AOC TFT-LCD Color Monitor 152V Service Manual - ADE3800XL

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  • 1

    AOC 152V

    LCD MONITOR

    : 03/2008

    SERVICE MANUAL www.ma163.com

  • 2

    1. -------------------------------------------------------------------03

    2. -------------------------------------------------------------------------05

    3. -----------------------------------------------------------07

    4. ---------------------------------------------------------------------11

    5. -----------------------------------------------------------------------19

    6. PCB -----------------------------------------------------------------------21

    7. ---------------------------------------------------------------------------27

    8. ---------------------------------------------------------------------------35

    9. BOM -----------------------------------------------------------------------------36

    www.ma163.com

  • 3

    1.

    FCC

    FCC B FCC

    FCC 15 B

    1.

    2.

    3.

    4. /

    1.

    2.

    3.

    WEEE

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  • 4

    /

    UL

    100 - 240V AC, Min. 5A

    ULCSA ()

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  • 5

    2.

    152V

    TFT LCD

    38.1 (15 )

    0.297 () 0.297 ()

    ,,

    / TTL

    16.7M

    LCD

    65MHz

    30kHz - 60kHz

    12.0 (304.1mm)

    60Hz-70Hz

    9.0 (228.1mm)

    1024 768@60Hz

    VESA DDC2B

    D 15

    0.7Vpp /75

    100~240VAC, 50~60Hz

    15- Mini D-Sub

    2.9kg()

    25 W ( 2 )

    30 W ( 4 )

    1 W

    () 357.5 (mm)

    362 (mm)

    144 (mm)

    2.9kg

    5C to 35C

    -20C to 60C

    10% - 85%

    5% - 80%

    0~3000m (0~10000 ft)

    0~5000m (0~15000 ft)

    UL, FCC, MPR II

    www.ma163.com

  • 6

    (kHz) (Hz)

    720 400 31.47 70.0

    640 480 31.47 60.0

    640 480 35.00 66.6

    640 480 37.50 75.0

    VGA

    640 480 37.861 72.8

    800 600 35.156 56.3

    800 600 37.879 60.0

    800 600 48.077 72.2

    800 600 46.875 75.0

    SVGA

    832 624 49.725 75.0

    1024 768 48.363 60.0

    1024 768 56.476 70.0

    1024 768 60.24 74.9 XGA

    1024 768 60.02 75.0

    1. - 9. +5V

    2. - 10.

    3. - 11. RDX

    4. TDX 12. DDC-

    5. 13.

    6. 14.

    7. 15. DDC-

    8.

    DDC2B

    VESA DDC2B VESA DDC

    DDC

    DDC2B I2C DDC2B EDID

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  • 7

    3.

    *

    * PC

    *

    /:

    /

    / :

    OSD

    :

    :

    / :

    1. OSD ( OSD ) 2. OSD 2

    1. /

    2. /

    3.

    4.

    5. /

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  • 8

    OSD

    1. MENU OSD

    2. < > MENU

    < > MENU

    3. < >

    4. 2-3

    5. OSD OSD MENU

    OSD MENU

    OSD

    OSD

    OSD

    www.ma163.com

  • 9

    6500 EEPROM 6500 K

    7800 EEPROM 7800K

    OSD OSD

    OSD

    OSD

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  • 10

    220VMENUAuto Level

    MENUOSD

    a.:

    50.

    80.

    b.:

    F MENU

    7800K

    1AUTO LEVEL

    2MENU7800KR G B

    x = 296 20, y = 311 20, Y = 180 10 cd/m2

    6500K

    1AUTO LEVEL

    2MENU 6500K R G B

    x = 313 20, y = 329 20, Y = 180 10 cd/m2

    c.

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  • 11

    4.

    4.1

    *

    *

    * PC

    *

    * 15 D

    *

    *

    ()

    *

    *

    *

    *

    * PC Caps Lock

    () *

    *(CLOCK)(FOCUS)(AUTO)

    () * RGB

    *

    * Windows CLOCK FOCUS

    (AUTO )

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  • 12

    4.2

    4.2.1

    U105 2 3.3V

    U106 2 1.8V

    X101

    CN106

    U105, U106

    U101

    X101

    OK

    OK

    OK

    NG

    OK

    NG

    NG

    OK NG U101

    X100

    U102

    X100 OK NG

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  • 13

    (LED )

    X101

    U101

    X101

    U105 23.3V

    U106 2 1.8V

    U102

    X100

    U105, U106

    OK

    OK

    OK

    OK

    OK

    NG

    NG

    NG

    U101

    CN100

    X100

    NG

    NG

    OK

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  • 14

    Q105

    X401

    Q105, C146,C190

    PANEL

    U401

    OK

    OK

    OK X401

    OK

    NG

    NG

    NG

    NG

    U401

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  • 15

    5.2.2

    1)

    CN102 pin12 = 12V

    NG

    110V 220V

    C905 (+)

    F901

    IC901 Pin3

    R906, R907 IC901

    NG

    10V 20V

    1) IC901

    2) ZD901Q902Q901

    OK

    OK

    NG

    Q903, T901, D910, D912, L903L904

    OK

    IC901 8 PWM

    OK IC901

    NG

    NG OK

    NG

    F902 F902

    NG

    OK

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  • 16

    LED

    CON201 56 12V

    NGOK

    ON/OFF

    NGOK

    U201 9 10V

    NGOK Q201 Q202

    U201 1

    NGOK U201

    D201 (-).

    NGOK Q203, Q205, Q207, D201

    PT201 25

    NG

    PT201

    Q209, Q210, C213

    OK NG PT201

    OK

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  • 17

    5.2.3

    OSD

    Y

    N

    N

    Y

    N

    Y

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  • www.ma163.com

  • 19

    5.

    U102

    (ADE 3800SXLCBG)

    PANEL

    CN101

    (27MHz/30PF/49US)

    X100

    D-SUB connector

    CN100

    MCU

    (ST7FLCD1G9M1)

    U101

    (27MHz/30PF/49US)

    X101

    OSD EEPROM

    (M24C16-WMN6TP)

    U104

    EEPROM

    (24LC02B/SNG OIC-8PIN)

    U103

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  • 20

    CON102

    EMI

    PWM IC

    ON/OFF PWM IC

    MOSFET Q203Q204

    ON/OFF

    PWM

    12V

    : R906R907

    5V

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  • 21

    6.PCB 6.1

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  • 22

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  • 23

    www.ma163.com

  • 24

    6.2

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  • 25

    www.ma163.com

  • 26

    6.3

    www.ma163.com

  • 27

    7. 7.1

    74F-VCC

    C111

    0.1uF/16V

    74F-VCC

    C219

    0.1uF/16V

    C220

    0.1uF/16V

    L103 0 1/16W

    L102 0 1/16W

    L101 0 1/16W

    1 2

    S2

    AGND1GND

    D102

    MLL

    5232

    B 5

    .6V

    C112

    0.1uF/16V

    R105 22 1/16W

    R1002.7K 1/16W

    R106 22 1/16W

    add 0.1uf 7-15

    D111MLL5232B 5.6V

    C115

    0.1uF/16V

    3

    12

    D105BAV99

    R10

    875

    1/1

    6W

    R-GND

    R122 100 1/16W

    R12

    010

    K 1

    /16W

    R123 100 1/16W

    D106

    MLL

    5232

    B 5

    .6V

    C108 0.1uF

    D110MLL5232B 5.6V

    R104 22 1/16W

    R10147 1/16W

    C102 0.1uF

    GND4

    VCC8

    A01

    A12

    A23WP

    7

    SCL6

    SDA5

    U103

    M24C02WMN6

    R10

    975

    1/1

    6W

    3

    12

    D104BAV99

    3

    1 2

    D109

    BAV70

    R12

    1N

    C

    C10056pF

    C116

    33pF

    D108MLL5232B 5.6V

    C218

    0.1uF/16V

    D107

    MLL

    5232

    B 5

    .6V

    C109 0.1uF

    R11

    910

    K 1

    /16W

    C106

    8pF/NP

    C104 0.1uF

    D100

    MLL5232B

    5.6V

    C103 0.1uF

    C110 0.1uF

    C107

    8pF/NP

    C117

    33pF

    C105

    8pF/NP

    R1240 1/16W

    R10

    7

    75 1

    /16W

    3

    12

    D103BAV99

    AGND1

    PC5V

    AGND1

    AGND1

    AGND1

    AGND1

    AGND1

    AGND1

    AGND1

    AGND1

    AGND1

    DDC_SDA_A [5]DDC_SCL_A [5]

    AGND1

    DB-DETECT [5]

    RS232-RX [5]

    ADE-AHSYNC [3]

    ADE-AVSYNC [3]

    ING+ [3]

    INB+ [3]

    INR+ [3]

    ING- [3]

    EDID-WP [5]

    INB- [3]

    INR- [3]

    DB15-SDADB-DETECTPC5V

    RED

    GREENRED

    DB15-AVSYNCDB15-AHSYNC

    G-GND

    BLUE

    GREEN

    7/2 C116,C117 Changefrom 220p to 33p

    PC5V

    11 10

    14

    7

    U108E

    74F14/NPSOP-14

    9 8

    14

    7

    U108D

    74F14/NPSOP-14

    13 12

    14

    7

    U108F

    74F14/NPSOP-14

    1 2

    14

    7

    U108A

    74F14/NPSOP-14

    R11722/NP

    R0603

    C12922pF/NPC0603

    R11375

    R0603

    R11822/NP

    R0603

    C13022pF/NPC0603

    R11575

    R0603 C113100pFC0603

    C114100pFC0603

    3 4

    14

    7

    U108B

    74F14/NPSOP-14

    2 3

    1

    D113BAT54C/NPSOT23B

    5 6

    14

    7

    U108C

    74F14/NPSOP-14

    C1310.1uF/NPC0603

    DB-RXDBAT54C3

    1

    2 DB15-AVSYNC

    DB15-AHSYNC

    246810121416

    13579

    111315

    CN100

    CONNAGND1

    DB15-SDA

    AGND1

    B-GND

    DB15-SCL

    +5V-MCU

    DB15-SCL

    FB101

    30 OHM

    R-GND

    BLUE

    R11622

    R0603

    R11422

    R0603

    DB-RXD

    DVDD33

    +5V-MCU

    AGND1

    AGND1 AGND1

    AGND1AGND1

    AGND1AGND1