Control Circuitry - Mitsubishi WD-52627 Training Manual

Projection television, down-to-1 high speed troubleshooting
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Control Circuitry

Overall Control Circuitry
There are 5 Control µPCs in the LCD and DLP chassis.
• IC7A00 TV µPC on PWB-MICRO
• IC8001 DM µPC on PWB-DM
• IC7P01 SYS-5 µPC on PWB-MICRO
Figure 5-18: Overall Control Circuitry Block Diagram
• IC8G01 FORMAT µPC on PWB-FORMAT
• IC7R05 TVGOS µPC on PWB-RISER
Figure 5-18 shows the interconnect paths between the
five µPCs, and the command input paths from the Re-
mote Control and the Front Panel buttons.
5-16

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