Panasonic TH-50PB2E / TH-65PB2E Service Manual / Other ▷ View online
SC:TSPC1-VFG
SU:VFO-VFG
SD:VFO-VFG
SU:VF5V-VFG
SD:VF5V-VFG
7 Times Blinking (abnormal floating voltage)(2/3)
Check the short circuit
between each pin of
SCAN connectors and
VFG on the SU/SD
between each pin of
SCAN connectors and
VFG on the SU/SD
SC module
No short
Is there a sparking trace
on the PDP panel which
is placed horizontal
direction from the shorted
pin?
on the PDP panel which
is placed horizontal
direction from the shorted
pin?
NO
Shorted SU/SD
module and Panel
module and Panel
Shorted SU/SD
module
module
Shorted
YES
Check 2
Scan driver IC outputs VFO
to the connectors
to the connectors
SU/SD
VFG
VFO
Check point
Pull up the connector cover,
and check the short circuit
of each pin.
and check the short circuit
of each pin.
・
SU
SD
Shorted pin
Sparking trace
7 Times Blinking (abnormal floating voltage)(3/3)
8 Times Blinking
(abnormal power recovery / FFC connection failure)
SS module
Check the short circuit.
Between
Between
TPSS1 - Vsus
TPSS1 - GND
TPSS1 - TPVe
TPSS1 - GND
TPSS1 - TPVe
Is there FFC connection
failure?
failure?
YES
NO
Reconnect the FFC and retry again
SS or A module (SS >> A)
Vsus
TPSS1
GND
TPVe
If these are shorted, Power Recovery Voltage becomes abnormal.
Shorted
No short
Fuse (P module)
No Power (No LED light)
A module
P module
Check the AC Voltage
NG
OK
Check the Outlet
Check the Fuse
NG
OK
STBY5V supplies 5V?
NO
YES
Checking AC voltage
Checking Fuse
Checking STBY5V
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