Pioneer PDP-507CMX Service Manual page 88

1
A
In the subsequent diagnostic steps, it is most likely that the multi base section is in failure.
A
Problems concerning video display
Is the panel mask properly
displayed?
Yes
Check with the animated slanting ramp mask.
Is the on-screen display (OSD)
properly displayed?
Yes
Check on the Factory menu.
Is an external video signal
B
displayed properly?
Yes
Problems concerning the audio output
Is the audio signal output?
Yes
Do receive a key signal of a
C
remote control unit ?
Yes
Specific failure whose cause is
difficult to identify in the initial stage
Failure analysis for the
MAIN Assy
D
Is the PC OUT signal output?
Is the AUDIO OUT signal output?
E
F
88
1
2
No
Failure analysis for the
drive system ⇒ DR2
No
Failure analysis for the
DIGITAL Assy ⇒ DG1
No
Failure analysis for the
MAIN Assy ⇒ MA1
No Failure analysis for the
audio system ⇒ AU1
No
Failure analysis for the remote
receiver unit ⇒ RM1
Yes
Failure analysis for the
MAIN Assy ⇒ MA2
Yes Failure analysis for the
AUDIO OUT on the MAIN Assy.
⇒ AU2
PDP-507CMX
2
3
3
4
4