Mitsubishi Electronics WD-62627, WD-52628, WD-73727, WD-62827, WD-62628 Analog Video Signal Path

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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927

Analog Video Signal Path

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Contents Specifications Mitsubishi Digital Electronics AMERICA, INCV29 / V30 / V30+ / V31 Chassis Page Contents Schematic Diagrams Product Safety Notice IntroductionServicing use only recommended Lead-Free solder refer to Leakage current check Safety PrecautionsSCREEN-ASSY Removal Cabinet Front DisassemblyWD-52627 / WD-52628 / WD-62627 / WD-62628 Speaker Grille & Bezel RemovalFront Panel Caps Removal WD-62827 Front DisassemblyBezel Removal SIDE-TRIM RemovalScreen Assy Removal WD-62927 Front Disassembly TOP, Bottom and Sides Trim Removal Front Bezel Removal Screen Assembly Removal Card Reader Removal WD-73727 / WD-73827 Front DisassemblyGRILLE-SIDE Removal WD-73927 Front Disassembly SCREEN-ASSY Removal BACK-COVER Removal Cabinet Rear DisassemblyChassis Sequence of Disassembly Chassis Disassembly / Accessing PWBsFigure a Chassis Removal from the cabinetAssy PWB- Terminal Removal Figure Chassis Cover Removal FigureChassis Upper Shield Removal Figure PWB-POWER Removal FigurePWB-FORMAT & PWB=RISER Removal Referring to Figures PWB-MICRO RemovalPWB-DM Removal Figures PWB-DM Removal Chassis Rear Shield Removal FigureOperating Chassis Outside of Cabinet CE1PCPA1 Bolt Table Optical Engine Replacement Ltjc 52 & 62 Models Optical Engine Replacement DetailsCJ3 52 & 62 Optical Engine Replacement Details52 & 62 Optical Engine Replacement Details Spring ENGINE-PWR-PWB Model’s Optical Engine ReplacementLamp Cover Vertical Models Optical Engine Replacement DetailsEngine Assembly removal from the cabinet Cd cUnplug Ballast Leads Engine removal from the Base Plate AssemblyJoining e Bracket Rubber GWedgeEngine Installation Do not LoseAfter Replacing the Optical Engine To Install the Diamond Shield WD-62927 / WD-73927 OnlyTo Remove the Diamond Shield Lenticular Screen and Fresnel Lens Removal Servicing the Lenticular Screen and Fresnel LensLenticular Screen and Fresnel Lens Installation Option Menu Inputs LED Indicator DiagnosticsAbnormal LED Indications Lamp Cartridge Air Filter AIR Filter CleaningTest signal Circuit Adjustment ModeMeasuring equipment and Jigs Terminating the circuit adjustment mode Resetting Data to Factory ValuesAdjustment Selection Adjusting DataPrelminary Required ToolsWD-62827A WD-52627 / 62627 / 52628Adjustment Access Pedestal Cover 52 & 62 Side Locking Screw Locking Screws and Wedge RemovalAdjustment Procedures Adjustment LocationsLocking Screws After Adjustment Rotation AdjustmentHorizontal Keystone Adjustment Vertical Keystone AdjustmentPb-Free Display Displays used to indicate Pb-freeReplacement Chip Parts Removal Resistors, Capacitors, etcChip Parts Removal Transistors Critical and Warranty Parts Designation Parts OrderingParts Tolerance Codes Quick Reference for Common Parts Integrated Circuits Diodes TransistorsCoils COIL-CHIP 10MH-J EMI-F-CHIP BLM11A601SCOIL-CHIP 33MH-J COIL-CHIP 10MH-KEMI-F-CHIP BLM11B050SA COIL-RF 2.7MH-M COIL-RF 22MH-KCOIL-RF 6.8MH-M COIL-RF 10MH-KCHIP-FILTER ACM2012D-9002P TransformersResistors EMI-F-CHIP NFL21SP506X13CDCapacitors THRM-CHIPNCP18XH103F03RBMETAL-P 3W 1K-J TAPE-LENS SwitchesMiscellaneous SW-LEVERButton Reset 2RF-SWITCHSWITCH-RF-TYPE Plate RF-SWITCHCosmetic Parts Accessories598D683010 Screen Bracket 623D224010 SCREEN-FRAME Spacer 491P178040 SCREEN-LENTICULAR598D822010 Screen Bracket 623D224010 SCREEN-FRAME Spacer 491P178030 SCREEN-LENTICULARWD-62827 Screen Parts Figure WD-62927 Screen Parts Figure598D683010 Screen Bracket 491P176050 SCREEN-LENTICULAR WD-73727 Screen Parts FigureWD-73827 Screen Parts Figure WD- 73927 Screen Parts FigurePage Main Power Supply Lamp Ballast DC Supply Fans Power Supply Page Analog Video Signal Path Digital Video Signal Path Signal Path V31 Only HDD Record V30+ Sound Signal Path Command Input Circuitry Serial Control Lines Lamp Control Circuitry Page Reader Live To Shutter Control IC3J01 PWB-SWLAMP

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