Toshiba P503DL service manual AIR Filter, Cabinet Disassemble

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2.AIR FILTER

Air filter needs to be maintained periodically by washing it or replace when the filter is damaged.

1) Turn off the power switch and remove one screw. 2) Lift up and pull the air filter case from its pocket

as arrow in the picture shows.

3) Wash and clean the filter and dry it.

3. Place the clean filter at its original place.

4. Fasten the screw.

Note: This filter cleaning may be necessary to check and clean in every 3 months of period.

Filter case

Continuous usage of clogged filter will affect to raise the internal

temperature and may reduce the life of the components.

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Screw

 

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3.CABINET DISASSEMBLE

1)When mechanical position adjustments are needed, only the small door may be open to do. This is located at almost center position.

Right side is lamp replacement door which has door switch to shut off lamp when

opened.

2)When all the mechanism and electronics area to be shown, then, the rear panel needs to remove as right picture.

3)Location of the light engine or other parts, the next chapter explains them.

Front and rear portion are fastened with many screws to avoid electronic emission radiation.

Use all the parts and screws to assemble to have the same condition and reduce excessive emission from the electronics parts.

Refer to next page picture for following

When Lamp ballast needs to remove, take 3 screws

out and pull it up. When I/O control box needs to be removed, after removing screws, pull forward a little, sometimes, it may be convenient to remove ballast unit before this.

DISASSEMBLE

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Contents P503DL Connection AT a MULTI-PROJECTION SYSTEM··················16 Safety Precaution Safety Precautions for User Equipment Use For servicing, maintenance and inspection Safety Precautions for User Precautions for USE and Maintenance General Descriptions Features Dimensions Function of I/O Panel Function of Power Panel Power Switch and Power IndicatorSpecifications Acceptable Signal Type Acceptable RGB Input Signal Timing Horizontal TimingConnection AT a Multi Projection System SEGA6Screen Lock screws Page HOW to Replace the Lamp DisassembleAIR Filter Cabinet DisassembleLocation of KEY Components and Function Module Control ModuleWiring Between Function Blocks DLP Engine adjustment Light Engine BlockEngine Mount Adjustment Adjustment Electronics Adjustment or Setting Input Signal selection Adjustment parameters This is the general idea of adjustments Multiple Screen Wall system example Magnification Electronic Circuit Explanation P503DL control board LED status Appendix-1FAN NG Overall block diagram Appendix-2 Control via RS-232C Command Protocol list RS-232C pin-connection configurationCS4 VN5 Write When lamp does not light When color becomes strangeWhen picture is strange and totally distorted Appendix-3When color wheel motor needs to replace Parts List CABINET, P503DL Cabinet K