HP S17X Service Manual
HP S17X Service Manual

HP S17X Service Manual

17" lcd color monitor

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17" 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 Instruction............................................4
3.1. General Instructions.........................................4
3.2. Control Button......................................................4
3.3 Adjusting the Picture..........................................6
4. Input/Output Specification.......................................7
4.1. Input Signal Connector.........................................7
4.2. Factory Preset Display Modes..................................8
4.3. Power Supply Requirements...............................8
5. Panel Specification....................................................9
5.1. General Feature...............................................9
5.2. Optical Characteristics....................................10
6. Block Diagram.....................................................11
6.1. Monitor Exploded View...................................11
6.2 Software Flow Chart.........................................12
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
6.3. Electrical Block Diagram...........................14
7. Schematic.....................................................16
7.1 Main Board....................................................16
7.2 Power Board...............................................23
8.PCB Layout.....................................................25
8.1. Main Board.........................................................25
8.2. Power Board..........................................28
8.3. Key Board...............................................30
9. Maintainability........................................................31
9.2. Trouble Shooting............................................32
9.2.1 Main Board....................................................32
9.2.2 Power Board..................................................34
9.2.3 Key Board......................................................36
11. Check List....................................................39
12. BOM List.....................................................44
13. Different Parts List................................................59
SAFETY NOTICE
1
HP VS17X
Horizontal Frequency
30- 83 kHz
Page

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Summary of Contents for HP S17X

  • Page 1: Table Of Contents

    17" LCD Color Monitor HP VS17X Service Service Service Horizontal Frequency 30- 83 kHz TABLE OF CONTENTS Description Page Description Page 6.3. Electrical Block Diagram……………..…..14 Table Of Contents..……......…..1 7. Schematic……………........16 Revision List.…........……..2 7.1 Main Board..………........16 1. Monitor Specification......………..3 7.2 Power Board.….……........23 2.
  • Page 2: Revision List

    17" LCD Color Monitor HP VS17X Revision List Version Date Revision History TPV Model Name T76CM4DKAJHPAE Sep.-14-06 Initial release T76CM4DKAJHAAS...
  • Page 3: Monitor Specification

    17" LCD Color Monitor HP VS17X 1. Monitor Specification Items Description Driving system TFT Color LCD Panel CLAA170EA 07 Display area 337.920(H) x270.336 (V) (17.0") Pixel pitch 0.264mm(H) x 0.264mm(V) LCD Panel Viewable angle 140˚ (H) 130˚ (V) Response time (typ.)
  • Page 4: Lcd Monitor Description

    17" LCD Color Monitor HP VS17X 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.
  • Page 5: Operation Instruction

    17" LCD Color Monitor HP VS17X 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 17" LCD Color Monitor HP VS17X...
  • Page 7: Adjusting The Picture

    17" LCD Color Monitor HP VS17X 3.3 Adjust the Picture Control Icons Control Icons Brightness Clock Phase Contrast Power Saver Auto Adjustment Mode Display Image Control Power-On Status Display Color Sleep Timer Custom Color Basic Menu Language Advanced Menu Management...
  • Page 8: Input/Output Specification

    17" LCD Color Monitor HP VS17X 4. Input/Output Specification 4.1 Input Signal Connector Mnemonic Signal Mnemonic Signal Red Video +3.3/+5 V 3.3/+5 V (from PC) Green Video Sync Ground Blue Video None None DDC Data Ground (DDC Return) Horizontal Sync...
  • Page 9: Factory Preset Display Modes

    17" LCD Color Monitor HP VS17X 4.2 Factory Preset Display Modes Pixel Horz Freq Horz Vert Freq Vert Pixel Clk Preset Format (KHz) Polarity (Hz) Polarity (MHz) Source 640 x 480 31.469 59.940 25.175 640 x 480 37.861 72.809 31.500...
  • Page 10: Panel Specification

    17" LCD Color Monitor HP VS17X 5. Panel Specification 5.1 General Feature absolute maximum ratings...
  • Page 11: Optical Characteristics

    17" LCD Color Monitor HP VS17X 5.2 Optical Characteristics Ta=25℃,VCC=5.0V...
  • Page 12: Block Diagram

    17" LCD Color Monitor HP VS17X 6. Block Diagram 6.1 Monitor Exploded View...
  • Page 13: Software Flow Chart

    17" LCD Color Monitor HP VS17X 6.2 Software Flow Chart...
  • Page 14 17" LCD Color Monitor HP VS17X 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

    17" LCD Color Monitor HP VS17X 6.3 Electrical Block Diagram 6.3.1 Scalar Board LCD Interface Scalar MST8116B Crystal W78E65P-40 (Include: ADC, OSD,MCU etc) 14.318MHZ 44PIN-PLCC EEPROM D-SUB AT24C16 Connector OSD Control Interface (Keypad) EEPROM 24C02...
  • Page 16 17" LCD Color Monitor HP VS17X 6.3.2 Inverter / Power Board AC input Bridge Rectifier EMI filter Transformer Rectifier diodes and Filter CN902 StartCircuit Feedback Over Circuit Voltage Control IC Protect ON/OFF Transformer MOSFET Resonance Lamp Over ON/OFF Feedback Voltage...
  • Page 17: Schematic

    17" LCD Color Monitor HP VS17X 7. Schematic 7.1 Main Board SCHEMATIC GNDR GNDR GNDG GNDG DDC_CLK VCC1.8 VCC3.3 VAA1 VAA2 VAA3 VAA4 DDC_DAT GNDB GNDB ST_DET1 HSYNC HSYNC VSYNC VSYNC DDC_WP VCC1.8 3.INPUT VCC3.3 VAA1 DDC_WP ST_DET1 VAA2 DDC_CLK...
  • Page 18 17" LCD Color Monitor HP VS17X 3,4,5,6,7 VCC5V+ VCC5V U201 change to 1.8V TO-252 VCC12V D202 U201 DIODE R202 VCC1.8 AZ1117D-1.8 CN201 1/16W   VCC1.8 ON_OFF R201 4.7K   1/16W C209 C210 C211 C212 VCC12V VCC12V D201 DIODE SCHOTTKY C201 R212 4.7K...
  • Page 19 17" LCD Color Monitor HP VS17X CN301 DB15 FB301 1/16W R301 1/16W C304 0.047uF     FB302   1/16W R302   1/16W C305 0.047uF D323 MLL5232B 5.6V FB303   1/16W R303   1/16W C306 0.047uF R304   1/16W C307 0.001uF...
  • Page 20 17" LCD Color Monitor HP VS17X VCC3.3 FB401 VCC1.8 FB402 VCC3.3 VCC1.8 600 OHM 600 OHM C405 C414 10uF/16V 10uF/16V VPLL VDVI VDPLL C406 C407 C408 C409 C410 C411 C412 C413 C415 C416 C417 C418 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF...
  • Page 21 17" LCD Color Monitor HP VS17X CN501 PA[0..9] PA[0..9] PA[0..9] PA[0..9] LVA3P RA1P CN503 LVA3M FB0N RA1N RA3N LVACKP RA2P FB0P RA3P LVACKM LVB0M RXO0- RXO0+ LVB0P RA2N LVA2P FB1N LVB1M RXO1- RXO1+ LVB1P RA3P RA2N LVA2M FB1P LVB2M RXO2-...
  • Page 22 17" LCD Color Monitor HP VS17X VCPU VCPU R602 RP601 RP602 RP603 R601 C601   1/16W   1/16W   1/16W RP604 0.1uF   1/16W   1/16W C602 R606 R607 22pF   1/16W   1/16W   1/16W R644 U601   1/16W...
  • Page 23 17" LCD Color Monitor HP VS17X CN701 300 OHM R701 U701 300 OHM R702 C701 0.1uF/16V C702 0.1uF/16V LINN RINN C728 C729 C703 0.1uF/16V C704 0.1uF/16V LINP RINP LINE IN GREEN R731 R732 AGND 470pF 470pF 1/16W AGND   AUDIO_SD...
  • Page 24 17" LCD Color Monitor HP VS17X 7.2 Power Board R935 1206   R934 C931 1206 0.001uF/500V/1206   R906 1206   DB901 +12V U4KB80R R909 R907 L903 430K 1206 510K 1206   D902 C905 C930 R905 T901 SRF20150C 100uF/450V 1500P/1KV 100K  ...
  • Page 25 R717   0805 C714 1N4148 0.1uF/0805 R742 AOC (Top Victory) Electronics Co., Ltd. Q705 RK7002 4.7K 1206 BAV99 R719   0805 R720 Title 715L1420-B FOR HP 17''   0805 C716 0.1uF/0805 Size Document Number Friday, September 24, 2004 Date: Sheet...
  • Page 26: Main Board

    17" LCD Color Monitor HP VS17X 8. PCB Layout 8.1 Main Board...
  • Page 27 17" LCD Color Monitor HP VS17X...
  • Page 28 17" LCD Color Monitor HP VS17X...
  • Page 29: Power Board

    17" LCD Color Monitor HP VS17X 8.2 Power Board...
  • Page 30 17" LCD Color Monitor HP VS17X...
  • Page 31: Key Board

    17" LCD Color Monitor HP VS17X 8.3 Key Board...
  • Page 32: Maintainability

    17" LCD Color Monitor HP VS17X 9. Maintainability 9.1Equipments 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 33: Trouble Shooting

    17" LCD Color Monitor HP VS17X 9.2 Trouble Shooting 9.2.1 Main Board 1、No power No power Press power key and look if the picture is normal Please reinsert and make sure the AC of 100-240 is normal Reinsert or check the power section Measure U202 PIN 2=3.3V...
  • Page 34 17" LCD Color Monitor HP VS17X No picture (LED is orange) No picture Measure U202 PIN2=3.3V Replace U202 X401 oscillate waveforms are normal Replace X401 Check if the sync signal from computer is output and video cable is connected normally...
  • Page 35: Power Board

    17" LCD Color Monitor HP VS17X Panel Power Circuit Check the PPWR panel power relative circuit,Q204, Q203 Check CN503 PIN 23-24 should have In normal operation, when LED =green, R207 response from 0V to 5V When we Should =5 V,...
  • Page 36 17" LCD Color Monitor HP VS17X 2. W/LED No Backlight Check C907 (+) =12V Check Power 12+ circuit Check ON/OFF signal Check Interface board Check IC201 pin5=5V ? Change Q707,Q706,Q712 Check the pin20,pin19,pin11,pin12 of IC201 have saw Change IC201 Check the resonant wave of pin2 & pin5 for PT701/ PT702...
  • Page 37: Key Board

    17" LCD Color Monitor HP VS17X 9.2.3 Key Board OSD is unstable or not working Is Keypad board connecting normally? Connect Keypad Board Is Button Switch normally? Replace Button Switch Replace Keypad Board Is Keypad board normally? Check main board...
  • Page 38: White-Balance, Luminance Adjustment

    C. 6500K color: Don’t adjustment,Custom requires. 3. Into factory mode of HP VS17X A. Turn on power, press the down (+) button, pull out the power cord, and then plug the power cord. Then the factory OSD will be at the left top of the panel.
  • Page 39 17" LCD Color Monitor HP VS17X B. Adjust sRGB color-temperature 1. Switch the chroma-7120 to sRGB channel. 2. The chroma 7120 will show x = 313 ±20, y = 329 ±20, Y >200 cd/m 3. Switch the chroma 7120 l to RGB MODE ( with press “MODE” button to change ) 4.
  • Page 40: Check List

    (Center). The exact brightness values are confirmed by the checking-regulations of different customers and different models. Ⅱ. Steps of white-balance adjustment for LCD:(Take 17” HP LCD for example) 1. Required instruments: Chroma7120、Chroma2325(BGA265A) 。 2. First connect the instruments together and turn on the LCD power, then warm up for 30 minutes under full white screen mode.
  • Page 41 17" LCD Color Monitor HP VS17X d) Test white-balance again after Auto Level. Adjustment with hand is necessary if it is beyond the specs just the same. e) Select 7x00 item to adjust cool color-temperature and select 6x00 to adjust warm color- temperature. It can reach to the best effect through adjusting R/G/B value if it inclines to green or blue.
  • Page 42 17" LCD Color Monitor HP VS17X 3.Input the serial number of the product (For instance: AOC LM729 is 13 bits), then press ENTER to start writing 4.Check the indication of DDC-writing program at the end. When you see the picture as the schematic picture above, the “Data compare OK!”...
  • Page 43 17" LCD Color Monitor HP VS17X Instruction:DDC-writing needs 4 files: Barcode.txt (Supply Barcode length and flow number) *.EXE (DDC-writing program) WR.bat (Group order file for cycling utilization of *EXE, and dual-click this file when perform DDC-writing) 4、w.dat The content with 128 bits of DDC...
  • Page 44: Bom List

    17" LCD Color Monitor HP VS17X 12. BOM List T76CM4DKAJHPAE Location Part No. Description CBPC781KC4HPAP CONVERSION BOARD KEPC782KD4P KEY BOARD PWPC1742CPH3P POWER BOARD 15G8116 4 MAIN FRAME 23G3178690 6A LOGO 33G4788 PC L STAND-CAP 41G160069017F DOC KIT VS17 FOR NA...
  • Page 45 17" LCD Color Monitor HP VS17X CN201 33G8027 12 6176 WAFER 2*6P 2.0MM R/A CN602 33G8027 16 6W61 WAFER 16PIN 2.0mm DIP CN503 33G8043 24 H6176 WAFER 40G 457624 1B CPU LABEL 40G 45762412B CBPC LABEL C709 67G215B4713KV6366 LOWESR 470UF 16V...
  • Page 46 17" LCD Color Monitor HP VS17X Q203 57G 763 1 AO3401L SOT23 BY AOS(A1 RP601 61L 125103 86865 CHIP AR 8P4R 10KOHM +-5 RP602 61L 125103 86865 CHIP AR 8P4R 10KOHM +-5 RP603 61L 125103 86865 CHIP AR 8P4R 10KOHM +-5...
  • Page 47 17" LCD Color Monitor HP VS17X R727 61L0603102 6865 RST SM 0603 RC0603 1K P R728 61L0603102 6865 RST SM 0603 RC0603 1K P R202 61L0603103 6865 CHIPR 10K OHM +-5% 1/16 R204 61L0603103 6865 CHIPR 10K OHM +-5% 1/16...
  • Page 48 17" LCD Color Monitor HP VS17X R315 61L0603330 6865 CHIPR 33 OHM +-5% 1/16W R316 61L0603330 6865 CHIPR 33 OHM +-5% 1/16W R403 61L0603390 0F6865 CHIP 390 OHM 1/10W 1% R617 61L0603391 6865 CHIP 390 OHM 1/16W R217 61L0603471 6865...
  • Page 49 17" LCD Color Monitor HP VS17X C704 65G0603104 126805 0.1UF +-10% 16V X7R C201 65G0603104 326805 CHIP 0.1UF 50V X7R C207 65G0603104 326805 CHIP 0.1UF 50V X7R C210 65G0603104 326805 CHIP 0.1UF 50V X7R C212 65G0603104 326805 CHIP 0.1UF 50V X7R...
  • Page 50 17" LCD Color Monitor HP VS17X C203 65G0603104 376805 CHIP 0.1UF 50V/Y5V C205 65G0603104 376805 CHIP 0.1UF 50V/Y5V C705 65G0603105 176805 1UF 16V Y5V C707 65G0603105 176805 1UF 16V Y5V C710 65G0603105 176805 1UF 16V Y5V C714 65G0603105 176805 1UF 16V Y5V...
  • Page 51 17" LCD Color Monitor HP VS17X R620 71G 59G301 6457 CHIP BEAD 300OHM R621 71G 59G301 6457 CHIP BEAD 300OHM R622 71G 59G301 6457 CHIP BEAD 300OHM R623 71G 59G301 6457 CHIP BEAD 300OHM R624 71G 59G301 6457 CHIP BEAD 300OHM...
  • Page 52 17" LCD Color Monitor HP VS17X ZD104 93G 39S 34 T UDZS5.6B ZD105 93G 39S 34 T UDZS5.6B ZD106 93G 39S 34 T UDZS5.6B ZD107 93G 39S 34 T UDZS5.6B 715G1404 3 KEY BOARD PCB 11G6049 2 TIE MOUNT(S) CN701 33G8021 2D U6W34 3.5mm WAFER...
  • Page 53 17" LCD Color Monitor HP VS17X T901 80LL19T 7LSG GP TRANSFORMER BD901 93G 50460900 GBU408 D901 93G 6026T52T RECTIFIER DIODE FR107 D906 93G 6038T52T FR103 CN902 95G8021 125366176 CONNECTOR 705G 780 57 S1 Q903 ASS'Y 705G 780 61 36 R905 ASS'Y...
  • Page 54 17" LCD Color Monitor HP VS17X R919 61L0805103 6865 CHIPR 10K OHM +-5% 1/10 R706 61L0805105 6865 CHIP 1M OHM 5% 1/8W R707 61L0805105 6865 CHIP 1M OHM 5% 1/8W R708 61L0805105 6865 CHIP 1M OHM 5% 1/8W R717 61L0805105...
  • Page 55 17" LCD Color Monitor HP VS17X JR705 61L1206000 6857 RST SM 1206 JUMP MAX 0R JR706 61L1206000 6857 RST SM 1206 JUMP MAX 0R JR707 61L1206000 6857 RST SM 1206 JUMP MAX 0R JR708 61L1206000 6857 RST SM 1206 JUMP MAX 0R...
  • Page 56 17" LCD Color Monitor HP VS17X C737 65G0805104 226826 0.1UF +-10% 25V X7R 080 C738 65G0805104 226826 0.1UF +-10% 25V X7R 080 C748 65G0805104 226826 0.1UF +-10% 25V X7R 080 C907 65G0805104 226826 0.1UF +-10% 25V X7R 080 C910 65G0805104 226826 0.1UF +-10% 25V X7R 080...
  • Page 57 17" LCD Color Monitor HP VS17X D710 93G 6433P BAV99 D712 93G 6433P BAV99 D713 93G 6433P BAV99 D908 93G 39S 12 T RLZ20B BY ROHM ZD902 93G 39S 17 T RLZ12B LLDS ZD903 93G 39S 19 T PTZ7.5B ZD701 93G 39S 24 T RLZ 5.6B LLDS...
  • Page 58 17" LCD Color Monitor HP VS17X JP727 95G 90 23 TINCOATEDCOPPER JP728 95G 90 23 TINCOATEDCOPPER JP729 95G 90 23 TINCOATEDCOPPER JP730 95G 90 23 TINCOATEDCOPPER JP731 95G 90 23 TINCOATEDCOPPER JP908 95G 90 23 TINCOATEDCOPPER JP909 95G 90 23...
  • Page 59: Different Parts List

    17" LCD Color Monitor HP VS17X 13. Different Parts List Diversity of T76CM4DKAJHAAS Compared with T76CM4DKAJHPAE Location Part No. Description PWPC1742CPH3PK POWER BOARD 45G 88614 11 OUT PE BAG M1G 340 8 47 CR3 SCREW M1G1730 8128 CR3 SCREW M1G1740 6128 CR3...

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