background image

Model No.

 V

S10162

1

9

” 

Color 

TFT LCD Display

Service Manual

ViewSonic 

VX910

-1

ViewSonic

“

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

(

V

X910

_

SM_

834

 Rev. 1

a

 

June

 

200

4

)

Summary of Contents for VX910 - 19" LCD Monitor

Page 1: ...Model No VS10162 19 Color TFT LCD Display Service Manual ViewSonic VX910 1 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 VX910_SM_834 Rev 1a June 2004 ...

Page 2: ...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 ViewSonic is a registered trademark of ViewSonic Corporation All other trademar...

Page 3: ... Trouble 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 Layout Diagrams 1 2 3 10 22 30 36 40 42 44 50 ii ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 4: ...r 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 resistor connection to each exposed metallic part and measure the voltage 4 5 Reverse the p...

Page 5: ...ay colors 16 2 M 6 bit dithering Dot pitch 0 264 mm Response time 4 12 16ms Tr Tf typical Brightness 100 white Typical 250 cd m Min 200cd m Contrast Typical 500 1 Min 300 1 Viewing angle 70 70 70 70 L R T B CR 10 Synchronization Fh 31 82 KHz Fv 50 75Hz Presets 26 timing modes OSD Languag 8 kinds languages Color Temperature sRGB 6500 K default 9300 K 5400 K User R G B Plug Play DDC1 2B interface Sc...

Page 6: ...ns and adjusts the displayed control Also a shortcut to display the Contrast adjustment control screen Power On Off Displays the control screen for the highlighted control Also toggles between two controls on some screens Also a shortcut to toggle between analog and digital connections Power light Green ON Orange Power Saving Displays the Main Menu or exits the control screen and saves adjustments...

Page 7: ... 1 twice The following tips may help you optimize your display Adjust your computer s graphic card so that it outputs a video signal 1280 x 1024 60 Hz to the LCD display 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 The black border around the edge...

Page 8: ...er the video refresh rate to 60 Hz and set the resolution to its Contrast adjusts the difference between the image background black level and the foreground white level Brightness adjusts background black level of the screen image Input Select allows you to toggle between an analog and a digital signal pre set value functions are not available for DVI input NOTE 1 Auto Image Adjust works with most...

Page 9: ...nd blue B 1 To select color R G or B press button 2 2 To adjust selected color press or Important If you select RECALL from the Main Menu when the product is set to a Preset Timing Mode colors return to the 6500K factory preset Control Explanation SRGB 9300K 6500K 5400K User Color Color Adjust sRGB sRGB is quickly becoming the industry standard for color management with support being included in m...

Page 10: ...ls are explained below Horizontal Size adjusts the width of the screen image Horizontal Position moves the screen image left or right Vertical Position moves the screen image up or down Fine Tune sharpens focus by aligning the illuminated text and or graphic characters Sharpness adjusts the clarity and focus of the screen image Control Explanation H V Position Manual Image Adjust 1 Exit 2 Select H...

Page 11: ...is displayed For example with a 15 second setting if a control is not pushed within 15 seconds the display screen disappears OSD Background allows you to turn the On Screen Display background on or off Control Explanation Memory Recall returns adjustments to the original factory settings if the display is operating in a factory Preset Timing Mode listed in this user guide Exception This control do...

Page 12: ...nge to Brightness OSD by push button 2 recall both of Contrast and Brightness to default 1 2 toggle 720x400 and 640x400 mode when input 720x400 or 640x400 mode 1 White Balance Not shown on user s guide 1 Power Lock 1 OSD Lock 2 Factory Mode Remark All the short cuts function are only available while OSD off 9 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 13: ...ust Setup Menu Memory Recall 1 4 Contrast and Brightness can be directly controlled with UP DOWN key 2 CONNECTORS 2 1 AC inlet CEE22 typed connector 2 2 Video signal connector for analog input 15P Mini D Sub PIN MNEMONI SIGNAL 1 RV Red Video 2 GV Green Video 3 BV Blue Video 4 NC None 5 GND Ground DDC return 6 RG Red GND 7 GG Green GND 8 BG Blue GND 9 5V 5V for DDC 10 SG Sync GND 11 NC None 12 SDA ...

Page 14: ...nel 2 3 GND Logic Ground 4 RX4 Reserved No connection 5 RX4 Reserved No connection 6 SCL DDC2B Clock 7 SDA DDC2B Data 8 VS Reserved No connection 9 RX1 TMDS negative differential input channel 1 10 RX1 TMDS positive differential input channel 1 11 GND Logic Ground 12 RX3 Reserved No connection 13 RX3 Reserved No connection 14 5V Power 15 GND Logic Ground 16 HP SENSE Pin Pull High 17 RX0 TMDS negat...

Page 15: ...n following specification this LCD display can automatically function with a certain position Horizontal Sync frequency 30 82 kHz Vertical Sync frequency 56 75Hz 3 4 Signal level and input impedance 3 4 1 Video Signal level 0 7Vp p Video signal 3 4 2 Sync Signal level H V Separate TTL level 3 4 3 Input impedance Analog video input 75 ohm Digital video input 100 ohm Sync input 1 k ohm Audio input 1...

Page 16: ...54 BF EF 80 81 80 40 71 4F 61 59 45 59 31 59 01 01 50 01 01 01 01 30 2A 00 98 51 00 60 2A 40 30 70 13 00 78 2D 11 00 70 00 1E 00 00 00 FF 00 50 31 54 80 30 33 30 31 30 30 30 30 31 0A 90 00 00 00 FD 00 32 55 1E 52 0E 100 00 0A 20 20 20 20 20 20 00 00 110 00 FC 00 56 58 39 31 30 0A 20 120 20 20 20 20 20 20 00 8A ______________________________________________________________________ 08 09 ID Manufact...

Page 17: ...Hz IBM VGA 640 X 480 67Hz Apple Mac II 640 X 480 72Hz VESA 640 X 480 75Hz VESA 800 X 600 56Hz VESA 800 X 600 60Hz VESA 36 ESTABLISHED TIMING II 800 X 600 72Hz VESA 800 X 600 75Hz VESA 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 128...

Page 18: ...Detailed Timing Descriptor Block 2 Monitor Serial Number P1T030100001 90 107 Detailed Timing Descriptor Block 3 Monitor Range Limits Max Vertical Freq 85 Hz Min Horiz Freq 30 KHz Secondary GTF Not Supported 108 125 Detailed Timing Descriptor Block 4 Monitor Name VX910 126 No Extension EDID Block s ______________________________________________________________________ ______________________________...

Page 19: ...5 A3 57 4C 30 9D 25 11 50 54 BF EF 80 81 80 40 71 4F 61 59 45 59 31 59 31 0A 50 01 01 01 01 30 2A 00 98 51 00 60 2A 40 30 70 13 00 78 2D 11 00 70 00 1E 00 00 00 FF 00 50 31 54 80 30 33 30 31 30 30 30 30 31 0A 90 00 00 00 FD 00 32 55 1E 52 0E 100 00 0A 20 20 20 20 20 20 00 00 110 00 FC 00 56 58 39 31 30 0A 20 120 20 20 20 20 20 20 00 DF 08 09 ID Manufacturer Name VSC 11 10 Product ID Code 3C19 12 1...

Page 20: ...20 X 400 70Hz IBM VGA 640 X 480 60Hz IBM VGA 640 X 480 67Hz Apple Mac II 640 X 480 72Hz VESA 640 X 480 75Hz VESA 800 X 600 56Hz VESA 800 X 600 60Hz VESA 36 ESTABLISHED TIMING II 800 X 600 72Hz VESA 800 X 600 75Hz VESA 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 ...

Page 21: ...se Width 3 lines Border 0 lines Frequency 60 02 Hz Digital Separate Horizontal Polarity Vertical Polarity ___________________________________________________________________ 72 89 Detailed Timing Descriptor Block 2 Monitor Serial Number P1T030100001 ______________________________________________________________________ 90 107 Detailed Timing Descriptor Block 3 Monitor Range Limits Min Vertical Fre...

Page 22: ...rovides all key IC functions required for LCD panel On chip functions include an 8 bit triple ADC PLL DVI receiver high scaling engine OSD controller and dual LVDS transmitter a Clock Generation Crystal Input Clock XIN and XOUT This is the input pair to an internal crystal oscillator and corresponding logic A 14 318 MHz crystal is recommended b Hardware Reset Pin 32 Hardware Reset signal is provid...

Page 23: ...rammable It supports dual bus dual 6 1 2 Power Regulator AIC1563 U21 LT1117 U22 U23 The AIC1563 is a monolithic control IC containing the primary functions required for DC to DC converters The device consists of an internal temperature compensated reference comparator controlled duty cycle Oscillator with an active current sense circuit desired output voltage are determined by the equation Volt 1 ...

Page 24: ...710Vrms at 6mA Rated Output Frequency 40 50KHz OUTPUT Rated Output Current 6 7mA 6 3 Power Board Power Section This is a general purpose AC DC adapter which converter 90 240 Vac to a stabilized DC voltage 12 V with rated output current of 4 16A Electrical specification described as below Rated Input Voltage 90 264Vac 47 63Hz Operation Input Voltage 100 240Vac 50 60Hz Input Current 1 5A Inrush Curr...

Page 25: ...rast low Press 2 Button to enter Brightness Item Press 1 Button to exit the item 2 Brightness Item Press Button to make brightness high Press Button to make brightness low Press 2 Button to enter Contrast Item Press 1 Button to exit the item 3 Input Select Page Press 2 Button to change Digital mode 4 Color Adjust Page Press 2 Button to enter Color Adjust page Press 1 Button to exit the page Press ...

Page 26: ...r H V Position item Press 1 Button to exit H V Position item a Horizontal Position Option Press 2 Button to enter the Vertical Position option Press 1 Button to exit Horizontal Position option Press Button to make current option high Press Button to make current option low b Vertical Position Option Press 2 Button to enter the Horizontal Position option Press 1 Button to exit Vertical Position opt...

Page 27: ...ious option or Botton to the next option English French Option Press 2 Button to select the language Press 1 Button to exit the option 2 Resolution Notice Item Press 2 Button to enter Resolution Notice item Press 1 Button to exit Resolution Notice item Enable Disable Option Press 2 Button to select the option Press 1 Button to exit the option Press Button to the previous option or Botton to the ne...

Page 28: ... to select the option Press 1 Button to exit the option Press Button to the previous option or Botton to the next option 7 Memory Recall Page Press 2 Button to do the memory recall function Press 1 Button to exit the page 2 Other Menu 1 Contrast Dialog Press or Button to enter the Contrast Dialog Press 1 Button to exit the Contrast Dialog Press 2 Button to enter the Brightness Dialog Press Button ...

Page 29: ...Press Button to make contrast low Press 2 Button to enter Brightness Item Press 1 Button to exit the item 2 Brightness Item Press Button to make brightness high Press Button to make brightness low Press 2 Button to enter Contrast Item Press 1 Button to exit the item 2 Input Select Page Press 2 Button to change Analog mode 3 Color Adjust Page Press 2 Button to enter Color Adjust page Press 1 Button...

Page 30: ...ess 2 Button to enter Sharpness item Press 1 Button to exit Sharpness item Press Button to make current item high Press Button to make current item low 6 Setup Menu Page Press 2 Button to enter Setup Menu page Press 1 Button to exit Setup Menu page Press Button to the previous item or Botton to the next item 1 Language Select Item Press 2 Button to enter Language Select item Press 1 Button to exit...

Page 31: ...tion option Press 1 Button to exit Vertical Position option Press Button to make current option high Press Button to make current option low 4 OSD Time Out Item Press 2 Button to enter OSD Time Out item Press 1 Button to exit OSD Time Out item Press Button to make OSD time out long Press Button to make OSD time out short 5 OSD Background Item Press 2 Button to enter OSD Background item Press 1 But...

Page 32: ... Adjust Dialog Press 2 Button to do the auto image adjust function 4 Analog DIGITAL Dialog Press 2 Button to switch Analog mode C Other information When to show No signal or out of Range If It havn t any signal it will show No signal information in center of the Screen If the V Sync more than 85Hz or its solution more than SXGA it will show Out of Range information in Center of the Screen how to e...

Page 33: ...1 Display color abnormal 6 Trouble Shooting Flow Chart 30 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 34: ...2 Monitor can not power on 31 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 35: ...3 Monitor white screen 32 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 36: ...4 Monitor black screen 33 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 37: ...5 Analog input always shows NO SIGNAL 34 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 38: ...6 Digital input always shows NO SIGNAL 35 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 39: ...AND BASE L9V EAL9V004 REV3A The Silver plastic of stand 4 weeks 1 9 M CV 0830 2589 EAL9V005013 STAND BKT COVER L9V EAL9V005 REV3A Diecasting of stand 4 weeks 1 10 BOARDS B MB 0201 2749 29L7VMB0042 Main board main board 4 weeks 1 11 MANUAL A CD VX910 HGL9V001013 Manual CD ROM Manual 4 weeks 1 12 M MS 0808 9681 HAL0T001012 EPE bags EPE bag 4 weeks 1 13 P FM 0602 0896 HBL9V001019 End cap L cushion 4 ...

Page 40: ...1001K991 CAP CHIP 1U 6 3V 10 X5R 0603 C101 1 29 N A CH11206J908 CAPACITOR CHIP 120P 50V 5 NPO 0603 C102 1 30 N A CS03303J909 RES CHIP 33 1 10W 5 0603 R98 1 31 N A CS00004JA07 RESISTOR CHIP 0 1 8W 5 0805 L13 R104 2 32 N A CS00003J900 RESISTOR CHIP 0 1 10W 5 0603 L35 R115 R116 R117 R118 R119 R120 R121 R122 9 33 N A CS13303F909 RESISTOR CHIP 330 1 10W 1 0603 R86 1 34 N A CS13903F901 RESISTOR CHIP 390...

Page 41: ... BK 0805 0111 FBL9V002015 HNGE BKT L9V FBL9V002 REV3A 1 88 M CV 0830 2591 FBL9V003011 HINGE R L9V FBL9V003 REV3A 1 89 M SCW 0824 6895 MF40080IBJ1 SCREW F4 0 8 I NI 8 90 M SCW 0824 6859 MM40060IL69 SCREW M4 6 I BNI NYLOK 6 91 M LCD 0826 0240 AA190E03000 LCD TFT 19 LM190E03 B4 SVGA 1 92 M BK 0805 0079 FAL7V014017 PCB BKT L7VD FAL7V014 REV3A 1 93 M MS 0808 9405 FAL7V015013 PCB SHIELDING L7VD FAL7V015...

Page 42: ... HCL9V001 REV3A 1 130 M LB 0813 0745 HCL7V002011 SERIAL LEBAL HCL7V002 REV3A 1 131 M LB 0813 1042 HCL7V019011 CARTON LABEL L7VC HCL7V019 REV3B 1 132 P BX 0601 0997 HFL9V001012 CARTON L9V HFL9V001 REV3A 1 133 A CD VX910 HGL9V001013 USER MANUAL CD ROM L9V HBL9V001 R3A 1 134 N A JXLM5003011 HANDLE LM5S JXLM5003 REV 3B 1 135 M MS 0808 9682 JXL9V001010 LCD FILM L9V JXL9V001 REV3A 1 136 M LB 0813 1043 H...

Page 43: ...oded Diagram And Spare Parts List Model Title Date Rev ViewSonic Corporation 40 ViewSonic Corporation Confidential Do Not Copy VX910 ViewSonic Corporation Confidential Do Not Copy VX910 Exploded Diagram VX910 ...

Page 44: ...15 REV3A 1 21 M SCW 0824 6802 MM30040IBJ9 SCREW M3 0 4 0 I NI 10 22 M MS 0808 9811 GAL5M002011 RUBBER FOOT L5M GAL5M002 REV3B 4 23 M SCW 0824 0813 MF30060BBJ6 SCREW F3 0 6 B NI 1 24 M CV 0830 2589 EAL9V005013 STAND BKT COVER L9V EAL9V005 REV3A 1 25 M MS 0808 9812 EBL9V001019 STAND COVER F L9V EBL9V001 REV3A 1 26 M BK 0805 0110 FBL9V005014 STAND BKT L9V FBL9V005 REV3A 4 27 C BS 0303 0553 EAL9V00401...

Page 45: ...9 1 Video 9 Block Diagram 42 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 46: ...9 2 Power 43 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 47: ...2 5V AIC1117AIJ 2 5V PANEL 17 19 RSDS OR LVDS 12V 3 3V LCDPWR_ON12V SCALAR MST8131A MST8136A RSDS AND LVDS AC 90 264V INVCTRL 3 3V 3 3V BRIGHTNESS 12V AIC1563 DVI 3 3V AIC1117AIJ DISPLAY BLOCK DIAGRAM 2 8 Thursday February 19 2004 B Title Size Document Number Rev Date Sheet of 10 Schematic Diagrams 44 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 48: ... 1U 6NC D15 Z5 6 NC 2 1 R8 75 6 R10 75 6 R22 100 6 R120 0 6 L2 FCM 1608C 300T06 BULL WILL R26 10K 6NC R116 0 6 C1 0 047u 6 C13 33P 6 D16 Z5 6 NS 2 1 R119 0 6 CN1 VGA 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 16 17 D5 Z5 6 NC 2 1 C5 NC D6 Z5 6 NC 2 1 D19 Z5 6 NC 2 1 D3 DAN217K NC 1 2 3 R14 1K 6 D17 Z5 6 NS 2 1 D7 Z5 6 NC 2 1 R15 2K 6 D8 Z5 6 NC 2 1 D11 BAT54C GS08 D12 Z5 6 NC 2 1 R1 75 6 R2 75 6 F R122 0...

Page 49: ... 107 55 35 45 3 51 11 21 84 94 104 114 126 18 87 97 117 39 56 36 2 54 42 10 20 85 95 115 127 19 86 96 105 116 33 34 108 109 110 111 112 113 98 99 100 101 102 103 88 89 90 91 92 93 16 17 22 23 24 25 6 7 8 9 12 13 14 15 122 123 124 125 128 1 4 5 118 119 120 121 75 76 77 78 83 82 81 80 79 29 28 30 31 53 65 64 48 68 RIN0 GIN0 SOGIN0 BIN0 RIN0M GIN0M BIN0M HSYNC0 VSYNC0 R R G G B B CK CK REXT REFP REFM...

Page 50: ...1 2 R92 2K 6 CN4 4501 10 10P R 1 2 3 4 5 6 7 8 9 10 R46 100 6 R70 1K 6 C54 0 1U 6 NC R106 33K 6 D33 DAN217K NC 1 2 3 R105 33K 6 U4 24LC08B 1 2 3 4 5 6 7 8 A0 A1 A2 VSS SI SCK WP VCC R98 33 6 Q2 MMST3906 R55 10K 6 R47 100 6 D34 DAN217K NC 1 2 3 R41 82K 6 R97 4 7K 6 D35 DAN217K NC 1 2 3 R93 1K 6 D36 DAN217K NC 1 2 3 R113 2K 6 R49 22 6 D37 DAN217K NC 1 2 3 C56 0 1u 6 C50 22P 6 R52 10K 6 R19 100 6 R71...

Page 51: ...K 6 NC C78 0 1U 6 1 2 Q9 DTC144EUA 2 3 1 C80 0 1U 6 NC 1 2 1 H1 MTH276D126 2 3 4 5 6 7 8 9 C81 0 1U 6 NC 1 2 C74 0 1U 6 NC 1 2 L26 0 8 NC C76 2200P 6 1 2 C73 2200P 6 NC 1 2 1 1 C77 2200P 6 1 2 R75 10K 6 Q8 DTC144EUA NC 2 3 1 CN7 AF750B A2G1T NC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 R74 82K 6 C72 ...

Page 52: ...40K 6 1 C102 120p 6 L33 CX000800000 1206 R63 0 1206 U21 AIC1563 1 2 3 4 5 6 7 8 DC DE CF GND FB VCC IS BOOST C61 0 1u 6 C63 0 1u 6 R66 3K 6 1 C67 0 1u 6 R86 330 6 R85 200 6 R16 330K 6 U22 LT1117 TO223 1 2 3 4 ADJ GND VOUT VIN OUT U23 LT1117 TO223 1 2 3 4 ADJ GND VOUT VIN OUT D26 RB081L 20 2 1 C57 1u 8 Q13 NDS9410A SO 2 3 4 5 7 6 8 1 FUSE1 0 1206 1 2 C59 0 1u 6 D1 1SS355 C69 100u 16V D9 1SS355 R78 ...

Page 53: ...50 ViewSonic Corporation Confidential Do Not Copy VX910 11 PCB Layout Diagrams ...

Page 54: ...51 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 55: ...52 ViewSonic Corporation Confidential Do Not Copy VX910 ...

Page 56: ...ng VX910 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 Systems Processes 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 Adjusting Procedure 2 Speci...

Reviews: