PDP-5010FD
51
5678
56
7
8
C
D
F
A
B
E
Is the TCP control signal normal?
No
NG
NG
Ye s Ye s
No
Are the FFC cables properly
connected?
Replace the DIGITAL Assy.
Properly connect the FFC cables.
The abnormality is associated with
one ADDRESS or one TCP?
Diagnose the ADDRESS Assy.
In most cases of damage on one line,
the panel chassis must be replaced.
If the FFC cable that connects the DIGITAL and ADDRESS Assys is in failure,
the abnormality is associated with one address in most cases.
Replace the panel chassis.
No
NG
Ye s
Ye s
Ye s
No
Is the Three pieces connector
connected properly to the socket?
Reconnect the connector properly.
NG
Is the waveform of the SCAN IC
control signal from the Y DRIVE
Assy normal?
No
Replace the Y DRIVE Assy.
The abnormality is associated
with a single scan line.
Diagnose the SCAN A, B, C and D Assys.
Replace the SCAN IC.
Replace the panel chassis.
Failure analysis for the
drive system => DR3
Failure analysis for the
drive system => DR4
Is the waveform normal when the
voltage is applied to the panel?
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