AOC Service Manual HP-L1710_A13 Monitor Lcd

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  • 17" LCD Color Monitor HP L1710

    1

    Service Service Service

    Horizontal Frequency 24- 83 kHz

    TABLE OF CONTENTS Description Page Description Page

    SAFETY NOTICE

    ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS

    AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC

    EQUIPMENT CONTAINING HIGH VOLTAGES.

    CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

    Table Of Contents.............................................1

    Revision List...............................................2

    1. Monitor Specification......................................4

    2. LCD Monitor Description.......5

    3. Operation Instruction..........................6

    3.1. General Instructions......................................6

    3.2. Control Button..............................6

    3.3 Adjusting the Picture.......................................7

    4. Input/Output Specification........................11

    4.1. Input Signal Connector.............................11

    4.2. Factory Preset Display Modes........................11

    5. Panel Specification.......................12

    5.1. General Feature.......................125.2. Optical Characteristics14

    6. Block Diagram...................................17

    6.1 Software Flow Chart...17

    6.2.Electrical Block Diagram.........19

    7. Schematic......................................21

    7.1 Main Board...........................................21

    7.2 Power Board......................................25

    7.3 Key Board..29

    8.PCB Layout.........................................30

    8.1. Main Board........................................30

    8.2. Power Board.......................................32

    8.3. Key Board...................................34

    9. Maintainability.......................................35

    9.1. Equipments and Tools Requirement..............35

    9.2. Trouble Shooting.............................36

    9.2.1 Main Board..............................36

    9.2.2 Power Board..............................38

    9.2.3 Key Board..............................40

    10 White-Balance, Luminance adjustment...41

    11.Mechanical Instructions............43

    12. Monitor Exploded View.............49

    13. BOM List..50

    14. Different Parts List...................................61

  • 17" LCD Color Monitor HP L1710

    2

    Revision List

    Version Date Revision History TPV Model Name

    T77GMSDKHNHPNNE A00 Sep.-21-2007 Initial release

    T77CMSDKHNHPNNE

    A01 Oct.-16-2007 Add TPVDW Model in Item 14 T77CMSDBHNHPNNE

    A02 Oct.-22-2007 Add TPVDW Model in Item 14 T77GMSDBHNHPNNE

    A03 Nov.-06-2007 Add TPVDW Model in Item 14 T77CMSDQHNHPNNE

    T77SMSDBHNHPNNE

    T77CMSDLHNHPNNE

    T77SMSDCHNHPNNE A04 Nov.-09-2007 Add TPVDW Model in Item 14

    T77CMSDCHNHPNNE

    A05 Nov.-16-2007 Add TPVDW Model in Item 14 T77SMSDQHNHPNNE

    T77CMSDTHNHPNNE A06 Nov.-23-2007 Add TPVDW Model in Item 14

    T77SMSDLHNHPNNE

    T77SMSDKHNHPNNE A07 Dec.-03-2007 Add TPVDW Model in Item 14

    T77GMSDQHNHPNNE

    LM170E03-TLL2 LPL

    LM170E03-TLG2/TLG4

    CLAA170EA07P 040

    M170EG01 VD0B SZ

    LTM170EU-L31 QBC

    Add Second Panel list in Item 5

    LTM170EU-L31 8TM

    T77AMSDKHNHPNNE

    T77SMSDKHNHPN1E

    T77GMSDCHNHPNNE

    T77AMSDQHNHPNNE

    A08 Dec.-12-2007

    Add TPVDW Model in Item 14

    T77SMSDTHNHPNNE

    T77SMSDDHNHPN1E

    T77SMSDBHNHPN1E

    T77SMSDDHNHAN1E

    T77CMSDDHNHPNNE

    A09 Jan.-19-2008 Add TPVDW Model in Item 14

    T77AMSDLHNHPNNE

    A10 Jan.-22-2008 Update Power Board in Item 7 715G2655 2 2

    T77AMSDBHNHFNNE

    T77SMSDQHNHPN1E

    T77CMSDDHNHANNE

    T77CMSDBHNHFNNE

    T77GMSDTHNHPNNE

    T77AMSDTHNHPNNE

    T77AMSDCHNHPNNE

    T77SMSDCHNHPN1E

    A11 Apr.-18-2008 Add TPVDW Model in Item 14

    T77SMSDTHNHPN1E

    A12 Jul.-01-2008 Add Second Panel list in Item 5 CPT EA07P 8H4U/8H4V 8J4U/8J4V+MST

  • 17" LCD Color Monitor HP L1710

    3

    A13 Nov.-05-2008 Add TPVDW Model in Item 14

    T77SMSDLHNHPN1E

    T77GMSDLHNHPNNE

    T77GMSDKHNHPN1E

    T77GMSDBHNHPN1E

    T77GMSDCHNHPN1E

    T77SMSDDHNHPNNE

    T77GMSDDHNHPN1E

    T77GMSDTHNHPN1E

    T77GMSDDHNHAN1E

    T77GMSDLHNHPN1E

    T77CMSDBHNHPN1E

    T77CMSDTHNHPN1E

    T77CMSDQHNHPN1E

    T77CMSDCHNHPN1E

    T77CMSDDHNHPN1E

    T77CMSDKHNHPN1E

    T77CMSDDHNHAN1E

    T77CMSDLHNHPN1E

    T77CMSDCHNHPN6E

    T77GMSDBHNHFN1E

    T77GMSDQHNHFN1E

    T77CMSDQHNHFN1E

    T77CMSDBHNHPN6E

    T77AMSDKHNHPNCE

    T77CMSDKHNHPN6E

    T77GMSDBHNHPN6E

    T77CMSDLHNHPN6E

    T77CMSDTHNHPN6E

    T77GMSDKHNHPN6E

    T77SMSDDHNHANCE

    T77SMSDDHNHPNCE

    T77SMSDKHNHPNCE

    T77SMSDTHNHPNCE

    T77GMSDTHNHPN6E

    T77SMSDBHNHPNCE

    T77SMSDCHNHPNCE

    T77SMSDBHNHFNCE

    T77SMSDLHNHPNCE

    T77SMSDBHNHFNNE

    T77SMSDQHNHFNNE

    T77GMSDPHNHPN1E

  • 17" LCD Color Monitor HP L1710

    4

    1. Monitor Specification

  • 17" LCD Color Monitor HP L1710

    5

    2. LCD Monitor Description The LCD Monitor will contain main board, power board, a key board which house the flat panel control logic, brightness

    control logic and DDC.

    The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each

    voltage.

    Video signal, DDC

    Power Board

    (Include adapter board)

    Flat Panel and

    CCFL backlight

    Main Board RS232 Connector

    For white balance

    adjustment in

    factory mode

    HOST Computer

    CCFT Drive.

    AC-IN

    110V-240V

    Monitor Block Diagram

    Keyboard

  • 17" LCD Color Monitor HP L1710

    6

    3. Operation Instructions 3.1 General Instructions

    Press the power button to turn the monitor on or off. The other control buttons are located at front of the panel. By

    changing these settings, the picture can be adjusted to your personal performance.

    - The power cord should be connected and insert to adaptor.

    - Connect the video cable from the monitor to the computer VGA card.

    - Press the power button to turn on the monitor, the power indicator will light up to Green.

    3.2 Control Button

  • 17" LCD Color Monitor HP L1710

    7

    3.3 Adjust the Picture

  • 17" LCD Color Monitor HP L1710

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  • 17" LCD Color Monitor HP L1710

    9

  • 17" LCD Color Monitor HP L1710

    10

  • 17" LCD Color Monitor HP L1710

    11

    4. Input/Output Specification 4.1 Input Signal Connector

    4.1.1 D-SUB connector Pin Signal Pin Signal 1 Red Video 9 3.3/+5 V (from PC)

    2 Green Video 10 Sync Ground

    3 Blue Video 11 None

    4 None 12 DDC Data

    5 Ground (DDC Return) 13 Horizontal Sync

    6 Red GND 14 Vertical Sync

    7 Green GND 15 DDC Clock

    8 Blue GND

    VGA connector layout

    PIN 1 PIN 5

    PIN 11

    4.2 Factory Preset Display Modes

  • 17" LCD Color Monitor HP L1710

    12

    5. Panel Specification 5.1 General Feature LM170E03-TLL2 LPL/LM170E03-TLG2/TLG4

    CLAA170EA07P 040

    LTM170EU-L31 QBC / LTM170EU-L31 8TM

  • 17" LCD Color Monitor HP L1710

    13

    M170EG01 VD0B SZ

    CPT EA07P 8H4U/8H4V 8J4U/8J4V+MST

  • 17" LCD Color Monitor HP L1710

    14

    5.2 Optical Characteristics LM170E03-TLL2 LPL/LM170E03-TLG2/TLG4

    CLAA170EA07P 040

  • 17" LCD Color Monitor HP L1710

    15

    LTM170EU-L31 QBC / LTM170EU-L31 8TM

  • 17" LCD Color Monitor HP L1710

    16

    M170EG01 VD0B SZ

    CPT EA07P 8H4U/8H4V 8J4U/8J4V+MST

  • 17" LCD Color Monitor HP L1710

    17

    6. Block diagram 6. 1 Software Flow Chart

    1

    2

    N

    Y

    5

    Y

    N

    10

    Y

    N

    12

    Y

    N

    7

    Y

    N

    6

    4

    3

    8

    9

    14

    11

    13

    Y

    N

    15

    Y

    N16

    17

    19

    Y

    N 18

  • 17" LCD Color Monitor HP L1710

    18

    REMARK:

    1) MCU initialize.

    2) Is the EEprom blank?

    3) Program the EEprom by default values.

    4) Get the PWM value of brig