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HP 2009v Service Manual
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HP 2009v Service Manual

20" lcd color monitor
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20" LCD Color Monitor
Service
Service
Service
Description
Table of Contents.......................................................1
Revision List..............................................................2
1. Monitor Specification.............................................3
2. LCD Monitor Description....................................4
3. Operation Instructions..........................................5
3.1 General Instructions.............................................5
3.2 Control Buttons.................................................5
3.3 Adjust the Picture.................................................6
4. Input/Output Specification....................................9
4.1 Input Signal Connector........................................9
4.2 Factory Preset Display Modes..............................9
4.3 Power Supply Requirements.................................9
5. Panel Specification............................................10
5.1 General Feature.................................................10
5.2 Electrical Characteristics...............................10
5.3 Optical Characteristics..................................11
6. Block Diagram....................................................13
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

Page
Description
6.1 Software Flow Chart........................................13
6.2 Electrical Block Diagram.....................................15
7. Schematic.............................................................17
7.1 Main Board...........................................................17
7.2 Power Board.......................................................23
7.3 Key Board...........................................................26
8. PCB Layout............................................................27
8.1 Main Board..........................................................27
8.2 Power Board.........................................................29
8.3 Key Board...........................................................30
9. Maintainability.........................................................31
9.1 Equipments and Tools Requirement.......................31
9.2 Trouble Shooting..................................................32
11. Mechanical Instructions.....................................40
12. Monitor Exploded View.......... ............................44
13. BOM List.......................................................46
SAFETY NOTICE
1
HP 2009v
Horizontal Frequency
24 - 85 KHz
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  • Page 1: Table Of Contents

    20" LCD Color Monitor HP 2009v Service Service Service Horizontal Frequency 24 – 85 KHz TABLE OF CONTENTS Description Page Description Page Table of Contents..…........…..1 6.1 Software Flow Chart……………….………………...13 Revision List.…..........……..2 6.2 Electrical Block Diagram……...…………..…...15 1. Monitor Specification......………..3 7. Schematic…………….…..........17 2.

  • Page 2: Revision List

    20" LCD Color Monitor HP 2009v Revision List Version Date Revision History TPV Model Name May-22-09 Initial release TARSABNB5WHPAN...

  • Page 3: Monitor Specification

    20" LCD Color Monitor HP 2009v 1. Monitor Specification...

  • Page 4: Lcd Monitor Description

    20" LCD Color Monitor HP 2009v 2. LCD Monitor Description The LCD Monitor will contain a main board, a power board, a key board and 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.

  • Page 5: Operation Instructions

    20" LCD Color Monitor HP 2009v 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.

  • Page 6: Adjust The Picture

    20" LCD Color Monitor HP 2009v 3.3 Adjust the Picture...
  • Page 7 20" LCD Color Monitor HP 2009v...
  • Page 8 20" LCD Color Monitor HP 2009v...

  • Page 9: Input/Output Specification

    20" LCD Color Monitor HP 2009v 4. Input/Output Specification 4.1 Input Signal Connector Pin No. Description Pin No. Description Red Video 3.3/+5 V (from PC) Green Video Sync Ground Blue Video None None DDC Data Ground (DDC Return) Horizontal Sync...

  • Page 10: Panel Specification

    20" LCD Color Monitor HP 2009v 5. Panel Specification LTM200KT01 is a color active matrix liquid crystal display (LCD) that uses amorphous silicon TFT (Thin Film Transistor) as switching components. This model is composed of a TFT LCD panel, a driver circuit and a back light unit.

  • Page 11: Optical Characteristics

    20" LCD Color Monitor HP 2009v 5.3 Optical Characteristics Ta= 25±2°C, VDD=5V, fV=60Hz, fDCLK=59.1MHz, IL=6.5mArms...
  • Page 12 20" LCD Color Monitor HP 2009v...

  • Page 13: Block Diagram

    20" LCD Color Monitor HP 2009v 6. Block diagram 6. 1 Software Flow Chart...
  • Page 14 20" LCD Color Monitor HP 2009v Remark: 1) MCU initialize. 2) Is the EEprom blank? 3) Program the EEprom by default values. 4) Get the PWM value of brightness from EEprom. 5) Is the power key pressed? 6) Clear all global flags.

  • Page 15: Electrical Block Diagram

    20" LCD Color Monitor HP 2009v 6.2 Electrical Block Diagram 6.2.1 Main Board LCD Interface (CN402) Flash ROM Scalar TSUMU18ER3 PM25LV020 (Include: MCU, ADC, OSD etc) Crystal (U402) (U401) 14.318MHz (X401) Key control Interface (CN401) EEPROM EEPROM AT24C04BN M24C02 (U403)
  • Page 16 20" LCD Color Monitor HP 2009v 6.2.2 Power Board AC input Main 100V~240V Output Board/Inverter Transformer VEMI filter Rectifier Rectifier Circuit Power Switching PWM Control IC Sense Resistor Sampling Photo Couple Resonance NET Transformer High Voltage Output Switching MOS 16V DC...

  • Page 17: Schematic

    20" LCD Color Monitor HP 2009v 7. Schematic 7.1 Main Board 715G3281 1 TSUMU18ER3 SCHEMATIC LVDS OUTPUT DSUB_R+ DSUB_R+ VCC1.8 DSUB_R- DSUB_R- DSUB_G+ DSUB_G+ VCC3.3 DSUB_G- DSUB_G- VCC1.8 DSUB_SOG DSUB_SOG CMVCC DSUB_B+ DSUB_B+ DSUB_B- DSUB_B- VCC3.3 DSUB_H DSUB_H DSUB_V DSUB_V...
  • Page 18 20" LCD Color Monitor HP 2009v H_Sy nc R101 0R05 1/10W 5% R102 1K 1/16W 5% DSUB_H V_Sy nc R103 1K 1/16W 5% FB101 DSUB_V R104 C102 VGA_B+ DSUB_B+ 5 ESD_VCC R105 R106 C101 C103 BEAD 2K2 1/16W 5% 2K2 1/16W 5% 100R 1/16W 5% 0.047uF...
  • Page 19 20" LCD Color Monitor HP 2009v AVDD VDDP VDDC U401 VCC3.3 VDDP AVDD FB401 TSUMU18ER3-LF VCC3.3 300OHM LVA3P C401 C402 DSUB_R+ RIN0P LVA3M DSUB_R- RIN0M PA[0..1] 0.1uF/16V 0.1uF/16V DSUB_G+ PA[0..1] GIN0P DSUB_G- GIN0M LVA2P DSUB_SOG SOGIN0 LVA2M DSUB_B+ BIN0P LVA1P...
  • Page 20 20" LCD Color Monitor HP 2009v PANEL_VCC CN402 PA[0..1] PB[0..9] PA[0..1] PB[0..9] C417 PA[4..9] R429 PA[4..9] 330 OHM 1/4W 0.1uF/16V CMVCC CMVCC 4,5,7 Q404 R430 C418 10K 1/16W 5% 0.1uF/16V AO4411 R431 PANEL_VCC 4K7 1/16W 5% Q401 R432 FB402 CONN...
  • Page 21 20" LCD Color Monitor HP 2009v CMVCC 4,5,6 CMVCC VOUT ADJ(GND) CN701 U702 VCC3.3 U701 G1117-33T63Uf CMVCC VCC3.3 CMVCC BKLT_VBRI BKLT_VBRI 5 BKLT_EN C704 C703 C701 100uF25V VOLUME 100uF25V C702 0.1uF/16V MUTE C421 0.1uF/16V 0.1uF 16V CMVCC VCC3.3 CONN R701...
  • Page 22 20" LCD Color Monitor HP 2009v CN621 R627 10K 1/16W 5% PhoneJack_L AudioSelf test_L R629 10K 1/16W 5% PhoneJack_R AudioSelf test_R PHONEJACK C622 C623 R630 100pF 100pF ZD621 ZD622 6K2 OHM 1/16W 5% NC/UDZSNP5.6B NC/UDZSNP5.6B R628 R631 6K2 OHM 1/16W 5%...

  • Page 23: Power Board

    20" LCD Color Monitor HP 2009v 7.2 Power Board 715G3322 1 R918 120 OHM 1/4W C917 C918 L904 R919 680UF25V 680UF25V +16V 120 OHM 1/4W 3.5uH R920 C912 0.001uF R946 ZD902 120 OHM 1/4W 470 OHM 2W GDZJ18B D906 FCH10A15...
  • Page 24 20" LCD Color Monitor HP 2009v 10R 1/8W 5% R817 +16V Q805 ZD802 GDZJ5.6B ZD803 G1 D1 C803 GDZJ5.6B R816 10R 1/8W 5% C819 R803 R804 PT801 CN801 AO4620 5K1 1/8W 5% 5K1 1/8W 5% POWER X'FMR C815 56pF3KV 10R 1/8W 5% 0.1uF...
  • Page 25 20" LCD Color Monitor HP 2009v CN602 LOUT+ LOUT- ROUT+ ROUT- C618 0.001uF C619 0.001uF CONN FB602 FB604 FB605 FB603 U601 +5V1 +OUTL +OUTR +5V1 C606 C609 PGNDL PGNDR C607 C608 -OUTL -OUTR 10uF/10V 1uF/25V 1uF/25V 10uF/10V PVDDL PVDDR MUTE...

  • Page 26: Key Board

    20" LCD Color Monitor HP 2009v 7.3 Key Board 715G3309 2 CN001 CONN LBADC1 LBADC2 POWER LED_W LED_A R004 R003 R002 R001 1K8 1/10W 5% 3K 1/10W 5% 1K8 1/10W 5% 3K 1/10W 5% LED001 SW003 SW004 SW002 SW005 SW001...

  • Page 27: Pcb Layout

    20" LCD Color Monitor HP 2009v 8. PCB Layout 8.1 Main Board 715G3281 1...
  • Page 28 20" LCD Color Monitor HP 2009v...

  • Page 29: Power Board

    20" LCD Color Monitor HP 2009v 8.2 Power Board 715G3322 1...

  • Page 30: Key Board

    20" LCD Color Monitor HP 2009v 8.3 Key Board 715G3309 2...

  • Page 31: Maintainability

    20" LCD Color Monitor HP 2009v 9. Maintainability 9.1 Equipments and Tools Requirement 1. Multi-meter. 2. Oscilloscope. 3. Pattern Generator. 4. DDC Tool with an IBM Compatible Computer. 5. Alignment Tool. 6. LCD Color Analyzer. 7. Service Manual. 8. User Manual.

  • Page 32: Trouble Shooting

    20" LCD Color Monitor HP 2009v 9.2 Trouble Shooting 9.2.1 Main Board No Power No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240V is normal Reinsert or check the power section Measure U703 PIN 2=1.8V...
  • Page 33 20" LCD Color Monitor HP 2009v No Picture (LED is Orange) No picture The button if X401 oscillate Replace X401 under control waveform is normal Check reset circuit of Check Correspondent component U401s normal Measure U703 PIN 2=1.8V U701 PIN 2 = 3.3V...
  • Page 34 20" LCD Color Monitor HP 2009v White Screen White screen Measure Q402 base X401 oscillate waveform is normal is low level? Replace X401 Check Q402 is broken or CN402 solder? Check reset circuit of U401 is normal Check Correspondent Check Correspondent component.
  • Page 35 20" LCD Color Monitor HP 2009v 9.2.2 Power Board No Power No power Check AC line volt 110V or 220V Check AC line Check the voltage of C905(+) Check F901, bridge rectified circuit Check start voltage for the pin8of U901...
  • Page 36 20" LCD Color Monitor HP 2009v W/LED No Backlight Check C804(+)=16V Check adapter Check ON/OFF signal Check Interface board or main board Check IC801 pin11=5V ? Check ON/OFF signal Check IC801 PIN8, 9 have the output of square wave at short time...
  • Page 37 20" LCD Color Monitor HP 2009v 9.2.3 Key Board OSD is unstable or not working Is Keypad board connecting normally? Connect Key Board Is Button Switch normally? Replace Button Switch Replace Key Board Is Keypad board normally? Check main board...

  • Page 38: White-Balance, Luminance Adjustment

    20" LCD Color Monitor HP 2009v 10. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding White-Balance adjustment. 1. How to do the Chroma-7120 MEM .Channel setting A. Reference to chroma 7120 user guide B.
  • Page 39 20" LCD Color Monitor HP 2009v 5. Adjust the GREEN on factory window until chroma 7120 indicator reached the value G=100 6. Adjust the BLUE on factory window until chroma 7120 indicator reached the value B=100 7. Repeat above procedure (item 4,5,6) until chroma 7120 RGB value meet the tolerance =100±2 C.

  • Page 40: Mechanical Instructions

    20" LCD Color Monitor HP 2009v 11. Mechanical Instructions Step Figure Description Lay the monitor Preparation on a flat, soft and clean surface. Remove the base and the four Remove the stand and the screws to base remove the stand.
  • Page 41 20" LCD Color Monitor HP 2009v Disconnect the conector and Separate the remove the two bezel and Speakers. mainframe. Remove the key board.
  • Page 42 20" LCD Color Monitor HP 2009v The LVDS cable Disconnect the connectors and remove the Remove the screws to mainframe remove the mainframe.
  • Page 43 20" LCD Color Monitor HP 2009v Remove the screws and Remove the disconnect the main board connectors to and the remove the main power baord board and power baord. Thread the cable through this hole The machine The end disconnects...

  • Page 44: Monitor Exploded View

    20" LCD Color Monitor HP 2009v 12. Monitor Exploded View...
  • Page 45 20" LCD Color Monitor HP 2009v Description BEZEL L20WA-9HP-1 SUB BEZEL TRIM RING PANEL OSD KEY KEY BOARD POWER LENS MAINFRAME Screw List LOGO Part NO. Description POWER BOARD Q01G6068 1 SCREW(REAR COVER/MAINFRAME) MAIN BOARD 0M1G 130 6120 SCREW(MAINFRAME/AC) REAR COVER AM1G1740 10225 CR3 SCREW(HINGE ASS’Y/REAR COVER)

  • Page 46: Bom List

    20" LCD Color Monitor HP 2009v 13. BOM List TARSABNB5WHPAN Location Part No. Description Remark 023G3178690 6A LOGO 052G 1185 1 BIG TAPE 052G 1207 A CONDUCTIVE TAPE 45MM *25MM *0.08MM 052G 1211 B CONDUCTIVE TAPE 85MM *40MM *0.09MM 052G...
  • Page 47 20" LCD Color Monitor HP 2009v A34G0987AAA 1B0100 VESA COVER A37G0102 1BDD HINGE ASS'Y AM1G1740 10225 CR3 SCREW 040G 45762412B CBPC LABEL CN622 033G3802 3 BH WAFER CN401 033G3802 6B YH WAFER CN701 033G3802 9B YH CONN 2.0 9P CN402...
  • Page 48 20" LCD Color Monitor HP 2009v R440 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R418 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R411 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R410 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R408 061G0402101...
  • Page 49 20" LCD Color Monitor HP 2009v R112 061G0402471 RST CHIPR 470 OHM +-5% 1/16W R108 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W R109 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W R431 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W R703 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W...
  • Page 50 20" LCD Color Monitor HP 2009v C410 065G0402330 31 CHIP CAP 0402 33PF J 50V NPO C409 065G0402330 31 CHIP CAP 0402 33PF J 50V NPO C102 065G0402473 12 CHIP 0.047UF 16V X7R C105 065G0402473 12 CHIP 0.047UF 16V X7R...
  • Page 51 20" LCD Color Monitor HP 2009v SW005 077G 604 2 CJ TSDPA-2-T-NP SW001 077G 604 2 TO TACT 5W BY TOUKE TS-9-TMG-553 SW002 077G 604 2 TO TACT 5W BY TOUKE TS-9-TMG-553 SW003 077G 604 2 TO TACT 5W BY TOUKE TS-9-TMG-553...
  • Page 52 20" LCD Color Monitor HP 2009v C908 067G215R2207KV LOW ESR EC 22UF 50V M 6.3*11MM C939 067G215S1023KV EC CAP 105℃ 1000UF M 16V C940 067G215S1023KV EC CAP 105℃ 1000UF M 16V C804 067G215S1024KV EC 105℃ CAP 1000UF M 25V C916 067G215V102 3R LOW E.S.R 1000UF +/-20% 16V...
  • Page 53 20" LCD Color Monitor HP 2009v 709G3322 QM001 CONSUMPTIVE ASS'Y 055G ALCOHOL 055G 23524 WELDING FLUX WITHOUT PB Q55G 100625 TIN STICK_LOW ARGENTUM U901 056G 379128 IC LD7576 GS SOP-8 IC801 056G 608 12 IC TA9687GN-A-0-TR SOP-16 U601 056G 616 52 TEST ONLY IC PAM8603MDER 3.0W SOP-18...
  • Page 54 20" LCD Color Monitor HP 2009v R818 061G0805100 RST CHIPR 10 OHM +-5% 1/8W R817 061G0805100 RST CHIPR 10 OHM +-5% 1/8W R816 061G0805100 RST CHIPR 10 OHM +-5% 1/8W R925 061G0805100 1F RST CHIPR 1K OHM +-1% 1/8W R942...
  • Page 55 20" LCD Color Monitor HP 2009v C618 065G0603102 31 CHIP 1000PF 50V NPO C619 065G0603102 31 CHIP 1000PF 50V NPO C932 065G0603102 32 1000PF +-10% 50V X7R C809 065G0603221 31 CER1 0603 NP0 50V 220P P C814 065G0603221 31 CER1 0603 NP0 50V 220P P...
  • Page 56 20" LCD Color Monitor HP 2009v FB604 071G 56K121 TA CHIP BEAD 120R/6000MA HCB2012KF-121T60 FB603 071G 56K121 TA CHIP BEAD 120R/6000MA HCB2012KF-121T60 FB602 071G 56K121 TA CHIP BEAD 120R/6000MA HCB2012KF-121T60 D803 093G 64 33 DIO SIG SM BAV99 (PHSE)R D806...
  • Page 57 20" LCD Color Monitor HP 2009v D801 093G 6452452T DIODE 1N4148-B4006 DO-35 SEMTECH D900 093G110050152T DIODE PR1007 1A/1000V 500NS DO-41 J817 095G 90 23 JUMPER WIRE J815 095G 90 23 JUMPER WIRE J812 095G 90 23 JUMPER WIRE J811 095G 90 23...
  • Page 58 20" LCD Color Monitor HP 2009v Q40G 20N69012A RATING LABEL Q41G160069082A DOCKIT 515758-A22 Q41G7800690A91 QSG 510673-001 Q41G7800690A97 488557-141 GDE, TURKEY AGENCY Q44GA061101 EPS L Q44GA061201 EPS R Q44GA061690 5A 20 LCD CARTON Q45G 77 5 PE PACKING Q45G 88609158 EPE BAG...

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