Mitsubishi Electric PD-5010 Service Manual page 19

(2) No picture display of the VIDEO signal only
Enter an input of gray scale in the input circuit of VIDEO1,
and select VIDEO1.
Is a signal of about 3Vp-p available at any of
Pins 21 to 79 of the AM connector in the DSP PWB
(GND terminal excluded)?
• • •
Is a signal of about 3Vp-p available at any of
Pins 101 to 159 of the AM connector in the DSP
PWB (GND terminal excluded)?
• • •
(2)-1 (P9)
• • •
NO
• • •
YES
YES
The MAIN PWB is out of order.
NO
The MAIN PWB is out of order.
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