Panasonic TC-P50S60 Technical Manual page 89

SU
SU
Picture -
VFG
(screw)
SU41
SC
SC
SD46
SC50
JUMPER
SD42
VFG
(screw)
SD
SD
From the previous page
Reconnect SU41 on the
SU board and disconnect
SD42 on the SD board.
Perform the same
resistance test.
A
Is there a
No
short
circuit?
See the picture "A" on the left side and:
• Remove the 2 or 4 VFG screws from the SU
and SD boards.
• Unplug SC41, SC42, and SC46 from the SC
board.
• Install the SC50 Jig or just jump pins 1 and 2
of connector SC50 on the SC board.
Note:
• Plug in the TV.
does not turn on automatically after the
TV is plugged in as expected, then press
the power switch.
No Does the TV
shut down
with 7 blinks?
Replace the
SD board.
Yes
Replace the
SC board.
With SU41 unplugged, use the VFG ground and
measure the resistance of both VF5V (SRV –
VF5V) and VFO (SRV – VFO) on the SD board.
If the power LED
Yes
Replace both
the SC and Replace the
SD boards
A – From the previous slide
Unplug SU41 on the SU board and
perform the same resistance test.
Is there a Yes
No
short
circuit?
VF5V
SRV VF5V
SRV VF5V
VFO
SRV VFO
SRV VFO
Is there a
No
short
circuit?
SU board.
(3 of 4)
SD42
VFG
(screw)
Yes
B - Continue
on the next
slide
Slide 89 Slide 89