107T5 105 | Philips V30 manual

General Troubleshooting Guide		107T5		105
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17

A buzzing sound when powering on

This sound is caused when the auto degaussing circuit is active. This buzzing sound is normal when the monitor is first turned on. This sound may be louder during the winter months and during initial power on.

OK

YES

END

NO

It is need to check and

repair the monitor.

Image 105

Philips V30 manual 107T5 105

Contents

Auto Scan Colour Monitor ChassisV30 Service Important Safety Notice This monitor has 8 factory-preset modes as indicated Technical Data Rear view Front control Front View OSD Tree OSD menu tree Language Brightness OSD Adjustments Zoom Adjust Shape Adjust Side Angles Reset to Factory Settings Extra Controls Adjust Moire Degauss OSD Adjustments , Troubleshooting Lock/Unlock, Factory Mode, Burn In, Service Mode Wiring Diagram Mechanical Instructions CRT grouding wirel Video PanelGeneral Clip Pedestal assy Screw Screw Video panel Main panel Main panel with Bottom Tray ESD Are indicated by the symbol General point ========== Electrical InstructionsPre warm-up ========== Main chassis alignment ================== CRT Focus adjustment ============= Adjustment procedureAdjustment of Moir ================ Default settings ============== General DDC Instructions Installation of EDID301.EXE Method 1 Start on DDC program Configuration and procedureThis is for initialize alignment box Method 2 After create a shortcut of EDID301.EXE Modify DDC data verify Edid version, week, year Videocard PrinterportLTP1 DC Power ~12 Video cableRead DDC data from monitor Modify DDC data Monitor Serial No Confirm Serial Number in User Mode Write DDC dataSave DDC data DDC only was disabled as shown in Fig Load DDC dataExit DDC program PHL Hex Data of DDC2B 27X 28X 107T5 Function Block of V30 107T5 Video Main PCB Schematic Diagram of Main board 107T5 A. of Main board A. of Main board Video PCB Schematic Diagram of Video board A. of Video board A. of Video board Control PCB Schematic Diagram of Control board A. of Control board Exploded View Model V30 107T50/00 Recommend Parts List Model V30 107T50/00 Spare Parts List Audio Panel LOW Emission MPRII/TCO99/TCO95 optional General Product Specification Index 5903 Electrical characteristics IntroductionGeneral description 64.0 KHz 60Hz Vesa Factory preload modes Total size 11.764 Display size Display size 11.093 Rear porch 222 us 578 ms Sync widthSync width 069 ms Sync polarity Total size 21.333 13.333 Display size 16.162 = 12.8 ms Rear porch 200 us 607 ms Sync width 106 ms Sync. polarity Total size 13.853 Display size Total size 13.417 Display sizeDisplay size 12.552 Rear porch 911 us 784 ms Sync width 59012 Vertical scanning Scanning frequency 50 160 Hz Shift range Power supplyImplosion protection By P-Mini-rim-band 25.0 1 KV Ib=0 Display Light Output MVpp cross hatch 100% Image size For preset modes onlyMax Max. Y. min Non-linearity = 100% For SRGB = 0.313 For 6500 K 015 Belgium SwitzerlandSweden Finland Norway Tilt and swivel base Tilt angle Sets Layer Block Blocks / Container Total Sets200 Nsta Taiwan Finland NBR. of Failure Sets Practice of Mtbf = FIG-1 Image Dimension FIG-2 Image Centering FIG-3 Image Rotation FIG-4 Image Geometry FIG-5 Contrast and Brightness Measurement Area FIG-6 Misconvergence 230 mm Focus check character Repair Flow Chart 2V ABL = + Check list Check Repair Flow Chart Check sync Check idle status sda=pin32=hi scl=pin31=hi Eeprom Ewdrv Vblk LightFrame for Windows InstallationDefinitions Compatibility LightFrame for Windows Uninstall How To Activate LightFrame How to Deactivate LightFrameOperating LightFrame Icon and Colors User clicks off or full screen First target selected Window restored LF suspendUser clicks full Screen button Full screen General cautions on handling and storage Repair TipsRemoval of SMDs Attachment of SMDs Test 2820VDC 1700VDC Voltage 2000VAC 1200VAC Safety test requirementsTest current 25A,AC Test time Required =0.09+R ohm, R is the resistance of the mains cord Buzzing sound when powering on General Troubleshooting GuideOSD main Menu locked YES END No DISPLAY, but LED is on Or LED is amberyellow Picture is too bright or dark Settings Plug & Play is not Active normally Power management function is not active Buzzing sound when powering on No Power / LED is off YES Color has Irregularity Press the OK Picture distortion is Not adjusted normally Picture is not stable Need to change display size and adjust distortion Color Patterns visible On the screen Moire OSD Main Menu Locked Video system Problem Environment problemIt is need to check Repair the monitor Missing Color Does degaussing resolve ? Color Purity 104 107T5 107T5 105 CustoMax Colorific USB 107T5 109