ViewSonic VX1935wm-3 Instrukcja Obsługi

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Strona 1 - Service Manual

ViewSonic VX1935wm-3 Model No. VS11444 19” Color TFT LCD Display (VX1935wm-3_SM Rev. 1a Oct. 2006) ViewSonic 381 B

Strona 2 - Revision History

ViewSonic Corporation Confidential - Do Not Copy 7 5. ELECTRICAL REQUIREMENT Horizontal / Vertical Frequency Horizontal Frequency 30 – 82 kHz Ver

Strona 3 - TABLE OF CONTENTS

ViewSonic Corporation Confidential - Do Not Copy 8 20 1024 x 768 @ 60 Hz, 48.4 KHz     21 1024 x 768 @ 70 Hz, 56.5 KHz    

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ViewSonic Corporation Confidential - Do Not Copy 9 2.6 FRONT PANEL CONTROLS AND INDICATORS Front Panel Hardware Controls Power Switch (Front H

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ViewSonic Corporation Confidential - Do Not Copy 10 "On" when power is restored after a power failure. If the power button is not in th

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ViewSonic Corporation Confidential - Do Not Copy 11 2.7 AUDIO INTERFACE (SPEAKER SPECIFICATION) Line input signal 1 Vrms Line input impedance

Strona 7 - 2. Specification

ViewSonic Corporation Confidential - Do Not Copy 12 3. COMPATIBILITY PC Mac VGA up to 1440 x 900 non-interlaced Power Macintosh up to 1440 x

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ViewSonic Corporation Confidential - Do Not Copy 13 Short Cut Traditional Chinese, Simplified Chinese], Resolution Notice, OSD Position, OSD

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ViewSonic Corporation Confidential - Do Not Copy 14 RELIABILITY MTBF 100,000hrs (demonstrated) excluding Light source Light Source MTBF: 40K h

Strona 10 - 5. ELECTRICAL REQUIREMENT

ViewSonic Corporation Confidential - Do Not Copy 15 3. Front Panel Function Control Description Adjusting the Screen ImageMain Menuwith OSD cont

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ViewSonic Corporation Confidential - Do Not Copy 16 Do the following to adjust the display setting:1. To display the Main Menu, press button [1]

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ViewSonic Corporation Confidential - Do Not Copy VX1935wm-3 i Copyright Copyright © 2006 by ViewSonic Corporation. All rights reserved. No par

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ViewSonic Corporation Confidential - Do Not Copy 17 Main Menu ControlsAdjust the menu items shown below by using the up S and down T buttons.Con

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ViewSonic Corporation Confidential - Do Not Copy 18 Control ExplanationsRGB-This is quickly becoming the industry standard for color management,

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ViewSonic Corporation Confidential - Do Not Copy 19 Control ExplanationManual Image Adjust Sub-menuH. Size (Horizontal Size) adjusts the width o

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ViewSonic Corporation Confidential - Do Not Copy 20 Control ExplanationResolution Notice allows the user to enable or disable this notice.If you

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ViewSonic Corporation Confidential - Do Not Copy 21 4. Circuit Description 4.1 Switching Mode Power Supply 4.1.1 AC Current Input Circuit P801 is

Strona 18 - Adjusting the Screen Image

ViewSonic Corporation Confidential - Do Not Copy 22 not be increased. 4. 2 Inverter Circuit 1R503, ZD501, R502, Q501 components convert +14V v

Strona 19 - VX1935wm-3

ViewSonic Corporation Confidential - Do Not Copy 23 noise. Signal HSYNC and VSYNC input through CN103 #13 and #14, and C125, R137, C126, R136 fil

Strona 20 - Main Menu Controls

ViewSonic Corporation Confidential - Do Not Copy 24 4.4 FACTORY PRESET TIMING TABLE TIMING FH(KHz) FV(Hz) Sync Polarity Total (Dot/Line)Active

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ViewSonic Corporation Confidential - Do Not Copy 25 68.677 + 1376 1024 96 208 VESA 1024*768@85Hz 84.997 + 808 768 3 36 94.500 57.700 − 1360

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ViewSonic Corporation Confidential - Do Not Copy 26 T1 (ms) T2 (ms) T3 (ms) T4 (ms) T5 (ms) T6 (ms) T7 (ms) 0.1~10 0.5~10 >200 >100

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ViewSonic Corporation Confidential - Do Not Copy ii TABLE OF CONTENTS 1. Precautions and Safety Notices 12. Specification 43. Front Pane

Strona 24 - 4. Circuit Description

ViewSonic Corporation Confidential - Do Not Copy 27 4.6 AC Outlet Pin Assignment P8011 23 4.7 Inner Connector Pin Assignment 4.7.1 CN501, CN

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ViewSonic Corporation Confidential - Do Not Copy 28 4.7.4 CN104 (Connect I/F BD to panel, FI-X30S-H or Equivalent) Pin No. Symbol Function 1

Strona 26 - 4.2.4 Button Control

ViewSonic Corporation Confidential - Do Not Copy 29 4.8 Key Parts Pin Assignment 4.8.1 IC802 (NCP1337, Power Control IC) Pin Symbol I/O De

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ViewSonic Corporation Confidential - Do Not Copy 30 5 GND Ground 6 NC Not connected 7 NC Not connected 8 AVDD_DC I ADC Power 9 NC N

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ViewSonic Corporation Confidential - Do Not Copy 31 43 GPIO_P11/I2C_MDA I/O General Purpose Input/Output; 4mA driving strength/I2C Master Data 4

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ViewSonic Corporation Confidential - Do Not Copy 32 81 NC Not connected 82 VDDC I Digital Core Power 83 GND Ground 84 RST I Chip Reset

Strona 30 - Pin No. Symbol Description

ViewSonic Corporation Confidential - Do Not Copy 33 5. Adjustment Procedure 5.1 Key Function Description CONTROL KEY KEYS FUNCTION [AUTO] [2]

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ViewSonic Corporation Confidential - Do Not Copy 34 Information H Position (+ / -) H/V Position V Position (+ / -) H Size + / - Fine Tun

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ViewSonic Corporation Confidential - Do Not Copy 35 5.3.3 Power lock Menu function Power Lock Menu Function Check Item M

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ViewSonic Corporation Confidential - Do Not Copy 36 5.4 Burn-in pattern If it is a new monitor, and in factory mode, if no VGA signal input, Bu

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ViewSonic Corporation Confidential - Do Not Copy 1 1. Precautions and Safety Notices 1. SAFETY PRECAUTIONS This monitor is manufactured and teste

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ViewSonic Corporation Confidential - Do Not Copy 37 5.7.2 Using mStar ISP Tool Update FW: (1). Select “Read”, Choose the corresponding firmware

Strona 36 - 5.3 OSD Control

ViewSonic Corporation Confidential - Do Not Copy 38 (4). When the picture show “Verify OK”, ISP finished. 5.7.3 After repair, to ensure the qu

Strona 37 - 5.3.2 OSD lock Menu function

ViewSonic Corporation Confidential - Do Not Copy 39 Y measurement at default setting 1. Set brightness to default value 100 and contrast to defau

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ViewSonic Corporation Confidential - Do Not Copy 40 Packing For Shipping And Disassembly Procedure Packing For Shipping 1. Packing Procedure 1.1.

Strona 39 - 5.4 Burn-in pattern

ViewSonic Corporation Confidential - Do Not Copy 41 Disassembly Procedure BASEHINGE COVER VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 42 STANDFRONT COVER VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 43 BACK COVERPANEL VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 44 CHASSISI/F BOARDP/I BOARDKEYPAD BOARDSPEAKERLVDSKEY-POWER CABLEVX1935wm-3

Strona 43 - MONITOR

ViewSonic Corporation Confidential - Do Not Copy 45 6. Troubleshooting Flow Chart 1. Common Acknowledge  If you change the interface board, be

Strona 44 - HINGE COVER

ViewSonic Corporation Confidential - Do Not Copy 46 2. No Power & Power LED Off No powerCheck primary rectifier voltage Check IC802, C804

Strona 45 - FRONT COVER

ViewSonic Corporation Confidential - Do Not Copy 2 Handling and Placing Methods VX1935wm-3

Strona 46 - BACK COVER

ViewSonic Corporation Confidential - Do Not Copy 47 3. DC output voltage is unstable Unstable power Check sampling Circuit Check R822, R823,

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ViewSonic Corporation Confidential - Do Not Copy 48 4. Output power is unstable Unstable power Check sampling Circuit Check R810, R811, R818

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ViewSonic Corporation Confidential - Do Not Copy 49 5. Backlight can’t be turned on U105 FAILBlack screenCheck pin4 of CN101Check CCFL-Enable(pi

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ViewSonic Corporation Confidential - Do Not Copy 50 6. Black Screen and backlight turn on Black ScreenPower FailCheck Power Supply:Pin 1, 2 of C

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ViewSonic Corporation Confidential - Do Not Copy 51 7. White Screen ENDWhite screenCheck LVDS signalCheck Q101,Q103,Q110,C108,C109Check Panel-En

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ViewSonic Corporation Confidential - Do Not Copy 52 8. Bad Screen Check the pins ofU105Bad ScreenCheck Crystal: pin96,97 of U105Change LVDS Cabl

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ViewSonic Corporation Confidential - Do Not Copy 53 7. Recommended Spare Parts List Serial No. Prefix: QCX Rev: 1aItem ECR/ECN ViewSonic P/N

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ViewSonic Model Number: VS11444Rev: 1aSerial No. Prefix: QCXItem ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty1 N/A 506380

Strona 54 - 7. White Screen

Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty75 N/A 506390500100R LABEL,ENERGY STAR, LE1709 10076 C-00008191 7140500079

Strona 55 - 8. Bad Screen

8. Exploded Diagram and Exploded Parts List ViewSonic Corporation Confidential - Do Not Copy 56 VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 3 VX1935wm-3

Strona 57 - BOM LIST (VX1935wm-3)

ViewSonic Corporation Confidential - Do Not Copy 57 VX1935wm-3 ViewSonic Model Number: VS11444Rev: 1aSerial No. Prefix: QCXItem ViewSonic P/N

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ViewSonic Corporation Confidential - Do Not Copy 58 VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 59 ViewSonic Model Number: VS11444Rev: 1aItem ViewSonic P/N Ref. P/N Location Q'ty1 N/A

Strona 60 - Serial No. Prefix: QCX

ViewSonic Corporation Confidential - Do Not Copy 60 9. Block Diagram VX1935wm-3

Strona 61 - ViewSonic Corporation

ViewSonic Corporation Confidential - Do Not Copy 61 10. Schematic Diagrams ModelTitleDate Rev:ViewSonic CorporationAudioLayout guide :1. Tie th

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ViewSonic Corporation Confidential - Do Not Copy 62 ModelTitleDate Rev:ViewSonic CorporationDC to DCFrom Power &InverterFrom keypadLED_A//LE

Strona 63 - 9. Block Diagram

ViewSonic Corporation Confidential - Do Not Copy 63 ModelTitleDate Rev:ViewSonic CorporationKeypadFrom IF BD1POWER▼▼2SW901TACT-4.31324LED901LED

Strona 64 - Layout guide :

ViewSonic Corporation Confidential - Do Not Copy 64 ModelTitleDate Rev:ViewSonic CorporationInputBGRDETECTSCL_DVIDAT2-DAT2+DAT1-DAT1+DAT0-DCLK+D

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ViewSonic Corporation Confidential - Do Not Copy 65 ModelTitleDate Rev:ViewSonic CorporationSCALERI2C_MDAI2C_MCLI2C_MDAI2C_MCL12342413VCC3.3VCC5

Strona 66 - From IF BD

ViewSonic Corporation Confidential - Do Not Copy 66 ModelTitleDate Rev:ViewSonic CorporationInterterop3op2op1op2op1op3ON/OFF3VCC5V3BRIGHTNESS3+1

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ViewSonic Corporation Confidential - Do Not Copy 4 2. Specification 1. INTRODUCTION FEATURES VX1935wm-3 Size 19 " wide Luminance (Typ) 300 c

Strona 68 - TSUM56AL-1

ViewSonic Corporation Confidential - Do Not Copy 67 ModelTitleDate Rev:ViewSonic CorporationPOWER SUPPLYLNAC 264V RMSAC 264V RMS AC 264V RMSA

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ViewSonic Corporation Confidential - Do Not Copy 68 11. PCB Layout Diagrams VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 69 VX1935wm-3

Strona 71 - 11. PCB Layout Diagrams

ViewSonic Corporation Confidential - Do Not Copy 70 VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 71 VX1935wm-3

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ViewSonic Corporation Confidential - Do Not Copy 72 * Reader’s Response* Dear Readers: Thank you in advance for your feedback on our Service Man

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ViewSonic Corporation Confidential - Do Not Copy 5 2. GENERAL specification Test Resolution & Frequency 1440x900 @ 60Hz Test Image Size Fu

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ViewSonic Corporation Confidential - Do Not Copy 6 Efficiency (at 115VAC Full Load) Typical: 80% Minimum: 75% Fuse Internal and not user replac

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