ViewSonic VP2330WB - 23" LCD Monitor Service Manual Download Page 64

Page: 64 / 71

DVI

CONNECT

Swap Pin 2 & Pin12

RED

DVISCL

RX0+

RX1+

RXC+

RX0-

RX2+

RX1-

RX2-

RXC-

DVISDA

DVI_HS

RX1-

RX2+

RX2-

RXC-

RX1+

RXC+

RX0-

RX0+

DVI_SCL

DVISCL

DVI_HS

DVI_VS

BLUE

GREEN

VGASCL

DSCL

ASCL

DSDA

ASDA

VGA_SCL

VGA_HS

VGASCL

VGASDA

VGA_VS

VGA_SDA

VGA_SCL

VGA_SDA

TXD

RXD

DDC_SDA

DDC_SCL

VGA_SDA

DDC_SCL

VGA_HS

VGA_SCL

DVI_HS

DDC_SDA

VGA_VS

DVI_VS

DSDA

DDCD_5V

DSCL

DSDA

DSCL

DVISDA

A/D_SEL

ASCL

ASDA

VGA_HS

VGA_VS

A/D_SEL

VGASDA

DVI_SDA

DVI_SCL

DVI_VS

DVI_SDA

DDCD_5V

DVI_VS

VGA_VS

DVI_HS

VGA_HS

DVI_VS_C

VGA_VS_C

DVI_HS_C

VGA_HS_C

RXC- 5

DVI_CAB 5

RX1- 5

RX2+ 5

RX0+ 5

RXC+ 5

RX0- 5

RX1+ 5

RX2- 5

DEBUG 5

DDC_SDA 5

DDC_SCL 5

AHS 5

AVS 5

DSDA_1 5

DSCL_1 5

RED 5

BLUE 5

GREEN 5

SOG 5

A/D_SEL 5

VGA_CAB 5

EDID_SEL 5

RXD 5

TXD 5

DVI_5V

+5V

DVI_5V

VGA_5V

+5V

+3.3V

+5V

R28

3.3K

D17

DAN217K/NC

0.1u

L19

BK2125HS102/8

C213

33P

C212

33P

0R(NC)

C18

0.1u

R29

3.3K

R43

R211

R212

R213

R214

C22

0.1u

DAN217K/NC

U7D

74LCX14MX/NC

C23

0.1u

R52

22R

DAN217K/NC

R49

10K

R63

75R

R22

3.3K

R10

0R(NC)

R46

0R(NC)

C27

0.1u

R11

0R(NC)

R15

10K

D18

DAN217K/NC

C13

0.1u

R58

20R

R13

0R(NC)

R14

R16

10K

C26

0.1u

DAN217K/NC

R21

3.3K

R53

22R

L22

BK2125HS102/8

R187

100K

D10

DAN217K/NC

R48

0R(NC)

D12

DAN217K/NC

AD8186

IN1A

IN0A

IN2B

VREF

VEE

IN2A

VCC

DGND

VEE

IN1B

VEE

IN0B

SEL A/B

VCC

OUT 0

VCC

DVCC

VEE

OUT 2

VCC

OUT 1

VEE

R26

75R

R31

75R

R32

75R

R61

20R

R42

0R(NC)

D23

DAN217K/NC

D24

DAN217K/NC

C17

0.1u

U7B

74LCX14MX/NC

D19

DAN217K/NC

R208

10K

R209

10K

24AA02

GND

VCC

SCL

SDA

U7C

74LCX14MX/NC

C195

22p/NC

C196

22p/NC

C197

22p/NC

C198

22p/NC

DAN217K/NC

R24

R35

22R

3.3K

R57

100K

D13

DAN217K/NC

U22

74HCT4053

INH

VCC

GND

VEE

CN1

DB15 HD

R185

0R(NC)

R184

0R(NC)

C25

0.1u

R34

10K

R20

3.3K

D21

DAN217K/NC

L27

BK2125HS102/8

47uF/6.3V

R25

100K(NC)

R33

10K

C190 22u

C192 22u

L21

BK2125HS102/8

L24

BK2125HS102/8

CN2

DVI-I

RX2-

RX2+

GND

RX4-

RX4+

SCL

SDA

RX1-

RX1+

GND

RX3-

RX3+

GND

RX0-

RX0+

GND

RX5-

RX5+

GND

RXC+

RXC-

RED

GRN

BLU

GND

D14

DAN217K/NC

R60

510R

C191 22u

L31

BK2125HS102/8/NC

0.1u

3.3K

R62

75R

C193 22u

C194 22u

24AA02

GND

VCC

SCL

SDA

R65

510R

D20

DAN217K/NC

74HCT4053

INH

VCC

GND

VEE

R37

0R(NC)

R54

10K

R55

0.1u

R47

100K

D15

DAN217K/NC

U7A

74LCX14MX/NC

R186

10K(NC)

R45

100R

C24

0.1u

R56

100K

D22

DAN217K/NC

0.1u

D11

DAN217K/NC

R215

10K

R59

R210

10K

R12

10K

R51

10K

R23

100R

0.1u

R40

10K

R39

10K

R17

75R/NC

R30

100R

3.3K

R182

C11

0.1u

R64

75R

0.01u

0R(NC)

R36

22R

D16

DAN217K/NC

R38

0R(NC)

R18

75R/NC

24AA02

GND

VCC

SCL

SDA

R183

3.3K

C189 22u

R41

0R(NC)

3.3K

R19

75R/NC

DAN217K/NC

C5 47uF/6.3V

C14

0.1u

3.3K

74HCT4053

INH

VCC

GND

VEE

R44

100R

R27

3.3K

C20

0.1u

R50

10K

L33

BK2125HS102/8/NC

L34

BK2125HS102/8/NC

0.1u

Model

Title

Date

Rev:

ViewSonic Corporation

INPUT

ViewSonic Corporation

Confidential - Do Not Copy

VP2330wb

10. Schematic Diagrams

Summary of Contents for VP2330WB - 23" LCD Monitor

Page 1: ...ViewSonic VP2330wb 1 Model No VS10813 1W 23 Color TFT LCD Display VP2330wb_SM Rev 1a Feb 2006 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 Service Manual ...

Page 2: ...xpressed 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 registered trad...

Page 3: ...otices 1 2 Specification 4 3 Front Panel Function Control Description 9 4 Circuit Description 12 5 Adjustment Procedure 28 6 Troubleshooting Flow Chart 46 7 Recommended Spare Parts List 53 8 Exploded Diagram and Exploded Parts List 56 9 Block Diagram 60 10 Schematic Diagrams 61 11 PCB Layout Diagrams 65 ...

Page 4: ...HECK 4 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer during this check 4 2 Connect a 1500 ohm 10 watt resistor paralleled by a 0 15uF capacitor between each metallic part and a good earth ground 4 3 Use an AC voltmeter with 1000 ohm volt or more sensitivity and measure the AC voltage across the combination 1500 ohm resistor and 0 15uF capacitor 4 4 Move the res...

Page 5: ...VP20 21 23 W series handling Notice Correct Method Incorrect method Correct Method Incorrect method Correct Method Incorrect method ViewSonic Corporation Confidential Do Not Copy VP2330wb 2 ...

Page 6: ...Correct Method Incorrect method Correct Method Incorrect method ViewSonic Corporation Confidential Do Not Copy VP2330wb 3 ...

Page 7: ... Separate Sync Composite Sync SOG Video Signals TMDS Digital Video Impedance 75 Ohms Analog 100 Ohms Digital Maximum PC Video Signal 950 mV with no damage to monitor Maximum Mac Video Signal 1250 mV with no damage to monitor Sync Signals TTL DDC CI Compliant with Revision 1 0 Sync Compatibility Separate Sync Composite Sync SOG Video Compatibility Shall be compatible with all PC type computers Maci...

Page 8: ... and function properly when under full load with all combinations of input voltage input frequency and operating temperature Power Supply Transient Immunity Shall be able to withstand an ANSI IEEE C62 41 1980 6000V 200 ampere ring wave transient test with no damage Power Supply Line Surge Immunity Shall be able to withstand 1 5 times nominal line voltage for one cycle with no damage Power Supply M...

Page 9: ...d 720x400 85Hz by 1 2 short cut key primary 640x400 85Hz 6 640 x 480 50 Hz 24 7 KHz 7 640 x 480 60 Hz 31 5 KHz For SOG sync switch 640x400 60Hz and 640x480 60Hz by 1 2 short cut key primary 640x480 60Hz 8 640 x 480 67 Hz 35 KHz 9 640 x 480 72 Hz 37 9 KHz 10 640 x 480 75 Hz 37 5 KHz 11 640 x 480 85 Hz 43 3 KHz 12 720 x 400 70 Hz 31 5 KHz 13 720 x 400 85 Hz 37 9 KHz For Separated Sync Switch 640x400...

Page 10: ...imary 1280x768 60Hz 48 1400 x 1050 50 Hz 54 1 KHz 49 1400 x 1050 60 Hz 64 7 KHz For analog sync Switch 1400x1050 60Hz and 1680x1050 60Hz by 1 2 short cut key primary 1400x1050 60Hz 50 1400 x 1050 60 Hz 65 3 KHz For Separated and Composite sync Switch 1400x1050 60Hz and 1680x1050 60Hz by 1 2 short cut key primary 1400x1050 60Hz 51 1400 x 1050 75 Hz 82 3 KHz 52 1440 x 900 60 Hz 55 5 KHz 53 1440 x 90...

Page 11: ...50 720 x 400 640 x 400 it should recall factory setting when execute Auto Adjust The monitor needs to do Auto Adjust the first time a new mode is detected see section 0 Touch Function Actions While running Change Mode Auto Adjust or Memory Recall the image shall blank TFT LCD PANEL Panel Source Identify The panel code A for AUO panel should be shown on following position 1 The lower right side of ...

Page 12: ... Not Copy VP2330wb 9 3 Front Panel Function Control Description Change the input source select the highlighted item display the highlighted item or toggle in different items Main Menu with on view Front Control Panel shown below in detail ...

Page 13: ...button 2 2 To adjust selected color press or 3 When you are finished making all color adjustments press button 1 twice E Information displays the timing mode video signal input coming from the graphics card in your computer See your graphic card s user guide for instructions on changing the resolution and refresh rate vertical frequency VESA 1280 x 1024 60 Hz recommended means that the resolution ...

Page 14: ...etup Menu controls are explained below Language allows you to choose the language used in the menus and control screens Resolution Notice displays the recommended resolution for this LCD display Enable allows the Resolution Notice to appear on screen Disable will not allow the Resolution Notice to appear on screen OSD Timeout sets the length of time an on screen display screen is displayed For exa...

Page 15: ... l Contrast Brightness l Input Select l Color Adjust l Information l Manual Image Adjust l Setup Menu l Memory Recall 1 4 Contrast and Brightness can be directly controlled with UP DOWN buttons 2 Connectors 2 1 AC inlet CEE22 typed connector 2 2 Video signal connector for analog input 15P Mini D Sub PIN MNEMONIC SIGNAL 1 RV Red Video 2 GV Green Video 3 BV Blue Video 4 NC None 5 GND Ground DDC retu...

Page 16: ...nection 13 RX3 Reserved No connection 14 5V Power 15 GND Logic Ground 16 HP SENSE Pin Pull High 17 RX0 TMDS negative differential input channel 0 18 RX0 TMDS positive differential input channel 0 19 GND Logic Ground 20 RX5 Reserved No connection 21 RX5 Reserved No connection 22 GND Logic Ground 23 RXC TMDS positive differential input reference clock 24 RXC TMDS negative differential input referenc...

Page 17: ... typical 56W Max 3 2 2 Power Management State Power Indicator On 56Watts Green Standby 3Watts Amber Off 3Watts Off 3 3 Acceptable timing If the timing is within following specification this LCD display can automatically function with a certain position Horizontal Sync frequency 24 92 kHz Vertical Sync frequency 50 85Hz 3 4 Signal level and input impedance 3 4 1 Video Signal level 0 7Vp p Video sig...

Page 18: ... 00 0A 20 20 20 20 20 20 00 00 110 00 FC 00 56 50 32 33 33 30 77 120 62 0A 20 20 20 20 00 BA ______________________________________________________________________ 08 09 ID Manufacturer Name ________________ VSC 11 10 Product ID Code _____________________ 3C1C 12 15 Last 5 Digits of Serial Number ______ Not Used 16 Week of Manufacture _________________ 01 17 Year of Manufacture _________________ 2...

Page 19: ...A 832 X 624 75Hz Apple Mac II 1024 X 768 60Hz VESA 1024 X 768 70Hz VESA 1024 X 768 75Hz VESA 1280 X 1024 75Hz VESA 37 Manufacturer s Reserved Timing 1152 X 870 75Hz Apple Mac II 38 53 Standard Timing Identification 1920 X 1200 60Hz 1680 X 1050 60Hz 1600 X 1200 60Hz 1400 X 1050 60Hz 1280 X 1024 60Hz 1280 X 960 60Hz 1152 X 864 75Hz Not Used ___________________________________________________________...

Page 20: ...____________________________________ 72 89 Detailed Timing Descriptor Block 2 Monitor Serial Number PU5050100001 ______________________________________________________________________ 90 107 Detailed Timing Descriptor Block 3 Monitor Range Limits Min Vertical Freq 50 Hz Max Vertical Freq 75 Hz Min Horiz Freq 30 KHz Max Horiz Freq 82 KHz Pixel Clock 170 MHz Secondary GTF Not Supported _____________...

Page 21: ... 00 110 00 FC 00 56 50 32 33 33 30 77 120 62 0A 20 20 20 20 01 7A ______________________________________________________________________ 08 09 ID Manufacturer Name ________________ VSC 11 10 Product ID Code _____________________ 3C1C 12 15 Last 5 Digits of Serial Number ______ Not Used 16 Week of Manufacture _________________ 01 17 Year of Manufacture _________________ 2005 10 17 Complete Serial N...

Page 22: ...5Hz VESA 1280 X 1024 75Hz VESA 37 Manufacturer s Reserved Timing 1152 X 870 75Hz Apple Mac II 38 53 Standard Timing Identification 1920 X 1200 60Hz 1680 X 1050 60Hz 1600 X 1200 60Hz 1400 X 1050 60Hz 1280 X 1024 60Hz 1280 X 960 60Hz 1152 X 864 75Hz 640 X 400 70Hz ______________________________________________________________________ 54 71 Detailed Timing Descriptor Block 1 1920x1200 Pixel Clock 154...

Page 23: ... Detailed Timing Descriptor Block 2 Monitor Serial Number PU5050100001 ______________________________________________________________________ 90 107 Detailed Timing Descriptor Block 3 Monitor Range Limits Min Vertical Freq 50 Hz Max Vertical Freq 75 Hz Min Horiz Freq 30 KHz Max Horiz Freq 82 KHz Pixel Clock 170 MHz Secondary GTF Not Supported _______________________________________________________...

Page 24: ...00 00 00 00 00 87 ______________________________________________________________________ 2 Detailed Timing Start at 13 3 DTV Does Not Support Underscan DTV Does Not Support Basic Audio DTV Does Not Support YCbCr 4 4 4 DTV Does Not Support YCbCr 4 2 2 Native Format 1 4 Video Data Block Short Video Descriptors Number of Data Byte to Follow 8 5 1920x1080p 59 94 60Hz 16 9 New Native 6 1920x1080i 59 94...

Page 25: ...efreshed Mode Non Interlaced Normal Display No Stereo Horizontal Active Time 1280 pixels Blanking Time 370 pixels Sync Offset 110 pixels Sync Pulse Width 40 pixels Border 0 pixels Frequency 45 00 KHz Vertical Active Time 720 lines Blanking Time 30 lines Sync Offset 5 lines Sync Pulse Width 5 lines Border 0 lines Frequency 60 00 Hz Digital Separate Horizontal Polarity Vertical Polarity ____________...

Page 26: ...ffset 88 pixels Sync Pulse Width 44 pixels Border 0 pixels Frequency 33 75 KHz Vertical Active Time 540 lines Blanking Time 22 lines Sync Offset 2 lines Sync Pulse Width 5 lines Border 0 lines Frequency 60 05 Hz Digital Separate Horizontal Polarity Vertical Polarity ______________________________________________________________________ 85 102 Detailed Timing Descriptor Block 5 1280x720p Pixel Cloc...

Page 27: ..._____________________________________________ Horizontal Image Size 495 mm Vertical Image Size 310 mm Refreshed Mode Non Interlaced Normal Display No Stereo Horizontal Active Time 720 pixels Blanking Time 144 pixels Sync Offset 12 pixels Sync Pulse Width 64 pixels Border 0 pixels Frequency 31 25 KHz Vertical Active Time 576 lines Blanking Time 49 lines Sync Offset 5 lines Sync Pulse Width 5 lines ...

Page 28: ...LCD monitors It provides all key IC functions required for LCD displays On chip functions include a high speed triple ADC PLL high scaling engine and OSD controller a Clock Generation Crystal Input Clock TCLK and XTAL This is the input pair to an internal crystal oscillator and corresponding logic A 14 318 MHz crystal is recommended b Analog to Digital Converter The Gm1601H chip has three ADC s an...

Page 29: ...y AP1084 is guaranteed to have lower than 1 4V dropout at full load current provide well regulated output of 1 25 to 3 3 with 4 7 to 12V input supply 6 1 4 Power Regulator LT1117 U18 The LT1117 is a low drop voltage regulator provide up to 800 mA of output current Concerning fixed version are offered the output voltage 1 2V 1 8V 2 5V 2 85V 3 0V 3 3V the regulator to reach a very tight output volta...

Page 30: ...7 63Hz Input Current 2 4A Inrush Current 80A 230Vac Standby Input Voltage 12Vdc Output Voltage Regulation 5 Output Ripple Noise 300mVp p Rate Output Current 2 4A 6 4 USB Board Include one Up Stream port and four Down Stream ports each one port cann t exceed 1A 6 5 DDC CI VP2030B monitor can use Perfect Suit offer DDC CI function make use of Perfect Suit sofeware to substitute OSD function even mor...

Page 31: ...0x480 60Hz by 1 2 short cut key primery 640x480 60Hz 4 640 x 400 70 Hz 31 5 KHz For Separated Sync Switch 640x400 70Hz and 720x400 70Hz by 1 2 short cut key primery 640x400 70Hz 5 640 x 400 85 Hz 37 9 KHz For Separated Sync Switch 640x400 85Hz and 720x400 85Hz by 1 2 short cut key primery 640x400 85Hz 6 640 x 480 50 Hz 24 7 KHz 7 640 x 480 60 Hz 31 5 KHz For SOG sync switch 640x400 60Hz and 640x48...

Page 32: ...3 KHz 38 1280 x 768 85 Hz 68 6 KHz 39 1280 x 960 50 Hz 49 4 KHz 40 1280 x 960 60 Hz 59 7 KHz 41 1280 x 960 75 Hz 75 2 KHz 42 1280 x 960 85 Hz 85 9 KHz 43 1280 x 1024 50 Hz 52 7 KHz 44 1280 x 1024 60 Hz 64 KHz 45 1280 x 1024 75 Hz 80 KHz 46 1280 x 1024 85 Hz 91 1 KHz 47 1360 x 768 60 Hz 47 7 KHz For analog sync Switch 1280x768 60Hz and 1360x768 60Hz by 1 2 short cut key primery 1280x768 60Hz 48 140...

Page 33: ...lanking 3 The image quality of 85Hz mode might be worse than 75Hz Primary Presets 1600x1200 60Hz User Presets Number of User Presets recognized timings Available 10 presets total in FIFO configuration Changing Modes Maximum Mode Change Blank Time for image stability 3 seconds Max excluding Auto Adjust time Under DOS mode 640 x 350 720 x 400 640 x 400 it should recall factory setting when execute A...

Page 34: ...ghtness and contrast are set to 100 Pattern 2 3 RGB color performance RGB color Check the color temperature of RGB signal color Pattern 3 4 5 4 Sub pixel defect RGB color Check the sub pixel defect Pattern 3 4 5 5 Full white Full white Check the brightness and contrast ratio and check for bright pixel defects Pattern 6 6 Full black Full black Pattern 7 7 5 cycle pattern 5 cycle pattern Check the B...

Page 35: ...ViewSonic Corporation Confidential Do Not Copy VP2330wb 32 Pattern 5 Pattern6 Pattern 7 Pattern 8 Pattern 9 ...

Page 36: ...firmware version If not please following procedure to upgrade to the latest version 1 Equipment needed VP2330wb PC Personal computer USB A Male to B Male cable Genesis firmware update board 9 Male to 9 Female serial cable VGA cable ViewSonic Corporation Confidential Do Not Copy VP2330wb 33 ...

Page 37: ...stall the software for ISP 0 To setup ISP environment Hardware PC or notebook 9 pin serial cable VGA cable and USB cable Male A to Male B If your PC does not have serial port please get a USB to RS232 cable Software If the OS is Win2000 or WinXP please install GProbe In order to ensure can execute ISP program please connect the USB to RS232 cable and set it as COM 1 in control panel if your PC doe...

Page 38: ...the GProbe5 0 exe in Windows install the program see Fig 0 1 Fig 0 1 0 2 Keep on press Next 4 times to go through the installation processes see Fig 0 2 Fig 0 2 ViewSonic Corporation Confidential Do Not Copy VP2330wb 35 ...

Page 39: ...0 3 Check the I accept the agreement then press Next see Fig 0 3 Fig 0 3 0 4 Keep on press Next see Fig 0 4 Fig 0 4 ViewSonic Corporation Confidential Do Not Copy VP2330wb 36 ...

Page 40: ...0 5 Keep on press Next see Fig 0 5 Fig 0 5 0 6 Click Next to start the installation See Fig 0 6 Fig 0 6 ViewSonic Corporation Confidential Do Not Copy VP2330wb 37 ...

Page 41: ...see this message click Yes See Fig 0 7 Fig 0 7 0 8 If you see the Fig 0 8 click Finich button to restart the system Fig 0 8 0 9 Installation is completed ViewSonic Corporation Confidential Do Not Copy VP2330wb 38 ...

Page 42: ...r installation we could find the shortcut in the setting path or the program bar default setting see Fig 1 1 Fig 1 1 1 2 Move your mouse cursor to GProbe 5 and click it You will see the Fig 1 2 Fig 1 2 ViewSonic Corporation Confidential Do Not Copy VP2330wb 39 ...

Page 43: ...SSISP loader hex Run 0x500 RAMWrite d GNSSISP isp8 hex Run 0x580 FlashErase FastFlashWrite d GNSSISP rd_monitor hex 1 5 Set the monitor to Factory Mode by pressing 2 and Power at the same time 1 6 Click the right lower terminal window and type batch d or other drive letter ISP isp txt in the upper blank area then click Execute button See the Fig 1 3 Fig 1 3 ViewSonic Corporation Confidential Do No...

Page 44: ...the Execute button you will see the terminal information in Fig 1 4 When the message Batch command successful is shown the flash progress is completed Fig 1 4 ViewSonic Corporation Confidential Do Not Copy VP2330wb 41 ...

Page 45: ... from carton 2 Put the monitor on desk face down 3 Remove the I O cover 4 Loose the screws remove the stand 5 Separate the hook by tool coin or screw driver 6 Remove the Back cover Loose the I O nut screw ViewSonic Corporation Confidential Do Not Copy VP2330wb 42 ...

Page 46: ...the shielding screw Tear off the yellow tape 9 Pull out the CCFL cables LVDS BUTTON B CABLE 10 Loose the shield 11 Loose the POWER B M B USB B screw 12 Move the POWER B M B USB B ViewSonic Corporation Confidential Do Not Copy VP2330wb 43 ...

Page 47: ...13 Loose the bezel 14 Move the BUTTON B 15 Loose the BKT screw T B 16 Remove the MYLAR ViewSonic Corporation Confidential Do Not Copy VP2330wb 44 ...

Page 48: ...ilm 2 Put the monitor into the PE or EPE bags 3 Put on the end cap left right 4 Put the monitor into carton 5 Put all accessories into carton 6 Seal the monitor Face up Power USB cable VGA DVI cable Users manual ViewSonic Corporation Confidential Do Not Copy VP2330wb 45 ...

Page 49: ...opy VP2330wb 46 6 Troubleshooting Flow Chart Monitor Cann t Boot Up Check Power Board CN7 PIN 1 2 Change Power Board Check Key Bottom Change Key Button Check Crystal X1 Change Crystal NG NG NG Check M B 5V 3 3V 2 5V 1 8V Change M B NG Change M B ...

Page 50: ...B Panel ON OFF CN7 PIN 8 3 3V Change Power Board Check M B CN7 PIN 7 Brightness MAX 3 3V Change Scalar M B Change Scalar M B NG NG NG Check Panel Vcc 5V Panel Break ViewSonic Corporation Confidential Do Not Copy VP2330wb 47 ...

Page 51: ...nc U22 PIN 14 15 Change VGA Cable Check CN5 Pin Signal Change Scalar M B Change Scalar M B NG NG NG Check VGA CARD Change Scalar M B Check VGA Cable Change VGA Card ViewSonic Corporation Confidential Do Not Copy VP2330wb 48 ...

Page 52: ...V Sync U22 PIN 14 15 Change DVI Cable Check CN5 Pin Signal Change Scalar M B Change Scalar M B NG NG NG Check VGA CARD Change Scalar M B Check DVI D Cable Change VGA Card ViewSonic Corporation Confidential Do Not Copy VP2330wb 49 ...

Page 53: ...ler Change DVI Cable Change Scalar M B NG NG NG Check VGA Card Support DVI A Signal Change Scalar M B Check DVI Cable Check H V Sync U22 PIN 14 15 Check CN5 Signal NG Change Scalar M B ViewSonic Corporation Confidential Do Not Copy VP2330wb 50 ...

Page 54: ... CN6 PIN1 2 Device Problem Check USB M B U3 3 3V Change Scalar M B Change USB M B NG NG NG Change USB M B NG Check USB M B FUSE F1 F4 Short Check USB M B R20 5V Change USB M B ViewSonic Corporation Confidential Do Not Copy VP2330wb 51 ...

Page 55: ...vot doesn t Work When Pivot 0 or 90 Degree Check R178 Voltege Change Scalar M B Change Scalar M B NG NG Check R178 Voltage 3 3V Solder R178 Both Ends ViewSonic Corporation Confidential Do Not Copy VP2330wb 52 ...

Page 56: ...002 Cable MB LCD 1 16 Documentation User manual CD wizard PerfectSuite DC 00005190 HGWCVP01010 User manual 1 17 Electronic Components 23 AUO TFT LCD M230UW01 V 1 8ms E 00005191 AAM230UW014 LCD panel 1 18 Screw HW 00003997 MM30060BBJ6 SCREW M3 0 6 0 B NI 15 19 Screw HW 00005192 MM30080IBJ7 SCREW M3 0 8 0 I NI 6 20 Miscellaneous LCD film M 00005193 JXWCVP01016 LCD FILM 1 21 PE bags P 00005194 HAWCVP...

Page 57: ...FC11FR001 CONN SMD FFC 11P 1R FR P 1 H1 55 GP CN1 1 29 N A BEYG0003ZA5 LED SMD Y G KPB 3025NSGC F01 GP LED1 1 30 N A FCLAVP06012 BUTTON B MYLAR LAVP FCLAVP06 R3A GP 1 31 B 00004351 22L0VPUB005 L0VP USB B ASSY GP 1 32 N A 32L0VPSS007 L0VP USB B S S ASSY GP 1 33 N A CC71004MD09 CAP ELEC DIP 100U 25V 20 105C 6 7 GP C1 C7 C13 C16 C26 C27 6 34 N A DFUB08MR009 CONN DIP USB A T D 8P 2R MR P2 H15 35 GP J1...

Page 58: ...N A AZWCVPBA001 WCVP SW BIOS IMAGE AU GENESIS 1601H N A 1 86 N A 28WCVPPK000 WCVP PACKING ASSY GP 1 87 CB 00004360 DD0M7TPC005 CABLE ASSY M7T MB VGA 15 15P REV1A GP 1 88 CB 00004361 DDWCVPDV019 CABLE DVI I 29 29P 1 8M WCVP GP 1 89 A 00005180 AG240500004 ADP 24V 5A ES 120UB B 90 264V GP 1 90 P 00005194 HAWCVP01014 PE BAG WCVP HAWCVP01 REV3A GP 1 91 P 00005196 HBWCVP01015 END CAP L WCVP HBWCVP01 REV...

Page 59: ...8 Exploded Diagram and Exploded Parts List ViewSonic Corporation Confidential Do Not Copy VP2330wb 56 ...

Page 60: ...awing ViewSonic Corporation Confidential Do Not Copy VP2330wb 57 Main board USB Board Power Board Panel inverter built in CN2 CN3 CN1 CN4 CN5 To Panel LVDS Button board AUO 23 w M230UW01 panel CN1 CN3 CN1 CN6 12 10 17 13 According ...

Page 61: ...7T004014 AL FOIL M7T FCM7T004 REV3A GP 4 20 N A FAWCVP01014 PCB SHIELDING WCVP FAWCVP01 REV3A GP 1 21 N A FCH0E005016 EMI AL FOIL H0E FCH0E005 REV3A GP 1 22 N A MF30080BJ27 SCREW F3 0 8 B BNI GP 4 23 N A EAWCVP02011 LCD COVER WCVP EAWCVP02 REV3A GP 1 24 N A EBWCVP02011 LOCK METAL L70B FBL70008 REV3A GP 1 25 N A FAL9V004017 VSC ELLIP LOGO POLISH EBWCVP02 REV3A GP 1 26 N A HCWCVP01016 ID LABEL WCVP ...

Page 62: ... 00005197 HBWCVP02011 END CAP R WCVP 1 7 M LB 0813 0747 HCL7V004013 CORE LABEL GP 1 8 N A HCWCVP01016 ID LABEL WCVP GP 1 9 M LB 0813 0745 HCL7V002011 SERIAL LEBAL L7V GP 1 10 M LB 0813 1042 HCL7V019011 CARTON LABEL L7VC GP 1 11 P 00005195 HFWCVP01019 CARTON WCVP GP 1 12 DC 00005190 HGWCVP01010 CD QSG WCVP GP 1 13 PL 00005198 JXLM5003011 HANDLE LM5S GP 1 14 M 00005193 JXWCVP01016 LCD FILM WCVP GP 1...

Page 63: ...53 74HCT4053 SCL SDA SCL SDA RX TX DVI Interface RX0 RX2 RX0 RX2 DVI_R DVI_G DVI_B RXC RXC PANEL 20 21 23 LVDS LVDS CLK CLK BACKLIGHT K4D263238G VC33 FSDATA FSADDR RESET SST39VF040 FSCLK FSCLK OCMADDR OCMDATA BACKLIGHT AC IN 110V 264V PANEL ON OFF BRIGHTNESS DC OUT 12V 20V POWER BLOCK 12V 5V AIC1577 ADJ 3 3V 2 5V 1 8V AIC1084 LT1117 AIC1084 5V 5V 5V 5V 5V 5V 3 3V 2 5V 1 8V 3 3V 3 3V 3 3V KEYPAD GM...

Page 64: ...17K NC 1 2 3 D24 DAN217K NC 1 2 3 C17 0 1u U7B 74LCX14MX NC 3 4 14 7 D19 DAN217K NC 1 2 3 R208 10K R209 10K U2 24AA02 4 8 1 2 3 7 6 5 GND VCC A0 A1 A2 WP SCL SDA U7C 74LCX14MX NC 5 6 14 7 C195 22p NC C196 22p NC C197 22p NC C198 22p NC D3 DAN217K NC 1 2 3 R24 0R R35 22R R4 3 3K R57 100K D13 DAN217K NC 1 2 3 U22 74HCT4053 12 13 2 1 5 3 6 11 10 9 14 15 4 16 8 7 X0 X1 Y0 Y1 Z0 Z1 INH A B C X Y Z VCC ...

Page 65: ...2 M11 N2 L2 M2 L3 B3 H12 H3 B12 N5 N6 M6 N7 N8 M9 N9 N10 N11 M8 L6 N4 M5 B2 M12 L13 M3 M10 L9 C3 C5 C7 C8 C10 C12 E3 N13 L4 L7 L8 B7 C6 B6 B5 C2 D3 D2 E2 K13 K12 J13 J12 G13 G12 F13 F12 F3 F2 G3 G2 J3 J2 K2 K3 E13 D13 D12 C13 B10 B9 C9 B8 B11 D4 D6 M13 D9 D10 K8 K9 L5 E12 L11 F11 F4 E9 E6 D11 D5 L10 C4 C11 M4 H4 H11 L12 N3 M7 B4 F5 F10 G5 G10 H5 H10 J5 J10 K5 K10 K7 K6 E10 E8 E7 E5 G4 G11 J4 J11 K...

Page 66: ... J2 K4 AE8 AF8 AC9 AD9 AE9 AF9 AD10 AE10 AF10 AC11 AD11 AE11 AF11 AF12 AE12 AF13 AE13 AF14 AE14 AD14 AF15 AE15 AF16 AE16 B17 B5 D11 D12 A13 B13 D17 D23 B4 VCLK VODD VVS VHS_CSYNC VDV GPIO_14 GPIO_15 OEXTR NO_CONNECT DCLK FSBKSEL1 FSBKSEL0 FSCKE DQS3 DQS1 DQS2 DM0 OCMDATA0 OCMDATA1 OCMDATA2 OCMDATA3 OCMDATA4 OCMDATA5 OCMDATA6 OCMDATA7 OCMDATA8 OCMDATA9 OCMDATA10 OCMDATA11 OCMDATA12 OCMDATA13 OCMDAT...

Page 67: ...C174 330u 16V L18 CX000800000 R167 4 7K NC R176 200 1 CN7 4500 8P R 1 2 3 4 5 6 7 8 R222 47 C181 100u 16V R166 200 1 L29 CX000800000 1 2 R168 0R L30 CX000800000 1 2 R221 2 2K R216 0 NC L20 CX000800000 C186 0 1u R173 10K Q8 MMBT3904 2 3 1 R158 4 7K U18 LT1117 TO223 2 3 1 4 VOUT VIN ADJ GND 4 U16 AIC1084 TO252 1 2 3 ADJ GND VOUT VIN C208 0 1u R161 0R NC L23 CX000800000 R174 200 1 C185 100u 16V L28 1...

Page 68: ...11 1 BOTTOM ViewSonic Corporation Confidential Do Not Copy VP2330wb 65 11 PCB Layout Diagrams ...

Page 69: ...11 2 BK TOP ViewSonic Corporation Confidential Do Not Copy VP2330wb 66 ...

Page 70: ...11 3 TOP ViewSonic Corporation Confidential Do Not Copy VP2330wb 67 ...

Page 71: ...rcuit 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 suggestions ...

Search results

Summary of Contents for VP2330WB - 23" LCD Monitor

Reviews:

Related manuals for VP2330WB - 23" LCD Monitor

Brands by name

Popular brands

ViewSonic VP2330WB - 23" LCD Monitor, Service Manual

Search results

Summary of Contents for VP2330WB - 23" LCD Monitor

Reviews:

Related manuals for VP2330WB - 23" LCD Monitor

Brands by name

Popular brands