HP W19 Service Manual
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HP W19 Service Manual

19" lcd color monitor
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19" 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............................................5
3.1. General Instructions.........................................5
3.2. Control Button......................................................5
3.3 Adjusting the Picture..........................................6
4. Input/Output Specification.......................................7
4.1. Input Signal Connector.........................................7
4.2. Factory Preset Display Modes...........................8
5. Panel Specification.........................................9
5.1. General Feature...............................................9
5.2. Optical Characteristics....................................9
6. Block Diagram.....................................................10
6.1. Monitor Exploded View...................................10
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
All manuals and user guides at all-guides.com

TABLE OF CONTENTS

Page Description
6.2 Software Flow Chart...................................11
6.3. Electrical Block Diagram...........................13
7. Schematic.....................................................15
7.1 Main Board....................................................15
7.2 Power Board...............................................21
8.PCB Layout.....................................................24
8.1. Main Board.................................................24
8.2. Power Board..........................................27
8.3. Adapter Board...............................................30
9. Maintainability................................................31
9.2. Trouble Shooting.......................................32
11. BOM List........................................................37
12. Different Parts List.......................................47
SAFETY NOTICE
1
HP W19
Horizontal Frequency
30- 83 kHz
Page

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  • Page 1: Table Of Contents

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 Service Service Service Horizontal Frequency 30- 83 kHz TABLE OF CONTENTS Description Page Description Page Table Of Contents..……......…..1 6.2 Software Flow Chart…………………….……….11 Revision List.…........……..2 6.3. Electrical Block Diagram……………..…..13 1.

  • Page 2: Revision List

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 Revision List Version Date Revision History TPV Model Name Jun.-03-2007 first release T97MM2HKWEHANE Jun.-19-2007 Add TPVDW Model in Item 12 T97SM2HKWEHANE T97MM2HTWEHPNNE Sep.-04-2007 Add TPVDW Model in Item 12...

  • Page 3: Monitor Specification

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 1. Monitor Specification...

  • Page 4: Lcd Monitor Description

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 2. LCD Monitor Description The LCD Monitor will contain main board, power board, key board and an audio board which house the flat panel control logic, brightness control logic and DDC.

  • Page 5: Operation Instruction

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 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 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...

  • Page 7: Input/Output Specification

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 4. Input/Output Specification 4.1 Input Signal Connector...

  • Page 8: Factory Preset Display Modes

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 4.2 Factory Preset Display Modes...

  • Page 9: Panel Specification

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 5. Panel Specification 5.1 General Feature Mechanical Information 5.2 Optical Characteristics TFT LCD Module: Back Light Unit: Optical Specification...

  • Page 10: Block Diagram

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 6. Block Diagram 6.1 Monitor Exploded View...

  • Page 11: Software Flow Chart

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 6.2 Software Flow Chart...
  • Page 12 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 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 13: Electrical Block Diagram

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 6.3 Electrical Block Diagram 6.3.1 Scalar Board LCD Interface (CN503) TSU56AK-LF MTV512GMV PLCC-44 (Include ADC, OSD) (U601) (U401) EPR_SDA EPR_SCL H sync EEPROM Crystal CLK+ V sync...
  • Page 14 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 6.3.2 Inverter / Power Board AC inlet filter Rectifier and filter Transformer Rectifier and filter D904;D905 To main board Start circuit R903;R904 circuit Switching circuit Feedback circuit PWM control IC&MOSFET...

  • Page 15: Schematic

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 7. Schematic 7.1 Main Board...
  • Page 16 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...
  • Page 17 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...
  • Page 18 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...
  • Page 19 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...
  • Page 20 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...

  • Page 21: Power Board

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 7.2 Power Board Adapter LED1 R933 R934 C921 C914 R930 R931 R932 9311/0805/+-1% 2431/0805/+-1% 104/0805/X7R R925 472/1206 C913 0.1UF/0805/X7R C917 152/0805 R928 134/0805/+-5% 302/0805/+-5% 105/0805/X7R 102/0805 ZD902...
  • Page 22 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 Inverter L103 +12V L101 +12V CN101 BEAD 71L55 19 F101 U101 SI-8050SD L102 +VIN VOUT 84L52-5 150UH 73L 253 138 BEAD 71L55 28 JACK 88L304 1S R104...
  • Page 23 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 L201 F201 4A63V Q203 R224 R225 R226 R227 TP1 HVL TP3 HVL +12V Q202 120UH CN201 C202 C201 C230 C215 0.1uF/25V Q201 OPEN D203 DTA144WKA R212 AO4411...

  • Page 24: Pcb Layout

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 8. PCB Layout 8.1 Main Board...
  • Page 25 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...
  • Page 26 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...

  • Page 27: Power Board

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 8.2 Inverter Board...
  • Page 28 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...
  • Page 29 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19...

  • Page 30: Adapter Board

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 8.3 Adapter Board...

  • Page 31: Maintainability

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 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.

  • Page 32: Trouble Shooting

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 9.2 Trouble Shooting 9.2.1 Main Board 1. No Screen Appear Measured CN201 pin5/6 = 12V? Check Correspondent component. Measured CN201 pin 9/10= 5V? Is there any shortage or cold solder? Measured U202 pin 2= 3.3V?
  • Page 33 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 2. Panel Power Circuit Check C509 should have response from 0V to 5V Measured X601 waveform is normal? When we switch the power switch from off to on...
  • Page 34 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 9.2.2 Power Board No power Check AC line volt 110V or 220V Check AC line Check the voltage of C904(+) Check F901, bridge rectified circuit Check start voltage for the Pin7 of IC901...
  • Page 35 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 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...

  • Page 36: White-Balance, Luminance Adjustment

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 10. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding white balance adjustment. Before started adjust white balance , please set the Chroma-7120 MEM Channel 9 to 6500 color, and MEM Channel 10 to 7800 color.

  • Page 37: Bom List

    CARTON LABEL H41G1606690 1A DOC KIT FOR NA (439848- H41G7800690B20 QSG(417324-B21) H41G7806690 8A SCREEN RESOLUTION(41732 H44G3933690 2C CARTON FOR w19(416688-0 H45G 87 1 4H EPE COVER H45G 87 4 H PE BAG FOR BASE H52G6025 16 11 INSULATE SHEET Q15G6335 2...
  • Page 38 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 C912 67G215C1024KV6366 ELCAP 1000UF +-20% 25V C920 67G215C1024KV6366 ELCAP 1000UF +-20% 25V 71G 55500 S FERRITE BEAD 3.5*3*1.3 L903 73G 253 91 H CHOKE COIL L901 73L 174 29LSG...
  • Page 39 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 R907 61G1206204 6857 RST CHIPR 200KOHM +-5% R908 61G1206204 6857 RST CHIPR 200KOHM +-5% R922 61G1206470 6857 RST CHIPR 47 OHM +-5% 1 R923 61G1206470 6857 RST CHIPR 47 OHM +-5% 1...
  • Page 40 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 C509 67G215Y2207RV ELCAP 22UF +-20% 50V 10 CN301 88G 35315F H D-SUB 15PIN CN302 88G 35424F H DVID CONN. 24P FEMALE U401 90G 444 1 HEAT SINK...
  • Page 41 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 R208 61G0603103 6857 RST CHIPR 10KOHM +-5% 1 R211 61G0603103 6857 RST CHIPR 10KOHM +-5% 1 R308 61G0603103 6857 RST CHIPR 10KOHM +-5% 1 R317 61G0603103 6857...
  • Page 42 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 R327 61G0603750 6857 RST CHIPR 75 OHM +-5% 1 R503 61G0603750 6857 RST CHIPR 75 OHM +-5% 1 R651 61G0603912 6857 RST CHIPR 9.1KOHM +-5% C307 65G0603102 326857...
  • Page 43 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 C605 65G0603224 176857 CAP:CER 0.22UF-20%-80% C604 65G0603270 316805 CHIP 27P 50V NPO C311 65G0603330 316805 33PF+-5% 50V NPO C304 65G0603473 326857 CHIP 0.047UF 50V X7R C305 65G0603473 326857 CHIP 0.047UF 50V X7R...
  • Page 44 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 C213 63G210J1842AC FILM CAP 0.18UF J 250V C214 63G210J1842AC FILM CAP 0.18UF J 250V C215 65G 3J2206ET 22PF 5% SL 3KV TDK C216 65G 3J2206ET 22PF 5% SL 3KV TDK...
  • Page 45 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 R237 61G0603511 6865 RST CHIPR 510 OHM +-5% R202 61G0603512 6865 RST CHIPR 5.1KOHM +-5% R203 61G0603512 6865 RST CHIPR 5.1KOHM +-5% R240 61G0603513 6865 RST CHIPR 51KOHM +-5% 1...
  • Page 46 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 J215 95G 90 23 TINCOATEDCOPPER J216 95G 90 23 TINCOATEDCOPPER J217 95G 90 23 TINCOATEDCOPPER J218 95G 90 23 TINCOATEDCOPPER J219 95G 90 23 TINCOATEDCOPPER J220 95G 90 23...

  • Page 47: Different Parts List

    All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 12. Different Parts List Diversity of T97SM2HKWEHANE Compared with T97MM2HKWEHANE Location Part No. Description CBPC6SM2HPQ1P MAIN BOARD FOR 19 15G6232 1 PANEL BRACKET M1G 330 5120 SCREW(M3*5)
  • Page 48 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 H40G500B690 1D ADAPTER LABEL(1260AB) H90G0004 1 HEAT SINK CN301 88G 35315F HJ SOC SUBD H 15P F CN302 88G 35424F N DVI 24PIN CONN F C604 65G0603270 316785...
  • Page 49 All manuals and user guides at all-guides.com 19" LCD Color Monitor HP W19 C311 65G0603330 316857 33PF+-5% 50V NPO C304 65G0603473 326785 CHIP 0.047UF 50V X7R C305 65G0603473 326785 CHIP 0.047UF 50V X7R C306 65G0603473 326785 CHIP 0.047UF 50V X7R...

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