ViewSonic VP930b-3 User Manual Download

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ViewSonic VP930-3

VP930b-3

Model No. VS10725

19” Color TFT LCD

Display

(

VP930-3_VP930b-3

_SM Rev. 1a

Oct

. 2006)

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

Service Manual

Summary of Contents for VP930b-3

Page 1: ...ViewSonic VP930 3 VP930b 3 Model No VS10725 19 Color TFT LCD Display VP930 3_VP930b 3_SM Rev 1a Oct 2006 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 Service Manual ...

Page 2: ...ther expressed or implied with respect to the contents hereof 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 Optiquest is a registere...

Page 3: ...ty Notices 1 2 Specification 4 3 Front Panel Function Control Description 7 4 Circuit Description 13 5 Adjustment Procedure 20 6 Troubleshooting Flow Chart 39 7 Recommended Spare Parts List 43 8 Exploded Diagram and Exploded Parts List 57 9 Block Diagram 62 10 Schematic Diagrams 63 11 PCB Layout Diagrams 70 ...

Page 4: ... pay attention not to scratch it 2 Be sure to turn off power supply when inserting or disconnecting from input connector 3 Wipe off water drop immediately Long contact with water may cause discoloration or spots 4 When the panel surface is soiled wipe it with absorbent cotton or other soft cloth 5 Since the panel is made of glass it may break or crack if dropped or bumped on hard surface 6 Since C...

Page 5: ... CFL in Hazardous Voltage Circuit 5 2 Handling and Placing Methods Correct Methods Incorrect Methods Only touch the metal frame of the LCD panel or the front cover of the monitor Do not touch the surface of the polarizer Surface of the LCD panel is pressed by fingers and that may cause Mura Take out the monitor with cushions Taking out the monitor by grasping the LCD panel That may cause Mura ...

Page 6: ... Do Not Copy VP930 3_VP930b 3 3 Place the monitor on a clean and soft foam pad Placing the monitor on foreign objects That could scratch the surface of the panel or cause Mura The panel is placed facedown on the lap That may cause Mura ...

Page 7: ...osite Sync SOG TMDS Digital Video Impedance 75 Ohms Analog 100 Ohms Digital Exclusions Not compatible with interlaced video 3 Power Power Supply Input Voltage Range 90 to 264 VAC Power Dissipation 38 Watts Typ 4 AUDIO INTERFACE SPEAKER SPECIFICATION No Audio function 5 lectrical Requirements Horizontal Frequency 24 82 kHz Vertical Refresh Rate 50 85 Hz Maximum Pixel Clock 135 MHz Sync Polarity Ind...

Page 8: ... x 864 75 Hz 67 5 KHz DMT 28 1152 x 870 75 Hz 68 7 KHz For MAC 29 1280 x 720 50 Hz 37 5 KHz 720p 30 1280 x 720 60 Hz 45 KHz 720p 31 1280 x 768 50 Hz 39 6 KHz DMT 32 1280 x 768 60 Hz 47 8 KHz DMT 33 1280 x 768 75 Hz 60 3 KHz DMT 34 1280 x 768 85 Hz 68 6 KHz DMT 35 1280 x 960 50 Hz 49 4 KHz DMT 36 1280 x 960 60 Hz 59 7 KHz DMT 37 1280 x 960 75 Hz 75 2 KHz DMT 38 1280 x 1024 50 Hz 52 7 KHz DMT 39 128...

Page 9: ...tandard Shipping Carton Type One piece construction with single wall 0 6 Kg Shipping Carton Handholds No Plastic handle PE LD 12 g Poly form EPS 128 g 2 pices Accessory plastic bags PE LD 2g PE bag covers monitor PE LD 3g Pallet for Europe Poplar 10 Kg Pallet for others Fumigation wood 10 Kg Width Height Depth 476 mm 18 7 x 470 mm 18 5 x 214 mm 8 4 Gross Weight 8 3 Kg 18 26 lbs units per Pallet 48...

Page 10: ...ptions and adjusts the displayed control Also a shortcut to display the Contrast adjustment control screen Displays the control screen for the highlighted control Also toggles between two controls on some screens Also a shortcut to toggle analog and digital connection Power light Green ON Orange Power Saving Standby Power On Off Displays the Main Menu or exits the control screen and saves adjustme...

Page 11: ...on 2 A control screen like the one shown below appears 4 To adjust the setting press the upSor downTbuttons 5 To save the adjustments and exit the menu press button 1 twice The following tips may help you optimize your display Adjust the computer s graphics card so that it outputs a 1280 x 1024 60Hz video signal to the LCD display Look for instructions on changing the refresh rate in the graphics ...

Page 12: ...age background black level and the foreground white level Brightness adjusts background black level of the screen image Input Select allows the user to toggle between an analog and a digital signal Color Adjust provides several color adjustment modes including preset color temperatures and a User Color mode which allows independent adjustment of red R green G and blue B The factory setting for thi...

Page 13: ...press button 2 2 To adjust selected color pressSorT Important If you select RECALL from the Main Menu when the product is set to a Preset Timing Mode colors return to the 6500K factory preset Information displays the timing mode video signal input coming from the graphics card in the computer the LCD model number the serial number and the ViewSonic website URL See your graphics card s user guide f...

Page 14: ... multiple computers will be connected to the display this function can be used to select which computer has priority depending on the selected Input Priority the display will do a one time detection for available inputs when first powered on OSD Position allows the user to move the OSD menus and control screens OSD Timeout sets the length of time the OSD screen is displayed For example with a 15 s...

Page 15: ... the display is operating in a factory Preset Timing Mode listed in the Specifications of this manual Exception This control does not affect changes made with the User Color control Language Select or Power Lock setting ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 12 ...

Page 16: ...ectrum support for EMI management The TSUM66AJ incorporates the world s first coherent oversampled RGB graphics ADC in a monitor controller 1 system The oversampling ADC samples the input RGB signals at a frequency 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 ...

Page 17: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 14 ...

Page 18: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 15 ...

Page 19: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 16 ...

Page 20: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 17 ...

Page 21: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 18 ...

Page 22: ...ching MOSFET to convert DC input into AC output The output stage consists of a tuning capacitor coupling capacitor transformer push pull MOSFET pair to boost AC output up to hundreds of voltage And one resister is serial to lamp for output voltage feedback There are two signal to control the inverter which come from system Logic high level which send to P106 pin6 is turn on the inverter BRI signal...

Page 23: ... Display Modes Pattern 1 4 1 Compatible Modes Item Timing Analog Digital 1 640 x 350 70 Hz 31 5 KHz Yes Yes 2 640 x 400 60 Hz 31 5 KHz Yes Yes 3 640 x 400 70 Hz 31 5 KHz Yes Yes 4 640 x 480 50 Hz 24 7 KHz Yes Yes 5 640 x 480 60 Hz 31 5 KHz Yes Yes 6 640 x 480 67 Hz 35 0 KHz Yes Yes 7 640 x 480 72 Hz 37 9 KHz Yes Yes 8 640 x 480 75 Hz 37 5 KHz Yes Yes 9 640 x 480 85 Hz 43 3 KHz Yes Yes 10 640 x 870...

Page 24: ...d display as normal or show on OUT OF RANGE OSD message without blanking 3 The image quality of 85Hz mode might be worse than 75Hz 1 4 2 Function Test Display Pattern Item Test Content Pattern Specification Remark 1 Frequency Tracking Fine Line Moire Eliminate visual wavy noise Figure 1 2 Contrast Brightness 16 Gray Scale 16 gray levels should be distinguishable Figure 2 3 Boundary Horizontal Vert...

Page 25: ... Figure2 Horizontal Vertical Thickness Pattern Figure 3 R Color Pattern Figure 4 G Color Pattern Figure5 B Color Pattern Figure 6 Full White Patter Figure 7 Dark Screen Pattern Figure 8 ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 22 ...

Page 26: ...s for Function Controls Make sure the F W is the latest version 1 5 4 DDC Test Pattern EDID program Make sure it can pass test program 1 5 5 Fine Tune and Sharpness Test Signal 1280 1024 60Hz Test Pattern Line Moire 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 Im...

Page 27: ...Mura Test Pattern White RGB Black Grey Test Tool 8 ND Filter Check if the Mura can pass 8 ND Filter 1 5 12 Audio Test Signal Voice signal optional depend on model Test Pattern liberty Make sure there is audio output Make sure that audio function volume 80 is working without noise and resonance Make sure that the sound of right and left speakers are in balance 1 5 13 Check for Secondary Display Mod...

Page 28: ...rmware version is the latest If not please do the following procedures to upgrade it to the latest version 2 1 Equipment Needed VP930 B 3 Monitor Fixture for Firmware Upgrade VGA Cable PC Personal Computer LPT Cable Firmware Upgrade Program One additional monitor for checking the program execution PC VGA Cable Printer Port LPT Cable VP930 B 3 ViewSonic Corporation Confidential Do Not Copy VP930 3_...

Page 29: ...4 Connect PC to the additional monitor I ISP Download program procedure 1 Hardware Connect status 2 Down load isp program First Open ISP software Mstar ISP Utility You will see the interface as below Second select IC chip from device Press the button of Device select chip Choose Pm25LV010 You can see Mfr and size ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 26 ...

Page 30: ...me Port Type select LPT1 if you download f w by Print port1 LPT1 and Base Addr use 0x0378 instead of 0x0000 Fourth Load firmware to buffer Press the button Read 1 and press button Read 2 then there will be a dialog you can select the F W file whose suffix is bin Choose correspond firmware then press 開啟 button You will see a dialog as below Then press 確定 ViewSonic Corporation Confidential Do Not Co...

Page 31: ...uer it 1 Check cable connected OK 2 Is selected a correspond device 3 Try to turn down ISP speed Last Upgrade firmware to monitor Press the button Auto then press RUN If download F W successful you can see it show Verify OK If error Please turn down ISP speed Run again When update firmware successful please press Dis Con button to disconnect That s all thanks ViewSonic Corporation Confidential Do ...

Page 32: ... in 3 1 Equipment Needed VP930 B 3 Series Monitor DDC Card PC RS232 cable DVI DVI Cable Barcode Reader VGA Cable 3 2 Setup Procedure 1 Connect VGA Card and DDC Card with RS 232 cable 2 Barcode Reader connect with keyboard and PC keyboard port VP930 B 3 DDC Card PC RS 232 Cable DVI DVI Cable Barcode Reader VGA Cable ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 28 ...

Page 33: ... port 5 Connect Power Cord to VP930 B 3 Monitor 3 3 DDC Key In Procedure 1 Run DDC exe 2 Choose model number and conform the Time then Press ENTER key 3 When appear the PIC choose DDC Card Press ALT 2 Enter DDC 2B test interface Choose DDC Card ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 30 ...

Page 34: ...ing model DAT VP930 B 3 DAT press ENTER key VP930_A means the DDC under analog mode VP930 B 3 means the DDC under digital mode 5 Press F9 enter the download interface ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 31 ...

Page 35: ...press ENTER key when analog DDC key in please press 2 first 7 The successful picture is as follows Compare EDID OK Press any key to continue 8 Let VP930 B 3 active then see the information in OSD it shows Serial NO PXX054700001 ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 32 ...

Page 36: ...onic EDID Editor Connect the VP930 B 3 to PC with VGA Cable Excute the EDID Editor then Press Ctrl F5 If the DDC is correct you can see the information as follow ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 33 ...

Page 37: ...PE bag and seal the bag with tape Figure 2 1 3 Put the cushions on the monitor Figure 3 1 4 Place the monitor into the carton and then put all the accessories into the carton At last close the carton and seal it with tape Figure 4 Figure 4 Figure 3 Figure 1 Figure 2 User s Guide Power Cord VGA Cable DVI Cable ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 34 ...

Page 38: ...f Stand unit from Monitor 1 1 Unscrew four screws that secure Stand Unit 2 Disassembly of Rear Cover 2 1 Unscrew 4 screws to detach Rear Cover from monitor Cabi Back Stand ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 35 ...

Page 39: ...Keypad Board Inverter Board and Panel Unit 3 1 Unscrew 16 screws and disconnect the wires to remove Inverter Board Power Board Main Board Inverter Board Main Board Power Board ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 36 ...

Page 40: ...3 2 Unscrew 4 screws to remove Metal FITTG 3 3 Remove Front Bezel Front Bezel METAL FITTG Key Board ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 37 ...

Page 41: ...3 2 Lay Panel Unit facedown and unscrew 4 screws on its right and left sides to remove Panel Unit Panel Unit ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 38 ...

Page 42: ...tial Do Not Copy VP930 3_VP930b 3 39 6 Troubleshooting Flow Chart START CHECK MAIN BOARD 5V OK 3 3V OK 1 8V OK CHECK POWER BOARD OK CHECK I102 SUROUND CAP BEAD OK N N N Y Y CHECK P107 AND ROUND CAP OK CHECK Q102 SUROUND CAP BEAD OK ...

Page 43: ...6 1 NO POWER POWER STAR POWER STAR NO OK OK NO END I103 TSUM66AJ OK NO Check vin 12v Inverter 12V Check vcc3V3 3 3V vcc1V8 1 8V ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 40 ...

Page 44: ...12V Check CON6 Plug Pin6 4 1V Pin4 0 3 5V Check Q6 Q7 Q9 I103 TSUM66AJ Inverter Unit Fail Check ONBACKLITE LOW Power Unit Fail END END OK NO NO OK OK OK NO OK NO ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 41 ...

Page 45: ...eck SCL SDA I104 Check P983 WIRE Check I103 Check I O cable Check P102 Check 3 3V 1 8V Check I105 Check PANEL N N N N N N N N N N N N N N N N N N Y Y Y Y Y Some bits lost Check I103 Pin I105 poor soldering P105 poor soldering I103 or R pack soldering I103 poor soldering Lose color R or G or B Check P101 Pin 8 10 12 Check C101 C102 C1 03 R106 R107 R108 I103 fail or poor soldering Check Sign Cable Y...

Page 46: ...any change made should be highlighted and correlated with the ECN ECR approved by ViewSonic Corporation This is to eliminate repeated cross checks of each item between this version and prior versions RECOMMENDED SPARE PARTS LIST VP930 3 Description ViewSonic Model Number VS10725 Accessories PC Board Assembly Cabinets Cables Serial No Pref QCL Rev 1a Item ECR ECN ViewSonic P N Ref P N Location Univ...

Page 47: ...A 2063302400P PROTECTOR PISL 1351T8 VP930B 6P23 1 39 N A 2055170060P LABEL VP930 2 VS10725 TCO03 6P50 1 40 M LB 0813 0002 2056603050P SERIAL LABEL VIEWSONIC LCD SERIAL LABEL 6P51 1 41 M LB 0813 0528 2055103400P LABEL JK0936F WEN 6P52 1 42 P 00008026 2013054030P POLYETHY BAG VP930 LCD BAG SSAKH1356D8 T B 6P60 1 43 DC 00008034 2438570025P CD OWNER GUIDE VP930 3 SERIES VS10725 AUO0410 6P80 1 44 DC 00...

Page 48: ...2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C165 1 110 N A 2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C166 1 111 N A 2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C167 1 112 N A 2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C168 1 113 N A 2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C169 1 114 N A 2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C170 1 ...

Page 49: ...H SMD MM4148 SOD 80 GRANDE D118 RA 1 185 E D 0403 1892 2364200896P DIODE RECT SMD BAS32L SOD80C PHILIPS D118 RB 1 186 E 00003534 2363600696P DIODE SWITCH RLS4148 T11 SOD 80 ROHM D118 RC 1 187 E 00003830 2364601396P DIODE SWITCH SMD 1N4148W 7 F SOD 123 DIODES D118 RD 1 188 N A 2364600496P DIODE SWITCH SMD MM4148 SOD 80 GRANDE D119 RA 1 189 E D 0403 1892 2364200896P DIODE RECT SMD BAS32L SOD80C PHIL...

Page 50: ...mm K901 1 259 N A 2433301010P SHIELDING FOAM W10 H8 L10mm K902 1 260 N A 2434425070P AL SHIELDING TAPE W25 L70mm AL K903 1 261 N A 2434425070P AL SHIELDING TAPE W25 L70mm AL K904 1 262 N A 2434425070P AL SHIELDING TAPE W25 L70mm AL K905 1 263 N A 2434425070P AL SHIELDING TAPE W25 L70mm AL K906 1 264 N A 2434425040P AL SHIELDING TAPE W25 L40mm AL K907 1 265 N A 2434425040P AL SHIELDING TAPE W25 L40...

Page 51: ...0W 100 ohm J T R110 1 337 E R 0405 6411 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R111 1 338 E R 0405 6604 2253222296P RES CHIP 1 10W RC 0603 1 10W 2 2Kohm J T R112 1 339 E R 0405 6604 2253222296P RES CHIP 1 10W RC 0603 1 10W 2 2Kohm J T R113 1 340 E R 0405 6409 2253210196P RES CHIP 1 10W RC 0603 1 10W 100 ohm J T R116 1 341 E R 0405 6409 2253210196P RES CHIP 1 10W RC 0603 1 10W 100 ohm ...

Page 52: ... 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R184 1 401 E R 0405 6600 2253200096P RES CHIP 1 10W RC 0603 1 10W 0 ohm J T R190 1 402 E R 0405 6600 2253200096P RES CHIP 1 10W RC 0603 1 10W 0 ohm J T R192 1 403 E R 0405 6409 2253210196P RES CHIP 1 10W RC 0603 1 10W 100 ohm J T R193 1 404 E R 0405 6409 2253210196P RES CHIP 1 10W RC 0603 1 10W 100 ohm J T R194 1 405 E R 0405 6409 2253210196P R...

Page 53: ...T8 A VP930 2C07 4 31 N A 2071881200P BRACKET FIX LANGF206 3D8 B VP930B 2C04 1 32 N A 2071881300P BRACKET FIX LANGF2232T8 VP930B 1F17 2 33 N A 2071979700P METAL FITTG LANGF2227T8 VP930B 1F16 1 34 N A 2072458300P INSULATOR 12 10 1 5 94V0 ADHESIVE 1F28 1 35 N A 2072461300P INSULATOR PISLV0262T8 1F27 1 36 N A 2072461400P INSULATOR 12 10 1 0 94V0 ADHESIVE 1F29 1 37 N A 2080006100P SCREW SPE XBPSB40P10J...

Page 54: ...1 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R122 1 94 E R 0405 6411 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R125 1 95 E R 0405 6411 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R137 1 96 E R 0405 6411 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R141 1 97 E R 0405 6411 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R142 1 98 E R 0405 6411 2253210396P RES CH...

Page 55: ...8 1 158 E C 0404 4423 2341122096P CAP CHIP 125 C CS 0603 COG 50V 22p J T C130 1 159 E C 0404 4423 2341122096P CAP CHIP 125 C CS 0603 COG 50V 22p J T C131 1 160 E C 0404 4829 2341122196P CAP CHIP 125 C CS 0603 COG 50V 220p J T C109 1 161 E C 0404 4829 2341122196P CAP CHIP 125 C CS 0603 COG 50V 220p J T C119 1 162 N A 2346110296P CAP CHIP 125 C CS 0603 X7R 50V 1000p K T C104 1 163 N A 2346110296P CA...

Page 56: ...03 RB 1 223 E Q 0402 1608 2360300896P XISTOR NPN R SMD MMBT3904K SOT 23 FAIRCHILD Q107 RB 1 224 E Q 0402 1608 2360300896P XISTOR NPN R SMD MMBT3904K SOT 23 FAIRCHILD Q108 RB 1 225 E Q 0402 1180 2360301296P XISTOR NPN R SMD MMBT3904 F SOT23 DIODES Q101 RA 1 226 E Q 0402 1180 2360301296P XISTOR NPN R SMD MMBT3904 F SOT23 DIODES Q103 RA 1 227 E Q 0402 1180 2360301296P XISTOR NPN R SMD MMBT3904 F SOT2...

Page 57: ...4503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D107 RA 1 290 E D 0403 1779 2364503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D108 RA 1 291 E D 0403 1779 2364503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D109 RA 1 292 E D 0403 1779 2364503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D110 RA 1 293 E D 0403 1779 2364503996P DIODE ZENER SMD BZV55 C5V6 5 SOD 80C PHILIPS D111 R...

Page 58: ...H SMD 1N4148W 7 F SOD 123 DIODES D105 RD 1 354 E 00003830 2364601396P DIODE SWITCH SMD 1N4148W 7 F SOD 123 DIODES D106 RD 1 355 E 00003830 2364601396P DIODE SWITCH SMD 1N4148W 7 F SOD 123 DIODES D116 RD 1 356 E 00003830 2364601396P DIODE SWITCH SMD 1N4148W 7 F SOD 123 DIODES D117 RD 1 357 E 00003830 2364601396P DIODE SWITCH SMD 1N4148W 7 F SOD 123 DIODES D118 RD 1 358 E 00003830 2364601396P DIODE ...

Page 59: ... A 2427490002P WIRE HARNESS QCNWS0907T8021 POWER SAMPO P982 1 406 N A 2427490003P WIRE HARNESS QCNWS0906T8038 INVERTER SAMPO P983 1 407 A VC 0101 0386 2427501187P I O CABLE D15 D15 20276 3 6 1 83M BLACK P961 RA 1 408 CB 00005317 2427501196P I O CABLE D15 D15 20276 5 8 1 83M BLACK P961 RB 1 409 CB 00006182 2427501198P I O CABLE DVI D 2 20276 6 0 1 83M BLACK P971 RA 1 410 CB 00005318 2427590004P I O...

Page 60: ...Model Title Date Rev ViewSonic Corporation Exploded Diagram 8 Exploded Diagram and Exploded Parts List ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 57 ...

Page 61: ...BRACKET FIX LANGF2194T8 A VP930 4 14 N A N A BUSHING PCUSG1671T8 VP930B 1 15 C 00005329 2022267401P CABI BACK GC0VD2626T8F MGY 1 16 N A N A BUSHING PCUSG1671T8 VP930B 1 17 N A 2202525000P PCB MULTILAYER VP930 2 M B FR4 2 120 110 1 18 N A 2061456400P BUSHING PCUSG1651T8 1 19 B 00005310 2200501200P PC BOARD ASS Y SMD RUNTP5655T8 INVERTER SAMPO RA 1 20 B 00008021 2200501300P PC BOARD ASS Y SMD RUNTP5...

Page 62: ...194T8 A VP930 4 14 N A N A BUSHING PCUSG1671T8 VP930B 1 15 N A 2022267400P CABI BACK GC0VD2626T8F MGY 1 16 N A N A BUSHING PCUSG1671T8 VP930B 1 17 N A 2202525000P PCB MULTILAYER VP930 2 M B FR4 2 120 110 1 18 N A 2061456400P BUSHING PCUSG1651T8 1 19 B 00005310 2200501200P PC BOARD ASS Y SMD RUNTP5655T8 INVERTER SAMPO RA 1 20 B 00008021 2200501300P PC BOARD ASS Y SMD RUNTP5663T8 INVERTER SAMPO RB 1...

Page 63: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 60 ...

Page 64: ... 1 8 A 00005362 2427130046P POWER CORD 1 PACKING PART LIST VP930b 3 ViewSonic Model Number VS10725 Rev 1a Item ViewSonic P N Ref P N Location Q ty 1 N A 7998907131 LCD MONITOR 1 2 P 00005322 2012186700P PACKING PolyFoam R L 1 3 P 00008026 2013054030P BAG 1 4 P 00005321 2011091102P CARTON 1 5 A VC 0101 0386 2427501187P D SUB CABLE 1 6 CB 00005318 2427590004P DVI CABLE 1 7 DC 00008034 2438570025P ME...

Page 65: ...ync B R I102 Q102 DC DC I103 TSUM66AJ SXGA LVDS SCALAR KEY PAD LED I106 24LC16 EEPROM SWITCHING POWER SUPPLY V901 LCD PANEL V S y n c 5V 1 8V 3 3V DDC SD A SDA IC1 BIT3193 INVERTER AC 110 220V INPUT 12V ONBACKLITE RXO RXE CLK 5V 5V ONBACKLITE PANEL POWE R H V I104 PM25LV010 FLASH ROM SDA SCL I101 24LC21 EEPROM DDCD DDC SCL ...

Page 66: ...105 0 047U 1 2 C108 22P 1 2 D113 5V6 R197 NC R107 470 R105 56 C104 1000P 1 2 C160 NC 0 1uF C106 0 047U 1 2 D106 1N LL4148 1 2 D115 5V6 R114 0 NC D109 5V6 R120 100 R206 NC 0 C107 0 047U 1 2 C109 220P 1 2 D114 5V6 R198 NC D102 1N LL4148 1 2 D138 NC BAT54C GS08 3 1 2 R201 NC 0 R106 56 R123 100 R204 10K D108 5V6 R196 10K R110 100 R111 10K I101 24LC21 8 7 6 5 1 2 3 4 VCC VCLK SCL SDA NC NC NC GND R103 ...

Page 67: ...1N LL4148 1 2 R156 10K R127 75 1 C162 1000p D120 1N LL4148 1 2 C123 47u 16V Q103 MMBT3904 1 2 3 D117 1N LL4148 1 2 D122 5V6 R128 75 1 I106C 74LVC14 5 6 14 7 D123 5V6 C173 0 1uF R129 75 1 R152 1K C124 0 1u R144 2K2 D126 5V6 R211 10K D133 1N LL4148 1 2 D119 1N LL4148 1 2 Q107 MMBT3904 1 2 3 I106D 74HC14 9 8 14 7 C171 1000p R149 1K R153 51 Q101 MMBT3904 1 2 3 R209 4 7K R145 0 NC D132 1N LL4148 1 2 D1...

Page 68: ...K PWM0 GPIO_P26 RSTN DDCA_SDA RS232_TX DDCA_SCL RS232_RX MODE 0 MODE 1 GPIO_P15 PWM0 GPIO_P27 PWM1 LVA0P LVA0M LVA1P LVA1M LVA2P LVA2M LVACKP LVACKM LVB0P LVB0M LVB1P LVB1M LVB2P LVB2M LVBCKP LVBCKM LVB3P LVB3M LVA3P LVA3M GPIO_P10 I2C_MCL GPIO_P11 I2C_MDA AVDD_ADC AVDD_DVI AVDD_DVI BYPASS AVDD_MPLL VDDP VDDP VDDP VDDP VDDP VDDP VDDP VDDC VDDC VDDC VDDC GND GND GND GND VCTRL GND GND GND GND GND GN...

Page 69: ...XOIN0 LVA2P RXOIN2 LVB0M RXEIN0 LVB1M RXEIN1 LVA1P RXOIN1 LVB3M RXEIN3 LVB3P RXEIN3 LVA3M RXOIN3 LVA3P RXOIN3 LVACKP RXOCKIN LVB2P RXEIN2 LVB0P RXEIN0 LVA0M RXOIN0 LVBCKP RXECKIN VLCD 2 PA 0 9 3 PB 0 9 3 VLCD R190 NC R191 NC R192 NC P105 BL106 30RL A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 VLCD VLCD VLCD OPTION OPTION OPTION GND RXE3 RXE3 RXEC RXEC RXE2 RXE...

Page 70: ...Do Not Copy VP930 3_VP930b 3 67 S706 SW 1 2 S703 SW 1 2 S702 SW 1 2 P701 SMD 1 2 3 4 5 6 7 8 SELECT DOWN UP MENU GND LED_GREEN LED_AMBER LCD_ONOFF S705 SW 1 2 S704 SW 1 2 D701 LED 2 3 1 Model Title Date Rev ViewSonic Corporation KEY PAD ...

Page 71: ...R11 15R R17 0 43R R9 10R 1 2 4 3 PC1 LTV817C ZD4 HZK16 ZD5 HZK7A R23 1K C19 0 1uF R18 100R Q3 BT 169 R21 511K R19 1K R22 4 75K C18 1uF U3 TL431 5V 12V Q2 3904 R15 1K C15 0 1uF ZD1 HZK27 CY4 2200pF CY2 2200pF C2 1000pF C8 470pF 5V 12V D2 10A 60V D6 10A 100V C12 1000uF 16V C13 470uF 35V C17 820pF R5 470K R6 470K R32 120R R28 NC R20 100K U2 TL431 GND GND D3 LL4148 R24 1K LF3 2mH GND GND 12V 5V T1 ER2...

Page 72: ...1 EEL 19 11 2000 2 5 8 9 R41 1206 1K R8 160K Q3 DTA143EKA CR1 BAV99 R39 22K 1 CR2 BAV99 C17 103 16V X7R 1 2 J2 CON2 R1 1206 1 5K R33 680R 1 IC1 BIT3193 R35 680R 1 IC VCC IC VCC OP1 R27 15K D6 1N4148 C27 222 25V OP2 R28 15K D7 1N4148 C29 222 25V OP3 R29 15K D8 1N4148 C30 222 25V OP4 IC VCC Q4 2222 Q5 2907 Q6 2N7002 Q7 45P03 Q8 40N03 C2 DIP 15P 3KV C36 47K 1 C10 NC C9 DIP 10M 1 2W CR3 BAV99 CR4 BAV9...

Page 73: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 70 11 PCB Layout Diagrams MAIN PCB TOP VIEW ...

Page 74: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 71 MAIN PCB BOTTOM VIEW ...

Page 75: ...ViewSonic Corporation Confidential Do Not Copy VP930 3_VP930b 3 72 11 PCB Layout Diagrams CON PCB TOP VIEW CON PCB BOTTOM VIEW ...

Page 76: ...4 Circuit Description 5 Adjustment Procedure 6 Troubleshooting Flow Chart 7 Recommended Spare Parts List 8 Exploded Diagram and Exploded Parts List 9 Block Diagrams 10 Schematic Diagrams 11 PCB Layout Diagrams B Are you satisfied with this Service Manual Item Excellent Good Fair Bad 1 Service Manual Content 2 Service Manual Layout 3 The form and listing C Do you have any other opinions or suggesti...

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