signal waveform Pb signal waveform

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orbarsignalinput

Pr signal waveform

Y signal waveform Pb signal waveform720Pinput/colorbarsignalinput

Pr signal waveform

1080iinput/c

Y signal waveform Pb signal waveform

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olorbarsignalinput

Pr signal waveform

5 Connector define

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CN25 POWER SUPPLYNO. Definition Description

1 5VSB +5V DC Power Supply when Standby

2 PON Power On/Off

3 GND Ground

4 GND Ground

5 P_+5v Panel Power Supply

6 P_+5v Panel Power Supply

7 5V Main +5V Power Supply

8 5V Main +5V Power Supply

9 ON/OFF Ground

10 12V +5V DC Power Supply when Standby

CN5 INVERTER CONNECTORNO. Definition Description

1 +12V INVERTER +12V power supply

2 +12V INVERTER +12V power supply

3 ON/OFF Back-Light ON/OFF Control for Panel

4 ADJ Brightness Adjustment for panel(PWM Output)

5 GND Ground

6 GND Ground

CN9 KEY&IRNO. Definition Description

1 +5V +5V DC power for IR

2 RED Red indicator

3 GRN Green indicator

4 IR Remote receiver

5 GND Ground

6 K0 KEY0/AD1

7 K1 KEY2

8 K2 KEY2

9 K3 KEY3

10 K4 KEY4

11 K5 Key5

12 K6 Key6/AD0

13 K7 Key7

14 GND Ground

CNA1 SPEAKERNO. Definition Description

1 L0 Left Audio L+ Channel Output

2 GND Ground

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3 GND Ground

4 R0 Left Audio R+ Channel Output

CNA3 AMP POWER SUPPLYNO. Definition Description

1 +24V +24V DC Power Supply

2 +24V +24V DC Power Supply

3 GND Ground

4 GND Ground

CND1 DVD SIGNAL INNO. Definition Description

1 NC No Connection

2 GND Ground

3 DRI DVD Audio Right Channel Input

4 GND Ground5 DLI DVD Audio Left Channel Input6 DPB DVD Component -Pb Input7 GND Ground8 DPR DVD Component -Pb Input9 GND Ground

10 DY DVD Component-Y Input11 GND Ground

CND2 DVD POWER SUPPLY & CONTROL

CN17 LVDS INTERFACE

NO. Definition Description

1 D5V +5V DVD Power Supply

2 D5V +5V DVD Power Supply

3 GND Ground

4 GND Ground5 D12 +12V DVD Power Supply6 DIR DVD Remote Control7 DAT/RX Data Receiver/Serial Data Receiver8 STB/TX DVD Standby Control/Serial Data Transmitter

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NO. Definition Description

1 VCC Power supply for panel

2 VCC Power supply for panel

3 VCC Power supply for panel

4 GND Ground

5 GND Ground

6 GND Ground

7 RXO0- LVDS ODD 0- Signal

8 RXO0+ LVDS ODD 0+ Signal

9 RXO1- LVDS ODD 1- Signal

10 RXO1+ LVDS ODD 1+ Signal

11 RXO2- LVDS ODD 2- Signal

12 RXO2+ LVDS ODD 2+ Signal

13 GND Ground

14 GND Ground

15 RXOC- LVDS ODD Clock- Signal

16 RXOC+ LVDS ODD Clock+ Signal

17 RXO3- LVDS ODD 3- Signal

18 RXO3+ LVDS ODD 3+ Signal

19 RXE0- LVDS EVEN 0+ Signal

20 RXE0+ LVDS EVEN 0+ Signal

21 RXE1- LVDS EVEN 1+ Signal

22 RXE1+ LVDS EVEN 1+ Signal

23 RXE2- LVDS EVEN 2+ Signal

24 RXE2+ LVDS EVEN 2+ Signal

25 GND Ground

26 GND Ground

27 RXEC- LVDS EVEN Clock- Signal

28 RXEC+ LVDS EVEN Clock+ Signal

29 RXE3- LVDS EVEN 3+ Signal

30 RXE3+ LVDS EVEN 3+ Signal

31 GND Ground

32 GND Ground

33 CON1 Logic Level Control (Default For High Level)

34 NC No Connection

35 VSEL1 Reserved Power or I2C SCL

36 VSEL2 Reserved Power or I2C SDA

37 RXO4- LVDS ODD 4- Signal

38 RXO4+ LVDS ODD 4+ Signal

39 RXE4- LVDS EVEN 4+ Signal

40 RXE4+ LVDS EVEN 4+ Signal

Reference Number Parts Code DescriptionNQP0000000001 Rating LabelNQP0000000002 O/MNQP0000000003 Registration CardNQP0000000004 Energy GuideNQP0000000005 Carton Box

39 NQP0000000006 Power Board Unit34 NQP0000000007 Speaker

NQP0000000008 Main Board ConnectNQP0000000009 Earth WireNQP0000000010 AV ConnectNQP0000000011 AC Power CordNQP0000000012 LVDS CableNQP0000000013 Back Light ConnectNQP0000000014 Key Button Connect

6 Stand Unit

LC60LE69U Parts List

NQP0000000014 Key Button Connect6 NQP0000000015 Stand Unit5 NQP0000000016 Stand Base Support

19 NQP0000000017 Stand Connection Unit3 NQP0000000018 Back Cabinet1 NQP0000000019 Front Cabinet Unit

12 NQP0000000020 Power Board BracketNQP0000000021 EPE_Lower RightNQP0000000022 EPE_Left LowerNQP0000000023 EPE_UprightNQP0000000024 EPE_Upper LeftNQP0000000025 EPE_Mid BedNQP0000000026 Carton PalletNQP0000000027 Speaker Wire

NQP0000000028 Remote Control36 NQP0000000029 Main Board Unit7 NQP0000000030 Power Cord Holder4 NQP0000000031 Switch Holder

11 NQP0000000032 Sway Brace for Panel14 NQP0000000033 Panel Tableting13 NQP0000000034 Back Board Holder Connection Unit15 NQP0000000035 Speaker Holder Left16 NQP0000000036 Speaker Holder Right17 NQP0000000037 Panel Tabletting Left/Right18 NQP0000000038 Wall Mount Bracket

NQP0000000039 Screw (I.03.MP4008002)NQP0000000040 Screw (I.03.TP3010A02)NQP0000000041 ScrewI.03.MF3010MF1

20 NQP0000000042 Screw(I.03.MW300800224 NQP0000000043 Screw(I.03.TW3010A01)28 NQP0000000044 Screw(I.03.MW4016001)

NQP0000000045 ScrewI.03.TR4014A01NQP0000000046 Screw(I.03.BF3006008)

23 NQP0000000047 Screw(I.03.TW3010AB125 NQP0000000048 Screw(I.03.12500121331 NQP0000000049 Screw(I.03.TP1722B01)31 NQP0000000049 Screw(I.03.TP1722B01)30 NQP0000000050 Screw(I.03.106009016)27 NQP0000000051 ScrewI.03.106015006)10 NQP0000000052 Terminal I/O Bracket9 NQP0000000053 Main Board Bracket8 NQP0000000054 Power Wire Cover

NQP0000000055 Terminal LabelNQP0000000056 Poly Bag for TV Unit(I.04.090408100)NQP0000000057 Poly Bag for O/M(I.05.110352405)NQP0000000058 Poly Bag for Screw(I.05.110100125)NQP0000000059 Poly Bag or Accessory (I.05.211501851)NQP0000000060 EPE bag for stand (I.05.117501003)

37 NQP0000000061 IR Board Unit

38 NQP0000000062 KEY-Board AssemblyNQP0000000063 Battery

2 NQP0000000064 Function Key65 NQP0000000065 Screw (I.03.MW4008002)

NQP0000000066 Serial Number LabelNQP0000000067 Side Model LabelNQP0000000068 Bottom Sign LabelNQP0000000069 Weight LabelNQP0000000070 Blind Rating LabelNQP0000000071 Plastic BandNQP0000000072 Plastic Band(With pastern)NQP0000000073 Inverter Board(Slave3)NQP0000000074 Inverter Board(Slave2)NQP0000000075 Inverter Board(Slave1)NQP0000000076 Inverter Board(Master)NQP0000000077 T-Con BoardNQP0000000078 EPE_ULNQP0000000079 Fiberglass TapeNQP0000000080 Flannelette(530x12x0.4mm)NQP0000000081 Flannelette(150x19x0.4mm)NQP0000000082 EVA(510x8x2mm)NQP0000000083 EVA(580x8x1mm)NQP0000000083 EVA(580x8x1mm)NQP0000000084 EVA(30x12x10mm)NQP0000000085 EVA(800X15X1mm)NQP0000000086 EVA(1320*15*1mm)NQP0000000087 EVA(70x20x1mm)NQP0000000088 DesiccantNQP0000000089 Electric Aluminum Foil (W=25mm)NQP0000000090 Electric Aluminum Foil (W=35mm)NQP0000000091 Electric Aluminum Foil (W=70mm)