ViewSonic VG710B - 17" LCD Monitor Service Manual Download Page 57

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2.3

Unscrew two screws and disconnect the wires to remove Inverter Board.

2.4

Unscrew seven screws to remove Shielding Cover.

2.5

Unscrew three screws and four hex screws, and disconnect the wires to remove Main
Board. Unscrew four screws to remove speaker module.

Speaker Module

Main Board

Inverter Board

Shielding Cover

ViewSonic

Corporation

nfidential

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Copy

VG710b/s-1

Summary of Contents for VG710B - 17" LCD Monitor

Page 1: ...No VLCDS23719 4W 17 Color TFT LCD Display Service Manual ViewSonic VG710b s1 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 VG710s b 1_SM_718 Rev 1a Feb 2004 Model No VLCDS237...

Page 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 tim...

Page 3: ...ouble Shooting Flow Chart 9 Block Diagram 10 Schematic Diagrams 7 Recommended Spare Parts List 1 Precautions and Safety Notices 5 Adjusting Procedure 8 Exploded Diagram And Spare Parts List 11 PCB Lay...

Page 4: ...cuits 4 Power Supply Requirements The external power converter for this display utilizes AC and DC cords AC cord is detachable but DC cord is permanently attached Any attempt to replace another adapte...

Page 5: ...lamp in LCD contains a small amount of mercury Please follow local ordinances or regulations for disposal 13 Small amount of materials having no flammability grade is used in the LCD module The LCD m...

Page 6: ...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 mon...

Page 7: ...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 4 ViewSonic Corporation Conf...

Page 8: ...MHz Primary Preset 1280 x 1024 60Hz Look up table timing Analog 1 640 x 350 70Hz 31 5kHz 2 640 x 480 60Hz 31 5kHz 3 640 x 480 67Hz 35 0kHz 4 640 x 480 75Hz 37 5kHz 5 640 x 480 72Hz 37 9kHz 6 640 x 480...

Page 9: ...V Pixel Arrangement RGB Vertical Stripe Pixel Pitch 0 264 mm Glass Treatment Anti Glare Hard coating 3H of Backlights 4 CCFL edge light 2 top 2 bottom Backlight Life 50 000 Hours minimum Panel Perform...

Page 10: ...ating Temperature 0 C to 40 C Storage Temperature 20 C to 60 C Operating Relative Humidity 20 to 80 RH Non Condensing Storage Relative Humidity 5 to 90 RH Non Condensing Operating Altitude 0 to 3 000...

Page 11: ...Power Saving Also a shortcut to toggle between analog and digital connections Also toggles between two controls on some screens Displays the control screen for the highlighted control Scrolls through...

Page 12: ...nd blue B separately The factory setting for this product is 6500K 6500 Kelvin Memory Recall returns the adjustments back to factory settings if the display is operating in a factory Preset Timing Mod...

Page 13: ...ll both of Contrast and Brightness when the OSD is not on Volume Volume recall volume to 50 while in volume adjustment or when OSD is not on 1 2 toggle 720x400 and 640x400 mode when input 720x400 or 6...

Page 14: ...of 8 bits each This device is designed to use a 3 0 Volt to 3 6 Volt power supply to perform in system programming The 1 Megabit memory array is divided into thirty two uniform blocks of 4 Kbytes eac...

Page 15: ...exibility and quality gm5110 5120 System Design Example 4 LVDS THC63LVDM83A The THC63LVDM83A transmitter converts 28 bits of CMOS TTL data into LVDS Low Voltage Differential Signaling data stream A ph...

Page 16: ...3 27kHz 7 720 x 400 70Hz 31 5kHz 8 800 x 600 56Hz 35 1kHz 9 800 x 600 60Hz 37 9kHz 10 800 x 600 75Hz 46 9kHz 11 800 x 600 72Hz 48 1kHz 12 800 x 600 85Hz 53 7kHz 13 832 x 624 75Hz 49 7kHz 14 1024 x 768...

Page 17: ...ontrast of each R G B color should be normal Figure 4 5 6 5 Screen Uniformity Flicker Full White Should be compliant with the spec Figure 7 6 Dead Pixel Line White Screen Dark Screen The numbers of de...

Page 18: ...G Color Pattern Figure5 B Color Pattern Figure 6 Full White Pattern Figure 7 Dark Screen Pattern Figure 8 Black White Pattern Figure 9 15 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 19: ...ss 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...

Page 20: ...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 th...

Page 21: ...the firmware version is the latest If not please do the following procedures to upgrade it to the latest version 2 1 Equipment Needed VG710 Monitor Fixture for Firmware Upgrade Power Adapter P N 47 58...

Page 22: ...ixture with printer port of PC by LPT Cable 2 2 2 Connect P1 of Fixture with VG710 Monitor by VGA Cable 2 2 3 Plug Power Adapter to Fixture 2 2 4 Connect Power Cord to VG710 Monitor 2 2 5 Connect PC t...

Page 23: ...2 2 6 Install GProbe Program by selecting and clicking Gprobe icon Press Yes or Next buttons until the installation is complete 20 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 24: ...21 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 25: ...22 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 26: ...2 3 Firmware Upgrade Procedure 23 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 27: ...2 Save these three files bdisp txt p204_205 bin and 710LG_V2_48 bin in a hard disk better in a root directory e g C or D Step 3 Open bdisp txt file Key in the path where you save the driver p204_205...

Page 28: ...Step 4 Execute Gprobe program Step 5 Click Connection Setup icon Select Protocol DDC 2Bi3 Port LPT1 0x378 Speed 70000 25 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 29: ...ter Gprobe and then press Enter If the test result shows passed it means the connection is well If not failed it means the connection has problems Then you need to check the setup procedure or reboot...

Page 30: ...ey in batch C VG710 bdisp txt after Gprobe and then press Enter key to begin programming automatically Step 8 The successful picture is as follows 27 ViewSonic Corporation Confidential Do Not Copy VG7...

Page 31: ...mware upgrade fails at the last step don t unplug the power cord of the monitor Just try the upgrade procedure again a If there is error to execute the command at or before line10 in the bdisp txt bat...

Page 32: ...e in the Gprobe program and then press Enter For example there is Error executing batch file at line 16 see the following picture Then you have to copy line 16 FLASHWRITE C VG710 710LG_V2_48 bin to Gp...

Page 33: ...obe 2 If the firmware upgrade still fails reboot the PC or simply use another PC to upgrade 3 If the above procedures don t work unplug and re plug the power cord of the monitor Then try to upgrade th...

Page 34: ...in 3 1 Equipment Needed VG710 Series Monitor Fixture V3 for DDC Key in JP3 must be closed RS232 Cable P N 42 55907 001 1 VGA Cable P N 42 59901 003 2 DVI DVI Cable 1 P N 42 56108 012 PC Personal Comp...

Page 35: ...710 by DVI DVI Cable 3 2 3 Connect P1 of Fixture with COM1 of PC by RS 232 Cable 3 2 4 Plug Power Adapter to Fixture 3 2 5 Connect Power Cord to VG710 Monitor 3 2 6 Connect PC to the additional monito...

Page 36: ...Step 1 Select and execute DDC Key In program Step 2 Select W w writing mode 33 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 37: ...scan the barcode of the monitor and then press Enter key Step 4 The successful picture is as follows The checksum values will appear after DDC is upgraded successfully in both VGA and DFP DVI modes 3...

Page 38: ...The corrective serial number will show on the screen Step 6 Checking Method Execute the DDC Key In program and select R r Reading mode in Step 2 Use barcode reader to scan the barcode of the monitor...

Page 39: ...operation to solve some complicated problems of component repairing and professional problems 1 Equipment Needed VG710 Monitor Philips Screw Driver 101 and 107 Electronic Hex Nut M5 mm PC Personal Com...

Page 40: ...2 1 A Power Circuit Troubleshooting 2 2 B Performance Troubleshooting 37 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 41: ...Notice 1 Make sure VGA cable connected to PC directly not via anything like Data transfer or Distribution After this 38 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 42: ...o No 2 Check the compatibility on the computer If it is compatibility problem feedback the information to ViewSonic else go to No 2 3 C Function Troubleshooting 2 4 D Speakers Troubleshooting 39 ViewS...

Page 43: ...CAP ABS HB VS08 VG710b HINGE CAP 1 26 M CV 0830 2479 51 62706 002 BASE COVER ABS HB VS08 VG710b BASE COVER 1 27 M MS 0808 8955 51 62707 002 FRONT ARM ABS HB VS08 VG710b FRONT ARM 1 28 M MS 0808 8956...

Page 44: ...3 001 HINGE CAP ABS HB VS06 VG710s HINGE CAP 1 26 M CV 0830 2780 51 62706 001 BASE COVER ABS HB VS06 VG710s BASE COVER 1 27 M MS 0808 8970 51 62707 001 FRONT ARM ABS HB VS06 VG710s FRONT ARM 1 28 M MS...

Page 45: ...OF VSI P Item ViewSonic P N Ref P N Description Location Q ty 1 A PC 0106 0273 42 58204 001 CABLE POWER CORD 1830mm PC TYPE C01 OR BLACK POWER CORD 1 2 A PC 0106 0271 42 50112 001 CABLE POWER CORD 18...

Page 46: ...KT INV TINEPLATE 0 3t VG710s 1 31 M BK 0805 0021 61 62701 001 LCD BRKT SECC 1 0t VG710s 1 32 M BK 0805 0022 61 62702 001 SHIELDING BRKT MB SECC 1 0t VG710s 1 33 C FP 0301 0936 75 62701 001 ASSY FRONT...

Page 47: ...R129 3 84 03 15100 301 INDCTR CHOKE 150uH 20 3A DIP A0060D1 ARON L4 1 85 03 22040 301 INDCTR CHOKE COIL 22u 10 3A DIP A00601C2 L1 L16 L5 L9 4 86 07 14318 001 XTAL 14 318MHz HC 49S HALF SIZE X1 1 87 0...

Page 48: ...MECH W SF M4 12 Ni Hng C R 4 4 134 M SCW 0824 6754 85 4A524 080 SCREW FLAT MECH W O M4 8 NYLOK P B Hng 4 4 135 M SCW 0824 6755 85 UA123 080 DOUBLE THREADS SCREW PAN TAP M3 8 Ni Hng A R 1 1 136 M SCW 0...

Page 49: ...ANTY STICKER 1 4 M LB 0813 0739 36 58309 001 SHIPPING WARRANTY STICKER S CHINESE VIEWSONSHIPPING STICKER 1 5 51 58317 001 PE BAG FOR CARTON PE BAG 1 6 M LB 0813 0736 35 58304 001 Bar Code Bar Code 1 V...

Page 50: ...8 Exploded Diagram And Spare Parts List 47 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 51: ...CC 1 0t VG710s 1 20 M MS 0808 8960 61 62703 001 BASE PLATE SPCC Zn 2 5t VG710s 1 21 M MS 0808 8961 61 62704 001 HINGE SPCC Zn 2 0t VG710s 1 22 B SB 0221 0565 44 58402 001 PCBA INVERTER PLCD2417414F EM...

Page 52: ...A AD 0114 0204 47 62701 001 ADAPTER IN100 240V 12V 3 33A LSE 1 7 A AU 0120 0032 42 59903 001 CABLE AUDIO 1 8M LM BK LM VX2000 1 8 A VC 0101 0261 42 59901 003 CABLE VGA 15P 1800mm 2 25mm CORE 1 9 A CD...

Page 53: ...e 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 1...

Page 54: ...e Cover Base Plate and Hinge Hinge Cap Stand Unit 1 1 Lay VG710 Monitor face down to detach Hinge Cap 1 2 Unscrew four screws to remove Stand Unit Base Cover Hinge Base Plate 1 Disassemble Stand Unit...

Page 55: ...1 4 Use a screw driver to lift up Front Arm Hinge Assy 1 5 Uscrew one screw to remove Rear Arm Front Arm Rear Arm 52 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 56: ...side of the monitor Press four sides of Rear Cover to loosen the tenons inside and then the Rear Cover can be removed 2 2 Unscrew three screws to remove Shielding Cover Rear Cover Shielding Cover Pre...

Page 57: ...n screws to remove Shielding Cover 2 5 Unscrew three screws and four hex screws and disconnect the wires to remove Main Board Unscrew four screws to remove speaker module Speaker Module Main Board Inv...

Page 58: ...he tenons inside and then the Front Cover can be detached Unscrew two screws and disconnect a wire to remove Keypad Front Cover Keypad 3 2 Lay Panel Unit facedown and unscrew four screws on its right...

Page 59: ...LCD Bracket LCD Panel 3 3 Detach LCD Bracket from LCD Panel Remove off the filament tape and disconnect the wire on the LCD Panel 56 ViewSonic Corporation Confidential Do Not Copy VG710b s 1...

Page 60: ...day July 10 2003 E Title Size Document Number Rev Date Sheet of SCL R G B SDA DDC_IIC AC 100 240V 12V HS VS DDC_IIC VL VH BLON VOLU ME 12V 12VI N 5V 3 3VD 3 3VA 2 5V DVS DHS DEN DCLK MUT E INVERTER R...

Page 61: ...1uF C23 0 1uF R8 330 1 L4 150uH C27 1000uF 10V C26 0 1uF C155 0 1uF C11 0 1uF C178 NC 100pF C9 100uF 16V R7 200 1 C10 0 1uF R4 330 1 L9 22uH L6 22uH D1 IN5822 C149 0 1uF R3 330 1 R6 0 C39 0 1uF C12 10...

Page 62: ...19 20 21 22 23 24 25 26 27 28 29 RX2 RX2 GND RX4 RX4 SCL SDA VS RX1 RX1 GND RX3 RX3 5V GND HP RX0 RX0 GND RX5 RX5 GND RXC RXC RIN GIN BIN HS GND D_SUB JP6 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 RIN GIN B...

Page 63: ...m5120 PQFP208 171 170 167 166 163 162 179 180 185 186 191 192 151 152 40 41 42 43 44 45 50 51 52 118 115 117 116 195 194 174 205 204 5 4 6 7 39 201 25 24 23 22 19 18 17 16 15 8 35 34 33 32 31 30 29 28...

Page 64: ...1uF C163 0 01uF R96 0 R97 0 C123 1000uF 16V C115 1uF R7 9 7 87K 1 L21 BEAD 600 L20 BEAD 600 R77 1K C118 100uF 16V L16 22uH JP10 4 HE ADER 1 2 3 4 L15 BEAD U12 AN7522 1 2 3 4 5 6 7 8 9 10 11 12 L18 BEA...

Page 65: ...1 DBE4 DBE2 DBE5 DBE6 DBE7 DBE0 DBE7 DBE3 DBE4 DBE2 DBE1 DBE3 DBE0 DGO1 DGO2 DGO3 DGO0 DGO6 DGO7 DGO4 DGO5 DBO7 DBO4 DBO6 DBO5 DBO2 DBO1 DBO3 DBO0 DRO 0 7 6 DGO 0 7 6 DBO 0 7 6 DRE 0 7 6 DGE 0 7 6 DBE...

Page 66: ...16 18 19 20 22 23 24 25 27 28 30 26 51 52 54 55 56 53 29 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 VCC TxIN5 TxIN6 TxIN7 TxIN8 GND GND GND TxIN9 TxIN10 VCC VCC TxIN11 TxIN12 TxIN13 T...

Page 67: ...11 PCB Layout Diagrams 64 ViewSonic Corporation Confidential Do Not Copy VG710b s 1 CAM350 V 5 0 Thu Jul 10 11 34 40 2003 Untitled Main Board...

Page 68: ...CAM350 V 5 0 Thu Jul 10 11 35 47 2003 Untitled 65 ViewSonic Corporation Confidential Do Not Copy VG710b s 1 Main Board Control Board...

Page 69: ...VG710b s 1 Service Manual m e t I t n e l l e c x E d o o G r i a F d a B 1 2 3 t i n U r i a F d a B in the USA at facsimile 1 909 839 7943 You may also e mail any suggestions to the Director Quality...

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