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Service Modes, Error Codes, and Fault Finding
EN 13FHP PDP 5.
5.4.3 Fault Finding Flowcharts
Figure 5-4 Problem analysis procedure: PDP repair / board swap
Problem analysis procedure: PDP repair / board swap
The entire Screen does not light.
The set is going into protection.
(PSU is OK)
Go to Step 1 in the procedure
Check the 3.3V Vpr2 on the PSU
and the Logic board
Check if there is a short circuit
on boardsY-SUS, X-SUS, SDMs,
PDP Repair procedure Board Swap
Vertical Line / Vertical Bar?
Horizontal bar?
Check if Vcc (5V), Vs (85V) and
Logic Board Exchange
procedure.
Use of ComPair
Copy data from the
defective Logic board
Restore data into the new
board
Ship Out
Auto alignment procedure
G_16400_025.eps
310706
Va (63V) are present
Check if there is a short circuit on
boards ABUS-L, ABUS-R, or ADMs
X-BUS, or XFPCs
on PSU and boards
Go to Step 2 in the procedure
Go to Step 3 in the procedure
Go to Step 4 in the procedure
Go to the
"Vertical line/Vertical bar"
problem analysis procedure
Go to the
"Horizontal bar"
problem analysis procedure