Mitsubishi Electronics WD-73927, WD-52628, WD-73727, WD-62827, WD-62627, WD-62628, WD-62927, WD-73827

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

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Contents V29 / V30 / V30+ / V31 Chassis SpecificationsMitsubishi Digital Electronics AMERICA, INC Page Contents Schematic Diagrams Servicing use only recommended Lead-Free solder refer to Product Safety NoticeIntroduction 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 GWedgeAfter Replacing the Optical Engine Engine InstallationDo not Lose To Remove the Diamond Shield To Install the Diamond ShieldWD-62927 / WD-73927 Only 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 CleaningMeasuring equipment and Jigs Test signalCircuit Adjustment Mode 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 RemovalLocking Screws Adjustment ProceduresAdjustment Locations After Adjustment Rotation AdjustmentHorizontal Keystone Adjustment Vertical Keystone AdjustmentPb-Free Display Displays used to indicate Pb-freeChip Parts Removal Transistors ReplacementChip Parts Removal Resistors, Capacitors, etc Parts Tolerance Codes Critical and Warranty Parts DesignationParts Ordering 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 NFL21SP506X13CDMETAL-P 3W 1K-J CapacitorsTHRM-CHIPNCP18XH103F03RB 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-LENTICULAR598D683010 Screen Bracket WD-62827 Screen Parts FigureWD-62927 Screen Parts Figure 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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