ViewSonic VA1916w-4 Manuel de service

ViewSonic VA1916w Model No. VS11755 19” Color TFT LCD Display (Manufacture date: Dec. 2008) Service Manual

9 Main Menu Controls Adjust the menu items shown below by using the up and down buttons. Control Explanation Auto Image Adjust automatically

10 Control Explanation Information displays the timing mode (video signal input) coming from the graphics card in the computer, the LCD model numb

11 Control Explanation Setup Menu displays the menu shown below: Language Select allows the user to choose the language used in the me

14 4. Circuit Description

15 5. Adjustment Procedure 1. All Modes Reset You should do “All Model Reset” (Refer to Chap 3. Hot Keys for Function Controls) first. This action w

16 7. 25 Gray Test Signal: 1280*1024@60Hz Test Pattern: Full Screen 25% White (Gray) Inspection Item: Particle, Line Defect & Mura 8. 50 Gra

17 12. Green Test Signal: 1280*1024@60Hz Test Pattern: Full Screen Green Inspection Item: Bright Dot, Partial & Line Defect 13. Blue Test S

18 Figure 1 Figure 2 Figure 5 Figure 4 Figure 6 Figure 3 Figure 5

19 Factory Defaults Item Defaults Item Defaults Contrast 70% Input Priority N/A Brightness 100% Resolution Notice On Color Temperature

20 Step 1. Update BIOS Flow： Execute ISP.exe Step2. Click【64K】, Select the first file name xxxxxxxxxx_1.hex a

1 Copyright Copyright © 2008 by ViewSonic Corporation. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed

21 Step 4. Click then appear below condition.

22 6. Troubleshooting Flow Chart Troubleshooting No power Make sure power button (or switch)is ON. Make sure A/C power cord is securely connected

23 7. Block Diagram

25 8. Schematic Diagrams 8.1 main board 8.2 power board

Main board VGA VGA_SDABI+GI+RI+VSINHSINGI+RI+BI+HSINVGA_SCLR40402/2.2K/5%Z5OPEN/UDZSF-5.6B/RoHS1 2D3OPEN/BAV99/RoHS132Z1OPEN/UDZSF-5.6B/RoHS12Z6OPEN/U

MCU AMP_SHDNMUTESOURCE_SELECTR410402/10K/5%R430402/10K/5%PC-99 CircuitYOUTMCU_VDDMCU_VDDGND_POWERMUTER1060402/4.7K/5%Q12N7002/RoHS132R120402/10K/5%MUT

SCALAR TCON5R19 22 ohm 1/16WRI1-RI1RTD_SDIO3BI1-BI1GI1GI1-TCON11GNDGNDRTD_SCLKRTD_SCSBTCON0TCON4TCON1TCON13TCON2TCON7OPTION RemarkPIN5(TMDS TEST):Host

INTERFACE LED_GRNCN701HEADER 1012345678910B12 MCB1608S601EA1 2B10 MCB1608S601EA1 2[INV_GND]GND_POWERGND_POWER+5VLED_OLED_GSOURCE_SELECTLED_GLED_OOSD I

AUDIO delete C55LINRINLIN-RIN-LIN-RINRIN-LINMUTEAMP_SHDNVOL_PWMU7APA2068SE/BTL13ROUT+14VDD15ROUT-16MUTE1/SHDN2RIN-3BYPASS4GND5LIN-6VOL7VOLMAX8LOUT-9VD

L0451RBS2_MB_01_080428 Edward_Huang2008-04-2801AOC 19"LIPSKavin_WengKavin_WengHP-L0451RBS20HIPRO1C10987653214HGFABCDForm 086 Rev. 0EIJHGFABCD

2 TABLE OF CONTENTS 1. Precautions and Safety Notices...3 2.

32 9. PCB Layout Diagrams

CAM350 V 9.0.1 : Sat Sep 27 18:26:29 2008 - (Untitled)

CAM350 V 9.0.1 : Sat Sep 27 18:25:49 2008 - (Untitled)

CAM350 V 9.0.1 : Sat Sep 27 18:25:11 2008 - (Untitled)

39 10. Exploded Diagram and Exploded Parts List

43 T96MRADKIWVSNNN ViewSonic Model Number:VA1926w-9(refresh) Rev: Item ViewSonic P/N Ref. P/N Description Q'ty 1 750GLM90KA212C000

44 11. Recommended Spare Parts List T96MRADDIWVSNND Location Part No. Description Remark 750GLM90KA212C000Q PANELA190A2 90 CMO CONSIGN/SJ0A1

3 1. Precautions and Safety Notices Precautions and safety notices 1.1 safety precautions This monitor is manufactured and tested on a gro

45 EDIDVSC19A011 CHECKSUM 0XCB N52G6032 17001 HB mylar 705GN834407 FJ Bezel Ass'y 40-D019525 N34G0079 ZK 1B

46 N33G0034 ZN 1B KEYPAD 40-D018263 N34G0078 ZNA1B DECORATION 40-D018267 N34G0077 ZK 1B BEZEL 40-D018270 BEZEL CN5 033G

47 R78 061G0402101 RST CHIPR 100 OHM +-5% 1/16W R76 061G0402102 RST CHIPR 1 KOHM +-5% 1/16W R70 061G0402102 RST CHIPR 1 KOHM +-5% 1/16W

48 R4 061G0402222 RST CHIPR 2.2 KOHM +-5% 1/16W R114 061G0402222 RST CHIPR 2.2 KOHM +-5% 1/16W R115 061G0402240 1F RST CHIPR 0402 2.4K

49 C36 065G0402104 17 CAP CHIP 0402 100nF Z 16V Y5V C35 065G0402104 17 CAP CHIP 0402 100nF Z 16V Y5V C32 065G0402104 17 CAP CHIP 0402 1

50 CN1 033G8019 2CMO CONN.25-D000187 SW1 077G 606501 CJ TACT SWITCH SW2 077G 606501 CJ TACT SWITCH SW3 077G 606501 CJ TACT SWITC

51 N40G000196855A CARTON LABEL 089G 728HAA DB D-SUB CABLE N40G000296838A Energy Star Label 750GLM90KA292C000Q PANEL A190A

52 N52G 1211002 HB Conductive Tape 90mm *24mm *0.06mm 080G L19 6HIC POWER BOARD 089G176W 15502 FFC (Keypad) 089G176J

53 R29 061G0402000 RST CHIP MAX 0R05 1/16W R136 061G0402100 0F RST CHIPR 100 OHM +-1% 1/16W R72 061G0402101 RST CHIPR 100 OHM +-5% 1/16W

54 R7 061G0402220 RST CHIPR 22 OHM +-5% 1/16W R8 061G0402220 RST CHIPR 22 OHM +-5% 1/16W R9 061G0402220 RST CHIPR 22 OHM +-5% 1/16W R9

4 Correct Methods Incorrect Methods Only touch the metal-frame of the panel or the front cover of the monitor. Do not touch the surface of the pol

55 D23 061G1206000 RST CHIP MAX 0R05 1/4W C70 065G0402104 12 CAP CHIP 0402 0.1UF 16V X7R C47 065G0402104 17 CAP CHIP 0402 100nF Z 16V Y5

56 B4 071G 59U601 TS CHIP BEAD 0603 600ohm+-25% 0.2A B12 071G 59U601 TS CHIP BEAD 0603 600ohm+-25% 0.2A B10 071G 59U601 TS CHIP BEAD 0603

57 N52G 2191 01 TAPE /7345911004 N52G 1VSC002 HY Security Tape- 7345511002 N40G000196868A S/N LABEL N40G0001968 2A

58 N34G0164 NB 1B FJ .TAND_BACK 40-D022641 N34G0165 NB 1B FJ STAND_FRONT 40-D022636 N34G0091 ZK 1B REAR 40-D018254

59 U6 056G 562578CMO IC,Scaler,RTD2554VH-GR,QFP-128 U10 056G 563 52 IC AP1117D33L-13 TO252-3L DIODES U8 056G 563 52 IC AP1117D33L-13 TO

60 R17 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R16 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R15 061G0402103 RST CHIPR 10 KOHM +-5% 1/1

61 R96 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W R75 061G0402472 RST CHIPR 4.7 KOHM +-5% 1/16W R74 061G0402472 RST CHIPR 4.7 KOHM +-5%

62 C19 065G0603330 31 CER1 0603 NP0 50V 33P PM C16 065G0805105 22 CAP CHIP 0805 1uF K 25V X7R C17 065G1206106 17 MLCC 10 UF Z 16V Y5V

63 0Q1G 330 5120 SCREW 42-D003574 0M1G4340 10120 SCREW 42A9940013 P45G 77001 Enlace film N45G 52001 PE SHEET

64 N34G0083 ZK 1B CM STAND_HOLDER 40-D018273 N12G6300003 SX RUBBER_CAP 40-D000227 705GN834417 CM BEZEL ASS'Y 40

5 2. Specification 2.1 Product specifications Product Name VA1916w Oracle P/N VA1916W-10 Model Number VS11755 OSD Languages: 11 English, French,

65 CN701 033G8022 10 H CMO HEADER FEMALE 10P 2.5PITCH CN1 088G 35315F H D-SUB 15PIN C26 067G305V100 3 105℃10UF +-20% 16V C29 06

66 R105 061G0402102 RST CHIPR 1 KOHM +-5% 1/16W R95 061G0402103 RST CHIPR 10 KOHM +-5% 1/16W R89 061G0402103 RST CHIPR 10 KOHM +-5% 1/1

67 R99 061G0402330 RST CHIPR 33 OHM +-5% 1/16W R98 061G0402330 RST CHIPR 33 OHM +-5% 1/16W R97 061G0402330 RST CHIPR 33 OHM +-5% 1/16W

68 C23 065G0402104 17 CAP CHIP 0402 100nF Z 16V Y5V C50 065G0402120 31 CAP CHIP 0402 12P 50V NPO C20 065G0402220 31 CHIP 22PF 50V NPO

69 SW4 077G 606501 CJ TACT SWITCH SW5 077G 606501 CJ TACT SWITCH D1 081G 63O 1 GP LED GPTS0603OC3-PB D2 081G0603 B GP LED GPTS0

70 12. Different parts list Diversity of T96MRYDDIWVWNND compared with T96MRYDBIWVSNNN Location Part No. Description Remark N40G000196868A

71 N40G000296821A ZA Supplier label N40G000296811C ZA Customer label on Carton N41G780P968 1A WARRANTY CARD- 78-D021250

72 * Reader’s Response* Dear Readers: Thank you in advance for your feedback on our Service Manual, which allows continuous improvement of our produ

6 2.2 Interface description 1 561011 15 Video Connector Pin Assignment A -1.15 pin D-sub connector pin assignment Pin Number Pin Function 1 Red vid

7 3. Front Panel Function Control Description Use the buttons on the front control panel to display and adjust the OSD controls which display on the

8 Do the following to adjust the display setting: 1. To display the Main Menu, press button [1]. NOTE: All OSD menus and adjustment sc