ViewSonic VE710S-2 Service Manual
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ViewSonic VE710S-2 Service Manual

ViewSonic VE710S-2 Service Manual

17” color tft lcd display
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Service Manual

ViewSonic VE710s/b-21
VA721
Model No. VS10047
17" Color TFT LCD Display
(VE710s/b-2_VA721_SM_770_1c Feb. 2005)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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Summary of Contents for ViewSonic VE710S-2

  • Page 1: Service Manual

    Service Manual ViewSonic VE710s/b-21 VA721 Model No. VS10047 17” Color TFT LCD Display (VE710s/b-2_VA721_SM_770_1c Feb. 2005) ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583...

  • Page 2: Revision History

    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.

  • Page 3: Table Of Contents

    4. Circuit Description 5. Adjustment Procedure 6. Troubleshooting Flow Chart 7. Recommended Spare Parts List 8. Exploded Diagram and Spare Parts List 9. Block Diagram 10. Schematic Diagrams 11. PCB Layout Diagrams Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 4: Precautions And Safety Notices

    CFL Reflector edge softly. Otherwise the TFT Module may be damaged. (10) At the insertion or removal of the Signal Interface Connector, be sure not to rotate or tilt the Interface Connector of the TFT Module. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 5 (14) The LCD module is designed so that the CCFL in it is supplied by a Limited Current Circuit (IEC60950 or UL1950). Do not connect the CCFL to a Hazardous Voltage Circuit. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 6: Specification

    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 @ 60Hz, 48.4kHz Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 7 8.GND 13.H.SYNC 4.NC 9. +5V 14.V.SYNC 5.GND 10.GND 15.SCL SIGNAL LEVEL CONNECTOR SIGNAL DESCRIPTION 0.7vp-p(VIDEO) GREEN 0.7vp-p(VIDEO) BLUE 0.7vp-p(VIDEO) H/SYNC TTL positive or negative V/SYNC TTL positive or negative DDC1/2B DDC1/2B Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 8: Front Panel Function Control Description

    Green = ON Contrast adjustment control Orange = Power Saving screen. Also a shortcut to Auto Image Adjust. Displays the Main Menu Power or exits the control screen On/Off and saves adjustments. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 9 • If necessary, make small adjustments using H. POSITION and V. POSITION until the screen image is completely visible . (The black border around the edge of the screen should barely touch the illuminated “active area” of the LCD dislay.) Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 10 6500K — Adds red to the screen image for warmer white and richer red. 5400K — Adds green to the screen image for a darker color. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 11 Vertical moves the screen image up and down. (Horizontal Size) adjusts the width of the screen image. H. Size Vertical size is automatic with your LCD dislay. NOTE: Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 12 OSD Timeout screen is displayed. For example, with a “15 second” setting, if a control is not pushed within 15 seconds, the display screen disappears. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 13 [1] + [▼ ▼ ▼ ▼ ] + [▲ ▲ ▲ ▲ ] White Balance. (Push and hold for 5 sec [1] + [▼ ▼ ▼ ▼ ] Power Lock [1] + [▲ ▲ ▲ ▲ ] OSD Lock Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 14: Circuit Description

    APLL VDD Power for multi-phase PLL (3.3V) PLL TEST1 Test Pin 1 / IRQ# 3.3V tolerance PLL TEST2 Test Pin 2/Power-on-latch for crystal out Frequency APLL GND Ground for multi-phase PLL Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 15 BGRN [2] BRED [7] / BR3P BR3P TOCP BRED [7] BRED [7] BRED [6] / BR3N BR3N TOCN BRED [6] BRED [6] BRED [5] / BR2P BR2P TOBP BRED [5] BRED [5] Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 16 TCON [8] / V [3] V [3] AGRN [1] TCON [8] (1), (7), (8) V [3] TCON [7] / V [4] V [4] AGRN [0] TCON [7] (1), (7), (8) V [4] Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 17: Tcon [0]

    PWM1 / TCON [7] PWM1 / TCON [7] (1), (2), (3), (5), (8), PWM0 / REFCLK PWM0 / (In / out) test pin for DCLK / (2), (9) Video8 even-odd signal Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 18: Tcon [1]

    In a 3.3V power system, VDD and VDD3 are connected to the 3.3V source, and all output pins swing from 0~3.3V. HSYNC, VSYNC and open drain pins can accept an input range of 0~5V, but all other pins must be kept below 3.3V. Also, the ADC conversion range is 3.3V. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 19 There are two signals to control the inverter which come from system. Logic “high” level which send to I901 is turn on the inverter. BRI signal control brightness by DC level which was integral from PWM signal. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 20: Adjusting Procedure

    (2) Press “ ▲ ” key move cursor to “White Balance”, Press key do white balance adjustment. (3) Press “ ▼ ” key move cursor to “Color Temerature Adjust”, Press key, Then OSD will display Fig.2 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 21 (b). Change to each mode in turn and wait for the monitor finish auto-alignment and save process before change to next mode. (c). Until all of modes are agjusted, exit OSD menu and press PWR OFF to exit factory mode. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 22 When examining a monitor, please check whether the firmware version is the latest. If not, please follow the procedure below to upgrade to the latest version. 1. Equipment needed : VA721/VE510s-2/VE710b-2 PC ( Personal computer ) LPT cable Fixture (LM5ISP) Firmware upgrade program Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 23 Software: If OS was Win2000 or WinXP , please install “PORT95NT.exe” In order to ensure that the system can execute the ISP program, please adjust the BIOS settings in the PC or notebook as shown in Fig 0.0. Fig 0.0 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 24 2. Double-click the "PORT95NT.exe" icon in Windows and install the program; see Fig 0.1. Fig 0.1 3. Continue through the installation process by pressing "Next" four times; see Fig. 0.2. Fig. 0.2 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 25 4. Choose "Typical" then press "Next;" see Fig. 0.3. Fig. 0.3 5. Continue through the installation process by pressing "Next" four times; see Fig. 0.4. Fig. 0.4 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 26 1. The user may download the ISP driver and PORT95NT installation package from the Myson Century website (www.myson.com.) 2. The files extracted from the ZIP file are listed in Fig 1.0. Double-click setup.exe to install. Fig 1.0 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 27 3. Press “ Next “ button to continue., see Fig 1.1 Fig 1.1 4. Press the "Change" button to change the install path if desired, and then press the "Next" button to continue; see Fig 1.2. Fig 1.2 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 28 5. Press the "Install" button to continue; see Fig 1.3. Fig. 1.3 6. When installation has finished, press the "Finish" button; see Fig 1.4. Fig. 1.4 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 29 3. The warning shown in Fig. 2.3 is used to remind the user that a CPU rate that differs from IIC protocol may cause the ISP functions to fail; press the "OK" button. Fig. 2.3 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 30 4. As shown in Fig. 2.4, press the "Create Security File" button to key in a security code, and use the slider bar to adjust the speed of the IIC bus. Speed of IIC bus Security code Fig. 2.4 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 31 7C, 4C, 77. The command numbers and commands must be set by the user while coding. For more details, please refer to section 6 boot code of ISP. Fig. 2.5 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 32 1. As shown in Fig. 3.1, select the MTV type first, load the binary or intel hex file to be programmed into the MCU, click "OK," then press the "RUN" button. Step 2 Step 1 Step 3 Step 4 Fig. 3.1 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 33 3. CRC (cyclic redundancy check): the host can check the result in the CRC register instead of reading every byte in flash. The Check MCU CRC OK message indicates that the host has verified the program's CRC; see Fig.3.2. Fig. 3.2 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 34: Trouble Shooting Flow Chart

    MAIN PCB CHECK 3.3V OK? POWER PCB CHECK CHECK I107 I101,I104 2.5V OK? SUROUND CAP SUROUND CAP BEAD OK? CHECK CHECK I106 I101 SUROUND CAP SUROUND CAP BEAD OK? BEAD OK? Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 35 24.576MHz(CMO Panel) Change X102 is working ? Check I101 Change I101 LCD Pin#73,74 data bus controller IC have signal Check panel Powers VLCD_3V3 (CPT Panel) VLCD_5V (CMO Panel) correct Change LCD panel Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 36: Recommended Spare Parts List

    Plastics: Function Key VE710 ABS94HB AL-Plate PL-FK-0709-0152 2044266301 1F03 Name Plate ViewSonic E015-006 3-BIRD Logo M-MS-0808-9214 2051352100 1F04 Name Plate ViewSonic Logo 3 PIN VA521 M-MS-0808-9213 2051352000 1F05 Name Plate ViewSonic E015-027 M-MS-0808-9396 2051352202 2C02 Stand VE710B-2 ABS94HB Pantone 432C...

  • Page 37: Viewsonic Corporation

    Function Key VE710 ABS94HB AL-Plate PL-FK-0709-0152 2044266301 1F03 Name Plate ViewSonic E015-006 3-Bird Logo M-MS-0808-9214 2051352100 1F04 Name Plate ViewSonic Logo 3 PIN VA521 M-MS-0808-9213 2051352000 1F05 Name Plate ViewSonic E015-017 M-MS-0808-9215 2051352200 2C02 Foot Pad Rubber O20*2TMM Square Grain...
  • Page 38 Polyethy Bag 90CMX75CMX0.02t PE-LD M-MS-0808-1317 2013053000 6P60 Plastics: Function Key VE710 ABS94HB AL-Plate PL-FK-0709-0152 2044266301 1F03 Name Plate ViewSonic Logo 3 PIN VA521 M-MS-0808-9213 2051352000 1F05 Name Plate ViewSonic E015-006 3-BIRD Logo M-MS-0808-9214 2051352100 1F04 Name Plate ViewSonic E015-017 M-MS-0808-9215...
  • Page 39 FUNCTION KEY VE710 ABS94HB AL-PLATE 1F03 M-MS-0808-9214 2051352100 NAME PLATE VIEWSONIC E015-006 3-BIRD LOGO 1F04 M-MS-0808-9213 2051352000 NAME PLATE VIEWSONIC LOGO 3 PIN VA521 1F05 C-BC-0302-0588 2022262302 CABI BACK VE710 ABS94HB BLACK 4001 2C01 M-MS-0808-9396 2051352202 NAME PLATE VIEWSONIC E015-017...
  • Page 40 Description Item ViewSonic P/N Ref. P/N Location Universal number# Q'ty C132 C144 C147 #N/A 2336322613 CAP,MINI ELE 105'C EC 22u/ 16V 4*7 P=2.5 T C150 C171 C181 C155 C164 C165 E-00000999 2336347613 CAP,MINI ELE 105'C EC 47u/ 16V 5*7 P=2.5 T...
  • Page 41 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty E-D-0403-0531 2363600195 DIODE,SWITCH 1N4148 DO-35 D913 E-FS-0410-0009 2213125207 FUSE FUSE 2.5A/250V 21502.5 LITTEL F801 E-FS-0410-0102 2213125211 FUSE FUSE 2.5A/250V SG501302.5 PICO F801 E-IC-0401-4044 2365930896 IC,DIGITAL SMD RTD2023 PQFP128 Realtek I101...
  • Page 42 Description Item ViewSonic P/N Ref. P/N Location Universal number# Q'ty Q907 Q908 Q909 #N/A 2360608496 FET,N-CH(SMD) 2N7002K SOT-23 VISHAY Q910 R103 R106 R108 R110 R112 R114 R116 R120 R134 R135 R144 R145 E-R-0405-6409 2253210196 RES,CHIP 1/10W RC 0603 1/10W 100 ohm J T...
  • Page 43 V901 E-X-0415-0119 2369103601 XTAL,OSC 12.000MHZ/49US 30pF/1mW X101 E-X-0415-0112 2369103901 XTAL,OSC 24.576MHZ/49US X102 M-MS-0808-9214 2051352100 NAME PLATE VIEWSONIC E015-006 3-BIRD LOGO 1F04 PL-FK-0709-0152 2044266301 FUNCTION KEY VE710 ABS94HB AL-PLATE 1F03 #N/A 2053650500 LED INDIC.-FUNC VE710 PMMA94HB 1F02 C-FP-0301-0977 2024266902 FRONT BEZEL...
  • Page 44 FUNCTION KEY VE710 ABS94HB AL-PLATE 1F03 M-MS-0808-9214 2051352100 NAME PLATE VIEWSONIC E015-006 3-BIRD LOGO 1F04 M-MS-0808-9213 2051352000 NAME PLATE VIEWSONIC LOGO 3 PIN VA521 1F05 C-BC-0302-0587 2022262301 CABI BACK VE710 ABS94HB BLACK 4001 2C01 M-MS-0808-9215 2051352200 NAME PLATE VIEWSONIC E015-017...
  • Page 45 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty C155 C164 C165 E-00000999 2336347613 CAP,MINI ELE 105'C EC 47u/ 16V 5*7 P=2.5 T C176 C177 #N/A 2300933401 CAP MTL MINI X2 0.33u/275V P=15.0 K C C801 C804 C802 C803 C830...
  • Page 46 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty E-IC-0401-2924 2365808196 IC,LINEAR(SMD) AP1117E-3.3V SOT-223 I107 #N/A 2365808396 IC,LINEAR(SMD) AIC1117-33CY AIC SOT-223 I107 #N/A 2365809496 IC,LINEAR(SMD) CM1117SCM-3.3V SOT223 CHAMPION I107 #N/A 2365330300 IC,LINEAR SG6841D DIP-8 I801 E-PC-0411-0082 2362401600 PHOTO COUPLR...
  • Page 47 XTAL,OSC 24.576MHZ/49US X102 C-BC-0302-0587 2022262301 CABI BACK VE710 ABS94HB BLACK 4001 2C01 M-MS-0808-9213 2051352000 NAME PLATE VIEWSONIC LOGO 3 PIN VA521 1F05 M-MS-0808-9214 2051352100 NAME PLATE VIEWSONIC E015-006 3-BIRD LOGO 1F04 PL-FK-0709-0152 2044266301 FUNCTION KEY VE710 ABS94HB AL-PLATE 1F03 #N/A 2053650500 LED INDIC.-FUNC...
  • Page 48 2044266301 FUNCTION KEY VE710 ABS94HB AL-PLATE 1F03 M-MS-0808-9214 2051352100 NAME PLATE VIEWSONIC E015-006 3-BIRD LOGO 1F04 M-MS-0808-9213 2051352000 NAME PLATE VIEWSONIC LOGO 3 PIN VA521 1F05 C-BC-0302-0588 2022262302 CABI BACK VE710 ABS94HB BLACK 4001 2C01 M-MS-0808-9396 2051352202 NAME PLATE VIEWSONIC E015-017...
  • Page 49 Description Item ViewSonic P/N Ref. P/N Location Universal number# Q'ty C155 C164 C165 E-00000999 2336347613 CAP,MINI ELE 105'C EC 47u/ 16V 5*7 P=2.5 T C176 C177 #N/A 2300933401 CAP MTL MINI X2 0.33u/275V P=15.0 K C C801 C804 C802 C803 C830...
  • Page 50 Description Item ViewSonic P/N Ref. P/N Location Universal number# Q'ty #N/A 2365813196 IC,LINEAR(SMD) AME8805DEGT SOT-223 I106 E-IC-0401-2924 2365808196 IC,LINEAR(SMD) AP1117E-3.3V SOT-223 I107 #N/A 2365801496 IC,LINEAR(SMD) RC1117ST-3.3 SOT223 FAIRCHILD I107 #N/A 2365808396 IC,LINEAR(SMD) AIC1117-33CY AIC SOT-223 I107 #N/A 2365809496 IC,LINEAR(SMD) CM1117SCM-3.3V SOT223 CHAMPION...
  • Page 51 Description Item ViewSonic P/N Ref. P/N Location Universal number# Q'ty #N/A 2251275096 RES,CHIP 1/10 RC 0603 1/10W 75 ohm F T R104 R109 R113 R118 R119 R139 E-R-0405-6604 2253222296 RES,CHIP 1/10W RC 0603 1/10W 2.2Kohm J T R140 R121 R122 R171...
  • Page 52 8. Exploded Diagram And Spare Parts List FIG.1 15 X2 20 X4 NOTE.1 13-1 13-2 MAIN PCB ASS'Y 11 X3 POWER PCB ASS'Y 16 X4 NOTE.1 22 X2 FIG.1 KEYPAD PCB ASS'Y Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 53 LCD PANEL (CMO) P902 P901 P106 P802 P105 MAIN PCB (Realtek scaler) POWER PCB P104 P101 P903 P701 P904 KEYPAD PCB I/O CABLE Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 54 EXPLODED PARTS LIST (VA721, VE710b-2 & VE710s-2) ViewSonic Model Number: VS10047 Rev: 1c Item ViewSonic P/N Ref. P/N Description Location Q'ty Remark C-FP-0301-0980 2603307568 FRONT BEZEL VE710 ABS94HB PS7604B 1F01 VE710s-2 C-FP-0301-0978 2603307569 FRONT BEZEL VE710B-2 ABS94HB PANTONE 432C 1F01...
  • Page 55 Procedure of Disassembly (VE710s-2/VE710b-2/VA721) This section provides disassembly procedures for VE710s-2/VE710b-2/VA721 LCD Monitor. Before you begin any of these procedures, be sure to turn off the power, computer system, and other attached devices; then disconnect the power cable from the electronically outlet. Moreover, when you disassemble the monitor, be sure to put the screws in a safe place and separate them according to grouping.
  • Page 56 Stand unit 3. Detach Stand unit from the monitor. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 57 Detach Front Cover from the monitor. Unscrew two screws that secure Hinge Metal Fitting. Unscrew two screws that secure Keypad Board. Rear Cover Detach Rear Cover from the LCD Panel module. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 58 Unscrew one screw that secure Inverter top Shielding Plate and detach Inverter top Shielding Plate. Unscrew one screw that secure Inverter down Shielding Plate and detach Inverter down Shielding Plate. Disconnect three connectors to remove Inverter connector and LCD Panel FFC cable. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 59 LCD Panel 2080002200 Unscrew four screws that secure Metal Fitting and remove LCD Panel from Metal Fitting. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 60 1. Unscrew four screws that secure Main Board and disconnect the wires which are connected to Main Board and remove Main Board. " 2081430062 2. Unscrew four screws that secure Power Board to remove Power Board. Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 61 9. Block Diagram (VE710s-2/VE710b-2/VA721 Realtek Scaler CMO Panel) SWITCHING AC 110~220V POWER SUPPLY INPUT 3V3/5V I901 OZ9RR 3V3/5V I106、I107 INVERTER ONBACKLITE DC / DC PANEL POWER 3V3/5V ADJBACKLITE I101 RXE ﹝0、9﹞ RTD2023 SXGA RXO ﹝0、9﹞ LVDS H-Sync LCD PANEL(CMO) SCALAR...

  • Page 62: Schematic Diagrams

    R189 NC/0R 0805 PC5V IN4148 IN4148 3V3_5V VCC3V3 I107 R115 C176 C178 C177 C179 RC1117 47uF/16V 100nF 47uF/16V 100nF R189 0R0805, I107 NC R189 NC, I107 RC1117 3 (C) 1 (B) 2 (E) Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 63 C106 1N4148 1N4148 1N4148 47nF GREEN- L103 R111 R112 C107 0_0603 47nF D106 D107 D108 RED+ 1N4148 1N4148 1N4148 R113 C108 R114 C109 47nF RED- 3 (C) 1 (B) 2 (E) Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 64 RXE0+ RTD_SCLK RXE0- RXE0+ RTD_SDO_OR_SDI R3DVCC CONN15x2 TO PANEL R173 4.7K P106 NC , P107 CONN15x2 RTD_SCSB R172 RTD_RESET P106 LVDS_CON30 , P107 NC 100R R176 100/NC DDC_DAT R177 100/NC DDC_CLK Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 65 VCC3V3 R154 3 (C) R153 menu Q103 R152 green MMBT3906 R157 R151 orange 1 (B) 2 (E) R150 power LED_G CON8 GREEN C124 C131 C130 C129 C128 C126 C125 C127 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 66 R932 0.1uF R926 R931 82.5K 681 1% C926 C927 3300P C923 R934 3300P 0.1uF R930 D914 5.1K 1N4148 R933 10 Q911 C924 R937 R936 AP9960J 47nF D916 Q912 EP05Q04 AP9960J R935 Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 67 250uH 5.6K 0.1uF I804 AP431A R809 47 C812 I802 Q802 0.01uF TLP621 R825 2SA1020Y R830 F801 13.7K 1% T2.5A/250V 20K 1% I803 AP431A C830 4700PF C831 4700PF S801 AC IN 100~240V Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...

  • Page 68: Pcb Layout Diagrams

    11. PCB Layout Diagrams 11.1. MAIN PCB TOP VIEW (Realtek Scaler CMO Panel) Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 69 11.2. MAIN PCB BOTTOM VIEW (Realtek Scaler CMO Panel) Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 70 11.3. CON PCB TOP VIEW 11.4. CON PCB BOTTOM VIEW Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 71 11.5. POWER PCB TOP VIEW (CMO Panel) 11.6. POWER PCB BOTTOM VIEW (CMO Panel) Confidential - Do Not Copy ViewSonic Corporation VE710s/b-2 VA721...
  • Page 72 Add.: Fax: Tel: E-mail: After completing this form, please return it to ViewSonic Quality Assurance in the USA at facsimile 1-909-839-7943. You may also e-mail any suggestions to the Director, Quality Systems & Processes (marc.maupin@viewsonic.com) Confidential - Do Not Copy...

This manual is also suitable for:

Ve710b-2Va721Vs10047

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