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ViewSonic VA721 - 17" LCD Monitor, Service Manual

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ViewSonic VA721 - 17

ViewSonic Model Number: VS10047
Rev: 1b

Item

ViewSonic P/N

Ref. P/N

Description

Location

Universal number#

Q'ty

1

C-FP-0301-0979

2024266901

FRONT BEZEL

VE710 ABS94HB PS7604B

1F01

1

2

#N/A

2053650500

LED INDIC.-FUNC

VE710 PMMA94HB

1F02

1

3

PL-FK-0709-0152

2044266301

FUNCTION KEY

VE710 ABS94HB AL-PLATE

1F03

1

4

M-MS-0808-9214

2051352100

NAME PLATE

VIEWSONIC E015-006 3-BIRD LOGO

1F04

1

5

M-MS-0808-9213

2051352000

NAME PLATE

VIEWSONIC LOGO 3 PIN VA521

1F05

1

6

C-BC-0302-0587

2022262301

CABI BACK

VE710 ABS94HB BLACK 4001

2C01

1

7

M-MS-0808-9215

2051352200

NAME PLATE

VIEWSONIC E015-017

2C02

1

8

M-SCW-0824-0848

2083740082

SCREW,BND T+

M4*8(BND T+)

2C03

1

9

M-BK-0805-0070

2071869400

BRACKET,FIX

METAL PLATE 1.0MM KENSINGTON

2C04

1

10

M-SCW-0824-0812

2084730062

SCREW,BND T+

M3X6(BND T+)

2C05

1

11

PL-PS-0715-0990

2028258201

STAND

VE710 ABS94HB BLACK 4001

5B01

1

12

M-BK-0805-0071

2071970400

METAL FITTG

VE710 STAND SECC T=1.5

5B02

1

13

PL-PD-0714-0113

2039819301

FOOT PAD

RUBBER O20*2TMM SQUARE GRAIN

5B03

1

14

M-SCW-0824-6716

2080002400

SCREW,SPE

VE155/3x8 STAND

5B04

1

15

M-SCW-0824-0849

2080004700

SCREW,SPE

M3*4 SPECIAL THIN HEAD TYPE I

5B05

1

16

PL-00000325

2039802601

FOOT PAD

JC186H

φ

20X1.6mm Rubber blac

5B06

1

17

M-LB-0813-0769

2055613293

LABEL

VIEWSONIC OPEN STAND LABEL-LCD

5B10

1

18

M-BK-0805-0072

2071970200

METAL FITTG

VE710 PANEL SECC 0.8

5F01

1

19

M-MS-0808-9354

2106656500

HINGE

VE710 -5'~ +20'

5F02

RA

1

20

M-MS-0808-9355

2106656501

HINGE

VE710 -5'~+20' FOR TL

5F02

RB

1

21

M-BK-0805-0073

2071970300

METAL FITTG

VE710 COVER SPTE T=0.3

5F03

1

22

M-SCW-0824-6715

2080002200

SCREW,SPE

L355 M3x6 DH NICKEL-PLATED

5F04

1

23

M-SCW-0824-0811

2080003700

SCREW,SPE

1SZZTER001A M3*6L MSWR17/FZMY1

5F05 5F06

2

24

#N/A

2072457800

INSULATOR

VE710 24*31*0.45 T4000

5F07

1

25

#N/A

2072457900

INSULATOR

VE710 12*135*0.45 T4000

5F08

1

26

M-SCW-0824-6717

2081430062

SCREW,(WASH)

M3X6 P=0.5(TOOTH WASHER)

5F09

1

27

M-SCW-0824-6719

2082630062

SCREW

M3X6 P=0.5

5F10

1

28

M-SCW-0824-0851

2082340072

SCREW,CSK+

SCREW CSK+ M4*7

5F11

1

29

M-BK-0805-0074

2071970800

METAL FITTG

VE710 COVER SPTE T=0.3

5F12

1

30

#N/A

2072458300

INSULATOR

12*10*1.1 94V0 ADHESIVE

5F13

1

31

#N/A

2080004800

SCREW,SPE

M3.5*13 PMS/SW YLOK

6B01

1

32

M-CV-0830-0300

2027258601

DUST COVER

VE710 ABS94HB AL-PLATE(R)    R

6B02

1

33

M-MS-0808-9408

2061453400

BUSHING

VE710 PLUG RUBBER

6B03

1

34

#N/A

2027258602

DUST COVER

VE710 ABS94HB AL-PLATE(L)

6B04

1

35

P-BX-0601-0962

2011132007

CARTON BOX

VE710S-2 VS10047 20041014

6P01

1

36

#N/A

2055632072

LABEL

VE710S-2 VS10047(M) CMO

6P02

1

37

M-LB-0813-0855

2055613281

LABEL

VIEWSONIC VA520 NUMBER STICKER

6P03

1

38

M-LB-0813-0972

2055636020

LABEL

VE710S-2 VS10047 SMALL

6P05

1

39

M-LB-0813-0856

2055613379

LABEL

ViewSonic CONTAINER LABEL

6P11

1

40

M-LB-0813-0530

2055617101

LABEL

10*20 HI-POT TESTED 0K

6P13

1

41

M-LB-0813-0959

2055613392

LABEL

VSC HIGH VOLTAGE WARNING LABEL

6P14

1

42

P-FM-0602-0866

2012176400

POLYFOAM

VE710 EPS (L)

6P20

1

43

P-FM-0602-0867

2012176500

POLYFOAM

VE710 EPS (R)

6P21

1

44

#N/A

2055132201

LABEL

VE710S-2 VS10047 CMO 041014

6P50

1

45

M-LB-0813-0002

2056603050

SERIAL LABEL

VIEWSONIC LCD SERIAL LABEL

6P51 6P54 6P55
6P56

4

46

M-LB-0813-0528

2055103400

LABEL

JK0936F WEN

6P52

1

47

M-MS-0808-1317

2013053000

POLYETHY BAG

90CMX75CMX0.02t PE-LD

6P60

1

48

#N/A

2438501165

CD-OWNER GUIDE

VE710S-2 WIZARD VS10047 CMO

6P80

1

49

#N/A

2002310425

GUARANT CARD

VIEWSONIC VE710S-2 QSG 041014

6P84

1

50

M-MS-0808-1316

2013222536

POLYETHY BAG

250mmx350mmxt0.3 ADD>PE-LD<

6P85

1

51

#N/A

2072250103

HEAT SINK

JC186H AL6063S-T5 AUDIO

9H02

1

52

#N/A

2072261200

HEAT SINK

JT178WP69/45W*15L*23H

9H03

1

53

#N/A

2429350300

TUBING,H-SRK

φ

12*20MM FOR ADAPTOR

9R81 9R82 9R83
9R84

4

54

M-SCW-0824-0285

2084730082

SCREW,BND T+

M3X8(BND T+)

9S02 9S03

2

55

#N/A

2346147396

CAP,CHIP 125'C

CS  0603/X7R/50V  0.047u  K  T

C102 C103 C104
C106 C107 C109

RA

6

56

#N/A

2346247396

CAP,CHIP 125'C

CS  0603/X7R/25V  0.047u  K  T

C102 C103 C104
C106 C107 C109

RB

6

57

E-C-0404-4224

2341147096

CAP,CHIP 125'C

CS  0603/COG/50V     47p  J  T

C111 C113 C114
C115

4

58

E-C-0404-3815

2346410496

CAP,CHIP 85'C

CS  0603/Y5V/50V    0.1u  Z  T

C116 C122 C133
C134 C135 C136
C137 C138 C139
C140 C141 C142
C143 C148 C149
C151 C152 C153
C154 C156 C160
C161 C162 C163
C166 C167 C168
C169 C170 C172
C174 C175 C178
C179 C180

35

59

#N/A

2336310613

CAP,MINI ELE 105'C

EC   10u/ 16V   4*7    P=2.5 T

C117

1

60

E-C-0404-4423

2341122096

CAP,CHIP 125'C

CS  0603/COG/50V     22p  J  T

C119 C121 C145
C146

4

61

#N/A

2336322613

CAP,MINI ELE 105'C

EC   22u/ 16V   4*7    P=2.5 T

C132 C144 C147
C159 C171 C181

6

 

BOM LIST (VE710s-2)

 

 

 

41

ViewSonic 

Corporation 

Co

nfidential

 

- 

Do 

Not 

Copy

 

 

 

 

VE710s/b-2

 VA721

Summary of Contents for VA721 - 17" LCD Monitor

Page 1: ...Model No VS10047 17 Color TFT LCD Display Service Manual ViewSonic VE710s b 21 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 VE710s b 2_VA721_SM_770_1c Feb 2005 VA721 ...

Page 2: ...eserves 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 used within this document are the property of their respective owners Optiquest is a registered trademark of ViewSonic C...

Page 3: ...bleshooting 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 Spare Parts List 11 PCB Layout Diagrams 1 3 5 11 17 31 33 49 58 59 65 ii ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 4: ...e 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 wat...

Page 5: ...CD 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 is s...

Page 6: ...ure Operating 0 C 40 C Storage 20 C 60 C Compliance UL CUL TÜV CE FCC VCCI BSMI CCC Energy Star Power Input Voltage 100 240 Vac Consumption 35 Watts Max 2 2 FACTORY SUPPORTING MODES Primary Preset VESA 1280 x 1024 60Hz Look up table timing 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 85Hz 43 27kHz 7 720 x 4...

Page 7: ...TOR 1 R 6 GND 11 NC 2 G 7 GND 12 SDA 3 B 8 GND 13 H SYNC 4 NC 9 5V 14 V SYNC 5 GND 10 GND 15 SCL SIGNAL LEVEL CONNECTOR SIGNAL DESCRIPTION R RED 0 7vp p VIDEO G GREEN 0 7vp p VIDEO B BLUE 0 7vp p VIDEO H H SYNC TTL positive or negative V V SYNC TTL positive or negative SDA DDC1 2B TTL SCL DDC1 2B TTL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 4 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA...

Page 8: ...ntrol screen Power On Off Displays the control screen for the highlighted control Also toggles between two controls on some screens Also a shortcut to Auto Image Adjust Power light Green ON Orange Power Saving Displays the Main Menu or exits the control screen and saves adjustments 3 Front Panel Function Control Description 5 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 9: ...islay Look for instructions on changing the refresh rate in your graphic card s user guide If necessary make small adjustments using H POSITION and V POSITION until the screen image is completely visible NOTE All OnView menus and adjustment screens disappear automatically after about 15 seconds This time period is adjustable through the Setup menu and the OSD timeout control described on page 11 C...

Page 10: ...2 button to execute the Auto Adjust function Color Adjust provides several color options including preset color temperatures and a user mode which allows the red R green G and blue B levels to be adjusted independently The factory setting for this product is 6500K 6500 Kelvin 9300K Adds blue to the screen image for cooler white used in most office settings with fluorescent lighting 6500K Adds red ...

Page 11: ... dislay H V Position adjusts horizontal and vertical position of the screen image You can toggle between Horizontal and Vertical by pressing button 2 Horizontal moves the screen image to the left or to the right Vertical moves the screen image up and down Image Adjust The Image Adjust controls are explained below Image Adjust 1 EXIT 2 SELECT H V Position H Size Fine Tune Sharpness 1 To select colo...

Page 12: ...e Setup Menu controls are explained below OSD Position allows you to move the on screen display menus and control screens OSD Timeout sets the length of time an on screen display screen is displayed For example with a 15 second setting if a control is not pushed within 15 seconds the display screen disappears Resolution Notice advises the optimal resolution to use Language Select allows you to cho...

Page 13: ...e Windows desktop OSD Short Cut Keys 10 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 The five function keys are 1 Main Menu 2 Auto Image Adjust or Directly access the Contrast menu Switch to the Brightness menu by pushing button 2 Reset the Contrast or Brightness value while in the Contrast or Brightness adjustment menu or reset both Contrast and Brightness when the OSD is not o...

Page 14: ...DD AP 41 Analog power 3 3V AHS AI 42 Analog HS input 10 4 5 AVS AI 43 Analog VS input 2 4 5 PLL 8 pins Name I O Pin No Description Note XO AI 1 Reference clock output XI AO 2 Reference clock input DPLL GND AG 3 Ground for digital PLL DPLL VDD AP 4 Power for digital PLL 3 3V APLL VDD AP 5 Power for multi phase PLL 3 3V PLL TEST1 AIO 6 Test Pin 1 IRQ 3 3V tolerance PLL TEST2 AIO 7 Test Pin 2 Power o...

Page 15: ...N 3 S 2 TCON 3 S 2 BBLU 1 TCON 3 S 2 TCON 3 S 2 TCON 3 1 2 3 2mA 53 S 1 TCON 4 S 1 TCON 4 S 1 TCON 4 S 1 BBLU 0 TCON 4 S 1 TCON 4 S 1 TCON 4 1 2 3 2mA 55 PWM2 COUT TCON 13 PWM2 COUT TCON 13 PWM2 COUT TCON 13 PWM2 COUT TCON 13 PWM2 COUT TCON 13 PWM2 COUT TCON 13 1 2 3 2mA 59 BB3P BB3P NC BBLU 7 BBLU 7 BBLU 7 60 BB3N BB3N NC BBLU 6 BBLU 6 BBLU 6 61 BB2P BB2P NC BBLU 5 BBLU 5 BBLU 5 62 BB2N BB2N NC B...

Page 16: ...GRN 5 AGRN 5 100 AG2N TCON 10 NC AGRN 4 T25 AGRN 4 AGRN 4 101 AG1P TCON 9 NC AGRN 3 T26 AGRN 3 AGRN 3 102 AG1N TCON 8 NC AGRN 2 T27 AGRN 2 AGRN 2 103 AR3P TCON 7 NC ARED 7 T28 ARED 7 ARED 7 104 AR3N TCON 6 NC ARED 6 T29 ARED 6 ARED 6 105 AR2P TCON 5 NC ARED 5 TH ARED 5 ARED 5 106 AR2N TCON 1 NC ARED 4 TV ARED 4 ARED 4 107 AR1P TCON 0 NC ARED 3 TE ARED 3 ARED 3 108 AR1N NC NC ARED 2 TK ARED 2 ARED ...

Page 17: ...l Data Input NC I 18 Differential Data Input TMDS_VDD P 19 3 3V NC I 20 Differential Data Input NC I 21 Differential Data Input TMDS_GND G 22 NC I 23 Differential Data Input NC I 24 Differential Data Input TMDS_GND G 25 TMDS_VDD P 26 3 3V PWM Interface PWM1 PWM2 can be selected from 1 of 3 possible pins Name I O Pin No Description Note PWM2 TCON 2 S 3 O 51 PWM2 TCON 2 SDIO 3 1 2 3 5 8 PWM2 TCON 13...

Page 18: ...4 byte SRAM 14 built in PWM DACs VESA DDC interface 4 channel A D converter and a 64K byte internal program Flash ROM Pins specified as CMOS output pin can sink and drive at least 4mA current It is not recommended to use such pins as input pins Pins specified as open drain pin can sink at least 4mA current but only drive 10 20uA to VDD They can be used as input or output pins and require an extern...

Page 19: ...witching 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 signals to control the inverter which come from system Logic high level which send to I901 is turn on the inverter BRI signal ...

Page 20: ...nals reference the front detail specifications and timing table Video reference the front detail specifications 1 Adjustment of White Balance A TIMING 1280x1024 64KHz 60Hz B PATTERN 5 Blocks C LCD MONITOR set to 1280x1024 80K 75Hz BURN IN and warm up over 30 minutes D CA110 color analizer at the center of screen and along a perpendicular to the screen at 20cm from the display E Power turn off Pres...

Page 21: ...turn to Fig 1 Power key OFF ON quit factory mode 1 1 G Color Temperature Luminance Verify BRIGHTNESS MAX CONTRAST MAX 9300K x 0 283 0 02 y 0 298 0 02 6500K x 0 313 0 02 y 0 329 0 02 Y 240 cd 5400K x 0 332 0 02 y 0 348 0 02 2 Geometry a Set cross hatch pattern and preset timing as timing table listed b Change to each mode in turn and wait for the monitor finish auto alignment and save process befor...

Page 22: ...al computer LPT cable Fixture LM5ISP Firmware upgrade program 19 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 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 ...

Page 23: ... to install the software for ISP 1 To set up ISP environment Hardware PC or notebook parallel printer cable ISP tooling 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 ...

Page 24: ...onic Corporation Confidential Do Not Copy VE710s b 2 VA721 2 Double click the PORT95NT exe icon in Windows and install the program see Fig 0 1 3 Continue through the installation process by pressing Next four times see Fig 0 2 ...

Page 25: ... 3 Fig 0 4 22 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 4 Choose Typical then press Next see Fig 0 3 5 Continue through the installation process by pressing Next four times see Fig 0 4 ...

Page 26: ...he installation is complete restart the PC or notebook see Fig 0 5 Install ISP 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 ...

Page 27: ... continue see Fig 1 1 Fig 1 1 Fig 1 2 24 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 4 Press the Change button to change the install path if desired and then press the Next button to continue see Fig 1 2 ...

Page 28: ...Fig 1 3 Fig 1 4 25 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 5 Press the Install button to continue see Fig 1 3 6 When installation has finished press the Finish button see Fig 1 4 ...

Page 29: ...r installation shortcuts may be found in the settings path or the program menu default setting see Fig 2 1 2 The security file is a key to use ISP functions press the OK button See Fig 2 2 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 ...

Page 30: ... Confidential Do Not Copy VE710s b 2 VA721 Fig 2 4 Speed of IIC bus Security code 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 ...

Page 31: ...ig 2 5 shows the settings for the ISP software s security code It requires two command numbers and the commands must be keyed in sequentially 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 ...

Page 32: ...ot Copy VE710s b 2 VA721 Fig 3 1 Step 2 Step 1 Step 4 Step 3 Appendix C Using ISP to program MCU 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 ...

Page 33: ...e MTV type the file must be loaded again as the previously loaded file will be cleared 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 ...

Page 34: ...03 Check I901 L901 L903 T901 T902 Q904 Q905 Check I901 MAIN PCB 12V 3 3V 12V CHECK POWER PCB OK STAR CHECK MAIN PCB 3 3V OK 2 5V OK CHECK I107 SUROUND CAP BEAD OK CHECK I106 SUROUND CAP BEAD OK CHECK I101 I104 SUROUND CAP OK CHECK I101 SUROUND CAP BEAD OK N N Y Y 6 Trouble Shooting Flow Chart 31 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 35: ...Reset is Ok No Change I106 Yes Check Reset circuit C117 Q101 No Yes Press 1 key if OSD menu is on display Yes Check Keypad pcb is OK No Check if Inverter is Ok Yes Check Inverter Circuit No Yes Check X102 Crystal 14 318MHz CPT Panel is working Change X102 No Check I101 Pin 73 74 data bus have signal Change I101 LCD controller IC No Yes Check panel Powers VLCD_3V3 CPT Panel VLCD_5V CMO Panel correc...

Page 36: ...0 1 18 Serial Label ViewSonic LCD Serial Label M LB 0813 0002 2056603050 6P51 6P54 6P55 1 19 Label JK0936F WEN M LB 0813 0528 2055103400 6P52 1 20 Guarant Card ViewSonic VE710B 2 QSG M MS 0808 9356 2002310375 6P84 1 21 Lcd Panel CLAA170EA03QV CPT M LCD 0826 0219 2212005200 V901 1 22 Fuse FUSE 2 5A 250V 21502 5 LITTEL E FS 0410 0009 2213125207 F801 1 23 Screw Bnd T M3X6 BND T M SCW 0824 0812 208473...

Page 37: ...10047 CPT 040728 M LB 0830 0717 2055132179 6P50 1 19 Serial Label ViewSonic LCD Serial Label M LB 0813 0002 2056603050 6P51 6P54 6P55 1 20 Label JK0936F WEN M LB 0813 0528 2055103400 6P52 1 21 Guarant Card ViewSonic VE710S 2 QSG M MS 0808 9358 2002310374 6P84 1 22 LCD Panel M LCD 0826 0219 2212005200 V901 1 23 Fuse Fuse 2 5A 250V 21502 5 Littel E FS 0410 0009 2213125207 F801 1 24 Screw Bnd T M3X6 ...

Page 38: ...erial Label M LB 0813 0002 2056603050 6P51 6P54 6P55 1 18 Label JK0936F WEN M LB 0813 0528 2055103400 6P52 1 19 Guarant Card ViewSonic VA721 QSG 20031120 M MS 0808 9353 2002310383 6P84 1 20 LCD Panel 17 Color TFT CMO M170E5 L05 M LCD 0826 0219 2212005200 V901 1 21 Fuse Fuse 2 5A 250V 21502 5 Little E FS 0410 0009 2213125207 F801 1 22 Hinge VE710 5 20 M MS 0808 9354 2106656500 5F02 1 23 Screw Bnd T...

Page 39: ...CREW SPE M3 5 13 PMS SW YLOK 6B01 4 32 M CV 0830 0300 2027258601 DUST COVER VE710 ABS94HB AL PLATE R R 6B02 1 33 M MS 0808 9408 2061453400 BUSHING VE710 PLUG RUBBER 6B03 4 34 N A 2027258602 DUST COVER VE710 ABS94HB AL PLATE L 6B04 1 35 P BX 0601 0961 2011132009 CARTON BOX VE710S 2 VS10047 20041014 6P01 1 36 N A 2055632075 LABEL VE710S 2 VS10047 M CMO 6P02 1 37 M LB 0813 0855 2055613281 LABEL VIEWS...

Page 40: ...403 1892 2364200896 DIODE RECT SMD BAS32L SOD80C PHILIPS D101 D103 D104 D106 D107 D108 D113 D115 D116 D117 RC 10 87 E D 0403 1667 2364600196 DIODE SWITCH SMD LL4148 3 5X1 5φ TEMIC GS08 D101 D103 D104 D106 D107 D108 D113 D115 D116 D117 D905 D906 D907 D908 D910 D911 D914 D915 RA 18 88 E D 0403 2808 2364505616 DIODE ZENER SMD TZMC5V6 SOD 80 5 2V 6V VISHAY D105 D111 D112 RB 3 89 E D 0403 1779 23645039...

Page 41: ...820196 BEAD HI IMPEDANCE Z 200ohm 100MHZ 0805 200mA L106 L107 L108 L109 L110 L111 L112 L113 8 142 E L 0407 0041 2379101595 FERRITE CORE 3 5X4 5X0 8 L801 1 143 E L 0407 1606 2379103500 FERRITE CORE 0 5φ3T 680 OHM MINAT 100MHZ L802 L808 2 144 E L 0407 1533 2371154600 COIL CHOKE JD176 5 2UH 15 5T REF L803 1 145 N A 2371121301 COIL CHOKE ET 20 0 32mm 35Ts 21mH L805 1 146 N A 2404301112 CONNECTOR JST P...

Page 42: ... 1 4 RC 1206 1 4 W 13 7Kohm F T R825 1 199 N A 2253456296 RES CHIP 1 4 RC 1206 1 4 W 5 6Kohm J T R826 1 200 N A 2235647013 RES MTL 3 RS 3WS 47ohm J P 20 0 R827 1 201 E R 0405 2983 2251382526 RES CHIP 1 8 RC 0805 1 8W 82 5Kohm F T R828 R926 2 202 E 00001010 2253410196 RES CHIP 1 4 RC 1206 1 4 W 100ohm J T R829 1 203 N A 2251320026 RES CHIP 1 8 RC 0805 1 8 W 20Kohm F T R830 1 204 N A 2251411036 RES ...

Page 43: ... 234 E 00000800 2212004602 LCD PANEL M170E5 L05 V2 0 CMO V901 1 235 E X 0415 0119 2369103601 XTAL OSC 12 000MHZ 49US 30pF 1mW X101 1 236 E X 0415 0112 2369103901 XTAL OSC 24 576MHZ 49US X102 1 237 M MS 0808 9214 2051352100 NAME PLATE VIEWSONIC E015 006 3 BIRD LOGO 1F04 1 238 PL FK 0709 0152 2044266301 FUNCTION KEY VE710 ABS94HB AL PLATE 1F03 1 239 N A 2053650500 LED INDIC FUNC VE710 PMMA94HB 1F02 ...

Page 44: ...1 1 32 M CV 0830 0300 2027258601 DUST COVER VE710 ABS94HB AL PLATE R R 6B02 1 33 M MS 0808 9408 2061453400 BUSHING VE710 PLUG RUBBER 6B03 1 34 N A 2027258602 DUST COVER VE710 ABS94HB AL PLATE L 6B04 1 35 P BX 0601 0962 2011132007 CARTON BOX VE710S 2 VS10047 20041014 6P01 1 36 N A 2055632072 LABEL VE710S 2 VS10047 M CMO 6P02 1 37 M LB 0813 0855 2055613281 LABEL VIEWSONIC VA520 NUMBER STICKER 6P03 1...

Page 45: ...6 SOD 80 5 2V 6V VISHAY D105 D111 D112 RB 3 90 N A 2364503696 DIODE ZENER SMD BZV55 C3V6 PHILIPS D121 D122 2 91 N A 2363703891 LED LED 3φ GRN YEL D701 1 92 E D 0403 1531 2363221195 DIODE RECT PG208 PEC D801 D802 D803 D804 RA 4 93 E D 0403 1671 2363224295 DIODE RECT 20KDA60 INTER D801 D802 D803 D804 RC 4 94 E D 0403 2009 2363227295 DIODE RECT 2A07 DO 15 1000V 2A TSC D801 D802 D803 D804 RB 4 95 N A ...

Page 46: ...407630430 SOCKET SMD 30P 1 0mm P106 RA 1 150 N A 2407630530 SOCKET SMD 30P 1 0mm LEOCO P106 RB 1 151 M MS 0808 9359 2427408252 WIRE HARNESS 8P H B 1061 26 L 250mm P 2 0 P701 1 152 M MS 0808 9360 2427409121 WIRE HARNESS 9P H B 1061 24 L 120mm P 2 0 P802 1 153 N A 2404380302 CONNECTOR 87210 0236 P 3 5mm ACE P901 P902 P903 P904 RA 4 154 N A 2404380502 CONNECTOR CP0502P1HT1 CAILUX P901 P902 P903 P904 ...

Page 47: ...T R902 1 208 N A 2251322016 RES CHIP 1 8 RC 0805 1 8 W 2 2Kohm F T R903 R909 R927 3 209 E R 0405 5989 2253310096 RES CHIP 1 8 RC 0805 1 8 W 10ohm J T R904 1 210 N A 2242315595 HIGH VOLTAGE RESISTOR RD 1 2W 1 50M J R905 R925 2 211 E R 0405 3443 2233447995 RES CBN 1 4 S RD 1 4WS 4 70 J T52 MINI R906 R907 R911 R912 4 212 E R 0405 5992 2253310196 RES CHIP 1 8 RC 0805 1 8 W 100ohm J T R908 1 213 N A 22...

Page 48: ...M3 5 13 PMS SW YLOK 6B01 4 32 M CV 0830 0300 2027258601 DUST COVER VE710 ABS94HB AL PLATE R R 6B02 1 33 M MS 0808 9408 2061453400 BUSHING VE710 PLUG RUBBER 6B03 4 34 N A 2027258602 DUST COVER VE710 ABS94HB AL PLATE L 6B04 1 35 P BX 0601 0960 2011132008 CARTON BOX VE710S 2 VS10047 20041014 6P01 1 36 N A 2055632074 LABEL VE710S 2 VS10047 M CMO 6P02 1 37 M LB 0813 0961 2055636022 LABEL VE710S 2 VS100...

Page 49: ... D105 D111 D112 RA 3 88 E D 0403 2808 2364505616 DIODE ZENER SMD TZMC5V6 SOD 80 5 2V 6V VISHAY D105 D111 D112 RB 3 89 N A 2364503696 DIODE ZENER SMD BZV55 C3V6 PHILIPS D121 D122 2 90 N A 2363703891 LED LED 3φ GRN YEL D701 1 91 E D 0403 1531 2363221195 DIODE RECT PG208 PEC D801 D802 D803 D804 RA 4 92 E D 0403 2009 2363227295 DIODE RECT 2A07 DO 15 1000V 2A TSC D801 D802 D803 D804 RB 4 93 E D 0403 16...

Page 50: ...146 M MS 0808 6355 2404301107 CONNECTOR JST PH 8P SIDE P 2 0 OR EQUAL P104 1 147 N A 2404371008 CONNECTOR JST PH 9P TOP P 2 0 OR EQUAL P105 1 148 N A 2407630430 SOCKET SMD 30P 1 0mm P106 RA 1 149 N A 2407630530 SOCKET SMD 30P 1 0mm LEOCO P106 RB 1 150 M MS 0808 9359 2427408252 WIRE HARNESS 8P H B 1061 26 L 250mm P 2 0 P701 1 151 M MS 0808 9360 2427409121 WIRE HARNESS 9P H B 1061 24 L 120mm P 2 0 P...

Page 51: ...RES CBN 1 4 S RD 1 4WS 10Kohm J T52 R901 1 206 N A 2253320396 RES CHIP 1 8 RC 0805 1 8 W 20Kohm J T R902 1 207 N A 2251322016 RES CHIP 1 8 RC 0805 1 8 W 2 2Kohm F T R903 R909 R927 3 208 E R 0405 5989 2253310096 RES CHIP 1 8 RC 0805 1 8 W 10ohm J T R904 1 209 N A 2242315595 HIGH VOLTAGE RESISTOR RD 1 2W 1 50M J R905 R925 2 210 E R 0405 3443 2233447995 RES CBN 1 4 S RD 1 4WS 4 70 J T52 MINI R906 R90...

Page 52: ...12 13 1 14 15 X2 X2 15 16 X4 19 19 19 2 1 4 X2 X2 6 7 2 8 9 X5 11 X3 X2 10 20 X4 22 X2 X2 22 FIG 1 NOTE 1 14 23 23 21 3 1 5 18 7 3 7 1 2 2 2 3 3 2 3 3 1 2 1 3 29 13 2 8 Exploded Diagram And Spare Parts List 49 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 53: ...wSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 P701 KEYPAD PCB I O CABLE P802 24 25 26 27 P105 P104 P101 P106 MAIN PCB Realtek scaler LCD PANEL CMO RED BLU P904 P903 P901 P902 BLU RED POWER PCB ...

Page 54: ...PE I 5B05 3 12 M BK 0805 0072 2071970200 METAL FITTG VE710 PANEL SECC 0 8 5F01 1 13 1 M MS 0808 9354 2106656500 HINGE VE710 5 20 5F02 1 13 2 M MS 0808 9355 2106656501 HINGE VE710 5 20 FOR TL 5F02 1 14 M BK 0805 0073 2071970300 METAL FITTG VE710 COVER SPTE T 0 3 5F03 2 15 M SCW 0824 6715 2080002200 SCREW SPE L355 M3x6 DH NICKEL PLATED 5F04 4 16 M SCW 0824 6717 2081430062 SCREW WASH M3X6 P 0 5 TOOTH...

Page 55: ... 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 A Disassembly of Stand unit from Monitor 1 Remove two Hinge Cover 2 Unscrew four screws that secure Stand unit 2080004800 X4 Hinge Cover Hinge Cover 52 ViewSonic Corporation Confidential Do...

Page 56: ...3 Detach Stand unit from the monitor Stand unit 53 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 57: ...he monitor 2 Unscrew two screws that secure Hinge Metal Fitting 3 Unscrew two screws that secure Keypad Board 4 Detach Rear Cover from the LCD Panel module Front Cover Rear Cover 2083740082 X2 X2 2084730062 54 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 58: ...op Shielding Plate and detach Inverter top Shielding Plate 3 Unscrew one screw that secure Inverter down Shielding Plate and detach Inverter down Shielding Plate 4 Disconnect three connectors to remove Inverter connector and LCD Panel FFC cable 2082630062 X1 2082630062 X1 2082630062 X1 55 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 59: ...5 Unscrew four screws that secure Metal Fitting and remove LCD Panel from Metal Fitting X4 2080002200 LCD Panel 56 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 60: ...screws that secure Main Board and disconnect the wires which are connected to Main Board and remove Main Board 2 Unscrew four screws that secure Power Board to remove Power Board X4 2082730058 X4 2081430062 57 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 61: ...01 RTD2023 SXGA LVDS SCALAR I104 MTV312M64 KEY PAD LED I105 24LC16 EEPROM SWITCHING POWER SUPPLY LCD PANEL CMO V Sync 3V3 5V 3V3 2V5 DDC SDA SDA SCL SDA HW RESET I901 OZ9RR INVERTER AC 110 220V INPUT 12V ONBACKLITE RXE 0 9 RXO 0 9 3V3 5V 3V3 5V 12V ONBACKLITE PANEL POWER 9 Block Diagram VE710s 2 VE710b 2 VA721 Realtek Scaler CMO Panel ...

Page 62: ...75 100nF C178 100nF C165 47uF 16V C176 47uF 16V C177 47uF 16V R188 1K R189 NC 0R 0805 C166 100nF C179 100nF R190 NC 10K Q107 MMBT3906 1 2 3 Q108 MMBT3906 1 2 3 C180 100nF Q106 MMBT3904 1 2 3 C181 22uF 16V R192 1K R191 2K7 C172 100nF R186 100 C167 100nF C164 47uF 16V R180 10K C185 NC 22uF 16V C170 100nF L112 200R 2A L113 200R 2A C169 100nF D116 D117 L111 200R 2A C171 22uF 16V R115 NC Q104 AP2305 1 ...

Page 63: ...R101 NC R105 0 D121 3V6 R116 100 D101 1N4148 D103 1N4148 D108 1N4148 R197 0 D104 1N4148 D106 1N4148 D107 1N4148 D122 3V6 C113 47PF C0603 D105 5V6 C111 47PF C0603 R110 100 R102 0 R113 75 R114 100 R106 100 R107 0 C102 47nF C105 NC R112 100 R108 100 C108 NC C103 47nF C101 NC C109 47nF L103 0_0603 L102 0_0603 R111 0 L101 0_0603 R103 100 R109 75 R104 75 C104 47nF C107 47nF C106 47nF P101 CON13 1 2 3 4 ...

Page 64: ...DC_GND ADC_VDD B B SOG ADC_TEST G R ADC_GND R ADC_VDD ADC_GND ADC_REFIO ADC_GND PLL_TEST1 PLL_TEST2 XO XI DPLL_VDD DPLL_GND APLL_VDD APLL_GND TCON 11 V 0 TCON 10 V 1 TCON 9 V 2 TCON 8 V 3 TCON 6 V 5 TCON 5 V 6 DDCSDA DDCSCL2 DDCSDA2 3 3V Ground 3 3V Ground 2 5V Power 3 3V Power 3 3V Power 3 3V Power 3 3V Ground 3 3V Ground 3 3V Power TMDS_VDD 2 5V Ground 3 3V Power 3 3V Power 3 3V Ground 3 3V Grou...

Page 65: ...0 C130 NC C116 100nF R123 1K R149 4K7 X101 12MHz C119 22pF R128 4K7 R147 3 32K R135 100 R133 1K C126 NC D115 1N4148 R134 100 R153 100 RN2 10K X4 1 8 2 7 3 6 4 5 P104 CON8 1 2 3 4 5 6 7 8 RN4 10K X4 1 8 2 7 3 6 4 5 RN1 10K X4 1 8 2 7 3 6 4 5 R127 1M R137 NC R145 100 I104 MTV312M64 12 11 7 19 17 18 20 21 22 23 24 25 3 2 1 42 41 40 33 32 31 30 9 26 27 28 29 8 10 14 13 4 38 39 5 6 16 15 34 35 36 37 43...

Page 66: ...7 0 1uF R926 82 5K R921 5 1K D901 5 6V R917 10 R913 NC C907 NC C901 0 047uF R922 5 1M R919 825 R920 825 D905 1N4148 D907 1N4148 Q912 AP9960J Q911 AP9960J Q905 AP9960J D911 1N4148 D913 1N4148 Q906 AP9960J R903 2 2K C915 47uF 50V D903 P6KE30A R904 10 Q902 2SC945P D904 P6KE30A C925 0 1uF R901 10K 1 4W C927 3300P C926 3300P R908 100 Q908 2N7002 D902 BAV99 P904 1 2 C919 5 6nF C918 5P 3KV Q910 2N7002 D9...

Page 67: ... 16V R818 NC R819 NC R807 10 R826 5 6K R824 24 3K 1 C823 470uF 25V C826 0 1uF R823 1K C805 100uF 400V C802 4700pF R814 NC R825 13 7K 1 L805 ET 20 D810 NC D811 NC AP431A I803 T801 ER28 3 5 4 1 7 8 9 11 12 10 D806 UF4007 R803 470K R801 S14K320 C806 0 01uF 250V R811 0 51 2W C824 1000uF 10V R816 470 C820 1000pF 1KV R820 22 1 2W C831 4700PF R829 100 C810 47uF 50V R804 510K C832 1000p Q802 2SA1020Y C807...

Page 68: ...11 1 MAIN PCB TOP VIEW Realtek Scaler CMO Panel 65 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 11 PCB Layout Diagrams ...

Page 69: ...11 2 MAIN PCB BOTTOM VIEW Realtek Scaler CMO Panel 66 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 70: ...11 3 CON PCB TOP VIEW 11 4 CON PCB BOTTOM VIEW 67 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 ...

Page 71: ...11 5 POWER PCB TOP VIEW CMO Panel 68 ViewSonic Corporation Confidential Do Not Copy VE710s b 2 VA721 11 6 POWER PCB BOTTOM VIEW CMO Panel ...

Page 72: ...cesses 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 Spare 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 Service Manual Content Service Manual Layou...

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