Mitsubishi Electronics WD-62528 Remote Control Operational Modes, Two Electrical Adjustments

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MODEL: WD-52527 / WD-52528 / WD-62527 / WD-62528

Remote Control Operational Modes

There are two Remote Hand Unit Operational Modes, “Standard” and “NetCommandTM”. The Remote is initially in the “Standard” mode. The “NetCommand” mode is used when controlling Home Theater devices using NetCommand. To change the Remote Operational Mode:

Set the Remote to the TV Layer

Point the Remote away from the TV.

To change to “Netcommand” ... Hold the “Power” button and press “9-3-5” in sequence.

To change to “Standard” ... Hold the “Power” button and press “0-0-0” in sequence.

SERVICE ADJUSTMENTS

There are only 4 Service Adjustments required in these models:

Two Electrical Adjustments

• Horizontal Centering

• Vertical Centering

Two Mechanical Adjustment

• Picture Rotation

• Vertical Keystone Distortion

Measuring equipment and Jigs

• Conventional Electrical and Hand Tools.

• No additional Test Equipment is required.

Test signal

An internally generated Test Signal is used, no additional signals are required.

Circuit Adjustment Mode

On these models, the Circuit Adjustment Mode is used only for:

Internal Test Signal activation

Horizontal Centering

Vertical Centering

• Data Transfer

These functions can only be performed using the remote control.

1. Activating the Adjustment Mode

1.Press the “MENU” button on a remote hand unit. (The “MENU” display will appear.)

2. Press the buttons “2”, “4”, “5” and “7” in that order.

The screen will change to the Circuit Adjustment Mode. If change does not occur, repeat steps 1 and 2.

2. Test Signal Activation

When in the Circuit Adjustment mode, use the “REWIND” and “FAST FORWARD” buttons on the remote control to toggle through the test patterns. These patterns are used for both electrical and mechanical adjustments.

3. Adjustment Function Selection

Use the “AUDIO” button to select an Adjustment Function.

AD9881 Sub

Functions

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Contents 2005 Page Contents Model WD-52527 / WD-52528 / WD-62527 / WD-62528 Characteristics Servicing use only recommended Lead-Free solder refer toSafety Precautions Speaker Grille Removal SCREEN-ASSY RemovalBACK-COVER Removal Metal Support Plate RemovalChassis Mounting Screws Removal Release Cable Clamps & Disconnect CE ConnectorClamp AC Cord On the right side of the chassis from the rearChassis removal from the Cabinet Complete Chassis Removal J8F01FCChassis Sequence of Disassembly Chassis Cover Removal 1 Remove the 4 screws a Assy PWB- Terminal Removal FigurePWB-POWER Removal Figure Chassis Upper Shield Removal FigureChassis Rear Shield Removal Figure PWB-MICRO Removal Referring to FigurePWB-RISER and PWB-FORMAT Removal Referring to Figure PWB-DM Removal FigureLight Engine Replacement Light Engine and Associated ComponentsLight Engine Rear View Light Engine Removal ProcedurePreliminary Remove two screws c from Fan Plate and remove Model WD-52527 / WD-52528 / WD-62527 / WD-62528 Installation Servicing the Lenticular Screen and Fresnel Lens Lenticular Screen and Fresnel Lens RemovalBezel Removal Front View Lenticular Screen and Fresnel Lens Installation Installing the Fresnel Lens & Lenticular ScreenOption Menu AV Reset Defaults LED Indicator DiagnosticsError Codes Remote Control Operational Modes Two Electrical AdjustmentsTwo Mechanical Adjustment Activating the Adjustment ModeAdjustment Selection Adjusting DataTerminating the circuit adjustment mode Saving DataLight Engine Adjustments Trapezoid Distortion Adjustment Rotation AdjustmentClockwise Rotation Needed Counter Clockwise Rotation NeededFormat Circuit Horizontal/Vertical Position Adjust- ment Micro / Terminal PWB Troubleshooting Power PWB Troubleshooting LCD Engine Internal Layout Lamp Protect Line Pb Solder Pb-Free DisplayChip Parts Removal Resistors, Capacitors, etc ReplacementChip Parts Removal Transistors Parts Ordering Critical and Warranty Parts DesignationParts Tolerance Codes Quick Reference for Common Parts Integrated Circuits Ref # Part Name & DescriptionTransistors DiodesCoils Chip UDZS3.9BCORE-FERRITE ZBF503D-01 L9D02 L9D00L9D06 Transformers Variable ResistorsResistors CapacitorsC9A10 CER AC250V E2200P-MC9A13 C9A14Switches MiscellaneousPrinted Circuit Boards AccessoriesCosmetic Parts Screen Parts Ref # Part Name & Description WD-525427WD-62527 WD-52528Screen Assembly Exploded View Models WD-52527 / WD-52528 / WD-62527 / WD-62528 Lamp Ballast DC Supply Fans Power Supply Analog Video Signal Path Digital Video Signal Path Sound Signal Path Command Input Circuitry Serial Control Lines Lamp Control Circuitry Shutter Control Models WD-52527 / WD-52528 / WD-62527 / WD-62528 Models WD-52527 / WD-52528 / WD-62527 / WD-62528 PWB-DM Audio Supply Switch ContentsDoubler Circuit AC-OFF DetectTo Sensors & Fans To Ballast Contents ChassisTo Shutter Control TO/FROM RiserSdram Address BUS Sdram Data BUSFMT Board Input BUS Control To DM BoardSdram Address M306V7FGFP#U0 SN74CBTD1G125DBVRTC7SA 08FU T883C446 MODEL/GROUP NumbersSYSTEM-5 Micro SYS5SN74HC132DB SN74LVC1G125DBVRVideo Switching A05FPR0XC TmdspgndRsvda R1XCTA to Signal PWB VID-SW INPUT1COMP-1 COMP-2 DVI-1 DVI-2IF+ UPC3221GVTO/FROM Interface TO/FROM Power AX823MEUK M306H2FCFPTC7SET08F To PWB-TERMINAL
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