Philips V30 manual Repair Flow Chart

Page 76

76		107T5

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Repair Flow Chart (Continued)

D. Vertical Deflection Failure

Sympton :

one horizontal line V_size is abnormal too large/small

basic check +12/-12V

check

3401,3402

3403 good

No

check 7401

check

Ok 6401 good?

No

check 7401

Ok

check

Ok

3407~3409

check 7501 Pin22,pin13 ramp

exist ?

No

check 7501

Image 76

Contents Service Auto Scan Colour Monitor ChassisV30Important Safety Notice Technical Data This monitor has 8 factory-preset modes as indicatedFront View Rear view Front controlOSD menu tree OSD TreeOSD Adjustments Language BrightnessZoom Adjust Shape Adjust Side Angles Reset to Factory Settings Extra Controls Adjust Moire OSD Adjustments , Troubleshooting DegaussLock/Unlock, Factory Mode, Burn In, Service Mode Wiring Diagram CRT grouding wirel Video Panel Mechanical InstructionsGeneral Clip Pedestal assy ScrewMain panel with Bottom Tray Screw Video panel Main panelAre indicated by the symbol ESDElectrical Instructions General point ==========Pre warm-up ========== Main chassis alignment ==================CRT Adjustment procedure Focus adjustment =============Adjustment of Moir ================ Default settings ==============DDC Instructions GeneralConfiguration and procedure Installation of EDID301.EXE Method 1 Start on DDC programThis is for initialize alignment box Method 2 After create a shortcut of EDID301.EXEVideocard PrinterportLTP1 DC Power ~12 Video cable Modify DDC data verify Edid version, week, yearRead DDC data from monitor Modify DDC data Monitor Serial NoWrite DDC data Confirm Serial Number in User ModeSave DDC data Load DDC data DDC only was disabled as shown in FigExit DDC program Hex Data of DDC2B PHL27X 28X 107T5 Video Function Block of V30 107T5Schematic Diagram of Main board Main PCB107T5 A. of Main board A. of Main board Schematic Diagram of Video board Video PCBA. of Video board A. of Video board Schematic Diagram of Control board Control PCBA. of Control board Exploded View Recommend Parts List Model V30 107T50/00Spare Parts List Model V30 107T50/00Audio Panel General Product Specification LOW Emission MPRII/TCO99/TCO95 optionalIndex 5903 Introduction Electrical characteristicsGeneral description 64.0 KHz 60Hz Vesa Factory preload modes Display size 11.093 Rear porch 222 us 578 ms Sync width Total size 11.764 Display sizeSync 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 13.417 Display size Total size 13.853 Display sizeDisplay size 12.552 Rear porch 911 us 784 ms Sync width 59012 Power supply Vertical scanning Scanning frequency 50 160 Hz Shift rangeImplosion protection By P-Mini-rim-band 25.0 1 KV Ib=0Display Light Output MVpp cross hatch Image size For preset modes only 100%Max Max. Y. min Non-linearity = 100%For 6500 K 015 For SRGB = 0.313Switzerland BelgiumSweden Finland NorwaySets Layer Block Blocks / Container Total Sets Tilt and swivel base Tilt angle200 Nsta Finland TaiwanPractice of Mtbf = NBR. of Failure SetsFIG-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 ABLCheck Check listRepair Flow Chart Check sync Eeprom Check idle status sda=pin32=hi scl=pin31=hiEwdrv Vblk Installation LightFrame for WindowsDefinitions CompatibilityUninstall LightFrame for WindowsHow to Deactivate LightFrame How To Activate LightFrameOperating LightFrame Icon and ColorsFirst target selected Window restored LF suspend User clicks off or full screenUser clicks full Screen button Full screenRepair Tips General cautions on handling and storageRemoval of SMDs Attachment of SMDsSafety test requirements Test 2820VDC 1700VDC Voltage 2000VAC 1200VACTest current 25A,AC Test time Required =0.09+R ohm, R is the resistance of the mains cordGeneral Troubleshooting Guide Buzzing sound when powering onOSD main Menu lockedNo DISPLAY, but LED is on Or LED is amberyellow YES ENDSettings Picture is too bright or darkPlug & Play is not Active normally Power management function is not active Buzzing sound when powering on No Power / LED is off Color has Irregularity YESPicture distortion is Not adjusted normally Press the OKPicture is not stable Need to change display size and adjust distortion Color Patterns visible On the screen Moire OSD Main Menu Locked Environment problem Video system ProblemIt is need to check Repair the monitorMissing Color Color Purity Does degaussing resolve ?104 107T5 107T5 105 CustoMax Colorific USB 107T5 109