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Model No.

S10725

”

Color

TFT LCD

Display

Service Manual

ViewSonic

VP930/b

ViewSonic

381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

(

VP930/b_SM

Rev. 1

a Oct. 2005

)

Содержание VP930-2 VS10725

Страница 1: ...Model No VS10725 19 Color TFT LCD Display Service Manual ViewSonic VP930 b ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 VP930 b_SM Rev 1a Oct 2005 ...

Страница 2: ...of and specifically disclaims any warranty of merchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks ViewSonic is a registered trademark of ViewSonic Corporation All other trademarks u...

Страница 3: ...oubleshooting Flow Chart 9 Block Diagram 10 Schematic Diagrams 7 Recommended Spare Parts List 1 Precautions and Safety Notices 5 Adjustment Procedure 8 Exploded Diagram and Exploded Parts List 11 PCB Layout Diagrams 1 5 10 17 18 30 35 43 50 51 57 ii ViewSonic Corporation Confidential Do Not Copy VP930 b ...

Страница 4: ...cause of the high voltage used in the inverter circuit the voltage is exposed in such areas as the associated transformer circuits 4 LCD Module Handling Precautions 4 1 Handling Precautions 1 Since front polarizer is easily damaged pay attention not to scratch it 2 Be sure to turn off power supply when connecting or disconnecting input connector 3 Wipe off water drops immediately Long contact with...

Страница 5: ...he LCD contains a small amount of mercury Please follow local ordinances or regulations for disposal 13 The LCD module contains a small amount of materials having no flammability grade The LCD module should be supplied with power that complies with the requirements of Limited Power Source IEC60950 or UL1950 or an exemption should be applied for 14 The LCD module is designed so that the CCFL in it ...

Страница 6: ...e monitor Do not touch the surface of the polarizer Surface of the LCD panel is pressed by fingers and that will probably cause Mura Take out the monitor with cushions Taking out the monitor by grasping the LCD panel That will probably cause Mura 3 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 7: ...foam pad Placing the monitor on foreign objects That will probably scratch the surface of the panel or cause Mura The panel is placed facedown on the lap That will probably cause Mura 4 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 8: ...Maximum PC Video Signal 950 mV with no damage to monitor Maximum Mac Video Signal 1250 mV with no damage to monitor Sync Signals TTL DDC CI Compliant with Revision 1 0 Sync Compatibility Separate Sync Composite Sync SOG Video Compatibility Shall be compatible with all PC type computers Macintosh computers and after market video cards Resolution Compatibility 640 x 350 640 x 400 640 x 480 640 x 870...

Страница 9: ...2 Hz 37 9 KHz Yes Yes DMT 8 640 x 480 75 Hz 37 5 KHz Yes Yes DMT 9 640 x 480 85 Hz 43 3 KHz Yes Yes DMT 10 640 x 870 75 Hz 68 9 KHz Yes Yes MAC 11 720 x 400 70 Hz 31 5 KHz Yes Yes DMT 12 720 x 400 85 Hz 37 9 KHz Yes Yes DMT 13 720 x 480 60 Hz 31 5 KHz Yes Yes 480p 14 720 x 576 50 Hz 31 3 KHz Yes Yes 576p 15 800 x 600 50 Hz 24 7 KHz Yes Yes DMT 16 800 x 600 56 Hz 35 1 KHz Yes Yes DMT 17 800 x 600 6...

Страница 10: ...Hz 47 4 KHz Yes Yes DMT 35 1280 x 768 60 Hz 47 8 KHz Yes Yes DMT 36 1280 x 768 75 Hz 60 3 KHz Yes Yes DMT 37 1280 x 768 85 Hz 68 6 KHz Yes Yes DMT 38 1280 x 960 50 Hz 49 4 KHz Yes Yes DMT 39 1280 x 960 60 Hz 59 7 KHz Yes Yes DMT 40 1280 x 960 75 Hz 75 2 KHz Yes Yes DMT 41 1280 x 1024 50 Hz 52 7 KHz Yes Yes DMT 42 1280 x 1024 60 Hz 64 0 KHz Yes Yes DMT 43 1280 x 1024 75 Hz 80 0 KHz Yes Yes DMT User...

Страница 11: ...ightness 250 cd m2 Typ after 30 minute warm up 200 cd m2 Min after 30 minute warm up Brightness Uniformity 80 Typ 75 Min Contrast Ratio 1000 1 Typ 500 1 Min Color Depth 16 7 million colors 8 bit panel Horizontal Viewing Angle 170 degress Typ CR 10 Vertical Viewing Angle 170degress Typ CR 10 Response Time 10 90 Ta 25 C On Off Typical 20 ms Tr 13 ms Tf 7 ms GTG 8 ms Avg Mercury 3 0 mg per lamp Panel...

Страница 12: ...15 Sec OSD Background Enabled Dimension Width 412 mm 16 2 Height adjust to the top bottom 356 mm 14 491mm 19 3 Depth 289 mm 11 4 Monitor Weight 6 8 kg 15 lbs Dimension Head Only Wall Mount Width 412 mm 16 2 Height 336 mm 13 2 Depth 61 mm 2 4 Monitor Weight 4 2 kg 9 3 lbs Ergonomics Tilt Up 20º Tilt Down From 0º down to 3º 5 º Swivel Right 135º Swivel Left 135º Height Adjust 0 135 mm Pivot 0 90 deg...

Страница 13: ...3 Front Panel Function Control Description 3 1 Location of Controls 10 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 14: ...11 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 15: ...12 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 16: ...13 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 17: ...14 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 18: ...15 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 19: ...lt 1 2 Toggle 720x400 and 640x400 mode when input 720x400 or 640x400 mode 1 Up Dn Auto White Balance Not shown on user s guide 1 Dn Power Lock 1 Up OSD Lock 1 Dn 2 Didable Theft Defence function Up PW Main Power On All reset No signal PW 2 Main Power on Burning mode Signal PW 2 Main Power on Factory Mode Remark All the short cuts function are only available while OSD off 16 Do Not Copy VP930 b Vie...

Страница 20: ...quency that is much higher than the signal source pixel rate This can preserve details in the video signal that ordinarily would be lost due to input signal jitter or bandwidth limitations in non oversampled systems The TSU66AJ also incorporates a new Dynamic Frame Rate DFR generator2 for the digital output video to the display panel that preserves the advantages of a fixed output clock rate while...

Страница 21: ...5 Adjusting Procedure 18 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 22: ...nt each LCD Monitor should be run in and warmed up for at least 30 minutes with the following conditions a In room temperature b With full white screen RGB and Black c With cycled display modes 640 480 H 43 27 kHz V 85Hz 800 600 H 53 7 kHz V 85Hz 1024 768 H 68 67 kHz V 85Hz 1280 1024 H 80 0KHz V 75Hz 19 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 23: ...Hz 17 800 x 600 60 Hz 37 9 KHz 18 800 x 600 72 Hz 48 1 KHz 19 800 x 600 75 Hz 46 9 KHz 20 800 x 600 85 Hz 53 7 KHz 21 832 x 624 75 Hz 49 7 KHz 22 1024 x 768 50 Hz 39 6 KHz 23 1024 x 768 60 Hz 48 4 KHz 24 1024 x 768 70 Hz 56 5 KHz 25 1024 x 768 72 Hz 58 1 KHz 26 1024 x 768 75 Hz 60 0 KHz 27 1024 x 768 75 Hz 60 2 KHz 28 1024 x 768 85 Hz 68 7 KHz 29 1152 x 864 75 Hz 67 5 KHz 30 1152 x 870 75 Hz 68 7 ...

Страница 24: ...rn Line Moiré Pattern Check and see if the image has noise and focus performs well Eliminate visual line bar If not readjust by the following steps a Select and enter Fine Tune function on Manual Image Adjust to adjust the image to eliminate visual wavy noise b Then select and enter Sharpness function to adjust the clarity and focus of the screen image 5 1 5 6 White Balance Test Signal 640 480 60H...

Страница 25: ... 72 75 85Hz 1152 864 75Hz 1152 870 75Hz 1280 720 50 60Hz 1280 768 50 60 75 85Hz 1280 960 50 60 75Hz 1280 1024 50 60 75Hz Normally when the primary mode 1280 1024 60Hz is well adjusted and compliant with the specification the secondary display modes will be great possible to be compliant with the spec But we still have to check with the general test pattern to make sure every secondary is compliant...

Страница 26: ...ther side is male 15 pin D sub connecter B Connect the EDID cable from PC Printer port to monitor D sub connector C Make sure the monitor was working under power saving mode and keep it at Power Saving state during DDC process D Sub of Monitor 15pin VGA PC printer port 25pin connector EDID Kit Cable 23 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 27: ...not you want Press 1 For year the cursor will move to the column behind Edit Year than you can key in the data you want after that press enter to exit and return It needs 4 numbers for this data Press 2 For week the cursor will move to the column behind Edit Week than you can key in the data you want after that press enter to exit and return This data is within 1 53 Press 3 For S N the cursor will...

Страница 28: ...ould change the Week data by press key and the S N data by press key Press 3 DDC Writer Check Data The Kit will start to program new data of EDID into monitor all DDC data will display on the screen after programming Please refer to Fig DDC3 below the DDC process is finished Fig DDC3 Display updated serial number 25 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 29: ...n to first step Please refer to the Viewsonic EDID data format that was printing on ID label PPPYYWWxxxxx PPP Viewsonic Regional Product ID Code EX VE500 is 910 VE700 is A10 and VG900 is A1C YY 2 digits of Manufacturing year range 1996 2015 WW 2 digits of Manufacturing week range 01 54 xxxxx 5 digits of Sequence number range 00001 99999 26 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 30: ...5 4 ISP procedure Connection of ＩSＰ Kit Using ISP cable connect PC Print port Using VGA cable connect monitor destination 27 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 31: ...low 3 Select MTV416M128 MCU type 4 Select CPU 5 MHz 5 Click Load MCU file and then find the updated firmware code 6 Click Create Security File going to next window 7 Select Command No 4 MTV Type CPU 5 Type MCU File Type Create Security File 28 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 32: ...and 2 ca Command 3 53 9 Click OK to start ISP function and update the firmware into Monitor 10 Firmware update is finished when the display backed to the window below 2 Input Value 1 Command No 3 OK 29 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 33: ...6 TROUBLE SHOOTING FLOW CHART Trouble Shooting 30 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 34: ...31 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 35: ...32 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 36: ...33 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 37: ...34 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 38: ...NEL 19 E 00004135 VVLM190EN03V2 19 AUO PANEL EN03V2 1 20 D SUB CONNECTOR E 00001059 QCNCD1173T8 A CON1 CON2 2 21 DVI CONNECTOR E 00001060 QCNCD1161T8 A CN1 1 22 EEPROM E IC 0401 2286 VSI24LC16B U7A 1 23 FUSE 4A E FS 0410 0099 QFS Z402F 81UAA F1 1 24 MCU E 00004116 VSIMTV416GMV GS U6 1 25 OSCILLATOR 14 318MHZ E 00004117 RCRSL1270TG Y1 14 318MHZ 1 26 OSCILLATOR 22 1184MHZ E X 0415 0138 RCRSL1257T8 Y...

Страница 39: ...N3 1 19 AUO PANEL 19 E 00004135 VVLM190EN03V2 19 AUO PANEL EN03V2 1 20 D SUB CONNECTOR E 00001059 QCNCD1173T8 A CON1 CON2 2 21 DVI CONNECTOR E 00001060 QCNCD1161T8 A CN1 1 22 EEPROM E IC 0401 2286 VSI24LC16B U7A 1 23 FUSE 4A E FS 0410 0099 QFS Z402F 81UAA F1 1 24 MCU E 00004116 VSIMTV416GMV GS U6 1 25 OSCILLATOR 14 318MHZ E 00004117 RCRSL1270TG Y1 14 318MHZ 1 26 OSCILLATOR 22 1184MHZ E X 0415 0138...

Страница 40: ...6 M MS 0808 5875 SPAKK1703T8Z CORNER PAPER TOP H CORNER PAPER TOP H 0 04 37 N A SPAKK6338D8 CORNER PAPER TOP V CORNER PAPER TOP V 0 04 38 N A SPAKK6382T8 FLAT PAPER FLAT PAPER 0 04 39 N A ZTIE P155Y1800 TAPE FOR PALLET TAPE FOR PALLET 1 4 40 N A ZSHETVR02X510 PVC PROTECTIVE FILM PVC PROTECTIVE FILM 1 5 41 DC 00004114 DDSKC0062T8 DDC CI CD DRIVER DDC CI CD DRIVER 1 42 M BK 0805 0057 LANGF2063D8 B K...

Страница 41: ...C24 12 42 N A C8 C9 43 N A VCIRHN1HG102K A C 1000PF 10 50V C18 C4 2 44 N A VCICHN1HH220J A C 22PF 5 50V C54 C59 C62 C63 4 45 N A VCICHN1HH221J A C13 C27 2 46 E C 0404 4947 VCICHN1HH330J A C 33PF 5 50V C12 C26 2 47 N A C11 C30 C31 C32 C33 C35 C36 C37 40 48 N A C39 C40 C41 C43 C45 C46 C47 C48 49 N A C53 C55 C57 C58 C61 C65 C66 C67 50 N A C69 C70 C71 C76 C77 C78 C79 C80 51 N A C85 C87 C89 C91 52 N A ...

Страница 42: ...Prefix PQ5 Item ViewSonic P N Ref P N Description Location Universal number Q ty 1 N A QPWB 5722T8 1 KEY BOARD KEY BOARD 1 2 N A VSPLT8B02 32 A LED LED1 SMD 4PIN 1 3 N A VSP 260YL3YG3 A 2nd LED LED1 SMD 4PIN 2nd 1 4 N A QSW A1215D8 SWITCH SW1 SW2 SW3 SW4 SW5 5 5 N A QCNCS1973T8 A CONNECTOR 8 PIN J1 1 6 N A QCNCS1973T8 2nd CONNECTOR 8 PIN J1 2nd 1 7 N A VCICHN1HG472K A C 47uF 10 50V C191 C192 C193 ...

Страница 43: ...S 0808 5875 SPAKK1703T8Z CORNER PAPER TOP H CORNER PAPER TOP H 0 04 37 N A SPAKK6338D8 CORNER PAPER TOP V CORNER PAPER TOP V 0 04 38 N A SPAKK6382T8 FLAT PAPER FLAT PAPER 0 04 39 N A ZTIE P155Y1800 TAPE FOR PALLET TAPE FOR PALLET 1 4 40 N A ZSHETVR02X510 PVC PROTECTIVE FILM PVC PROTECTIVE FILM 1 5 41 DC 00004114 DDSKC0062T8 DDC CI CD DRIVER DDC CI CD DRIVER 1 42 M BK 0805 0057 LANGF2063D8 B KENSIN...

Страница 44: ...C24 C3 12 42 N A C8 C9 43 N A VCIRHN1HG102K A C 1000PF 10 50V C18 C4 2 44 N A VCICHN1HH220J A C 22PF 5 50V C54 C59 C62 C63 4 45 N A VCICHN1HH221J A C13 C27 2 46 E C 0404 4947 VCICHN1HH330J A C 33PF 5 50V C12 C26 2 47 N A C11 C30 C31 C32 C33 C35 C36 C37 C38 40 48 N A C39 C40 C41 C43 C45 C46 C47 C48 C52 49 N A C53 C55 C57 C58 C61 C65 C66 C67 C68 50 N A C69 C70 C71 C76 C77 C78 C79 C80 C83 51 N A C85 ...

Страница 45: ...Prefix PQ5 Item ViewSonic P N Ref P N Description Location Universal number Q ty 1 N A QPWB 5722T8 1 KEY BOARD KEY BOARD 1 2 N A VSPLT8B02 32 A LED LED1 SMD 4PIN 1 3 N A VSP 260YL3YG3 A 2nd LED LED1 SMD 4PIN 2nd 1 4 N A QSW A1215D8 SWITCH SW1 SW2 SW3 SW4 SW5 5 5 N A QCNCS1973T8 A CONNECTOR 8 PIN J1 1 6 N A QCNCS1973T8 2nd CONNECTOR 8 PIN J1 2nd 1 7 N A VCICHN1HG472K A C 47uF 10 50V C191 C192 C193 ...

Страница 46: ...39 56 Model Title Date Rev ViewSonic Corporation 43 ViewSonic Corporation Confidential Do Not Copy VP930 b 8 Exploded Diagram And Spare Parts List ...

Страница 47: ...27 PCUSG1671T8 RUBBER 1 14 C 00004126 GCOVD2626T8F BACK COVER 1 15 N A PCUSG1674T8 RUBBER 1 16 B 00004101 DPWBN5718T8V I F BOARD 1 17 N A PCUSG1651T8 BUBBER 1 18 B 00004102 RUNTP5663T8 INVERTER BOARD 1 19 N A PISLV0262T8 DECORATION MYLAR 1 20 N A PCUSG1395D8 SPONGE 3 21 N A PCUS 1443T8 A VESA METAL USE 1 22 N A PCUSS1588T8 SPONGE 1 23 N A GCOVD2632T8F HINGE COVER 1 24 N A GCOVD2633T8F HINGE COVER ...

Страница 48: ...PCUSG1671T8 RUBBER 1 14 C 00004104 GCOVD2626T8F B BACK COVER 1 15 N A PCUSG1674T8 RUBBER 1 16 B 00004101 DPWBN5718T8V I F BOARD 1 17 N A PCUSG1651T8 BUBBER 1 18 B 00004102 RUNTP5663T8 INVERTER BOARD 1 19 N A PISLV0262T8 DECORATION MYLAR 1 20 N A PCUSG1395D8 SPONGE 3 21 N A PCUS 1443T8 A VESA METAL USE 1 22 N A PCUSS1588T8 SPONGE 1 23 N A GCOVD2632T8F B HINGE COVER 1 24 N A GCOVD2633T8F B HINGE COV...

Страница 49: ...40 56 46 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 50: ...the PE bag and seal the bag with tape Figure 2 Figure 1 Figure 2 1 3Put the cushions on the monitor Figure 3 1 4Place the monitor into the carton and then put all the accessories into the carton At last The carton and seal it with tape Figure 4 Figure 3 Figure 4 47 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 51: ...Disassembly Lie down the monitor on flat table Remove Back cover and Stand by 4 screw Remove CAB B Take out 4 screw Take off D sub 6 screws 48 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 52: ...Remove the power board by 3 screws Remove the Inverter board by 2 screws Remove the I F board by 2 screws 49 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 53: ...9 Block Diagram 50 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 54: ...51 ViewSonic Corporation Confidential Do Not Copy VP930 b 10 Schematic Diagram ...

Страница 55: ...52 ViewSonic Corporation Confidential Do Not Copy VP930 b ...

Страница 56: ...53 ViewSonic Corporation Confidential Do Not Copy VP930 b ...

Страница 57: ...54 ViewSonic Corporation Confidential Do Not Copy VP930 b ...

Страница 58: ...55 ViewSonic Corporation Confidential Do Not Copy VP930 b ...

Страница 59: ...56 ViewSonic Corporation Confidential Do Not Copy VP930 b ...

Страница 60: ...11 PCB Layout Diagrams IF board 57 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 61: ...58 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 62: ...59 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 63: ...Key board 60 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 64: ...61 Do Not Copy VP930 b ViewSonic Corporation Confidential ...

Страница 65: ...uality Systems Processes marc maupin viewsonic com d o o G t n e l l e c x E Precautions and Safety Notices 1 8 Exploded Diagram and Exploded Parts List 7 Recommended Spare Parts List Adjustment Procedure 2 Specification 5 4 Circuit Description 3 6 Troubleshooting Flow Chart Front Panel Function Control Description 9 Block Diagram 10 Schematic Diagrams 11 PCB Layout Diagrams 62 ViewSonic Corporati...

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