Power Led Blinks 7 Times - Panasonic GP6DU Technical Manual

Power LED blinks 7 Times

No
Does the
voltage at pin 11
of SC20 go low?
Replace the SC board.
Note: Both, the SU and the SD boards
may load down the SC board. Isolate
them before replacing the SC board.
Is the red LED
(D6583) on the
SC board lit?
No
Yes
SC board
61
Replace the "D" Board
Check voltage at pin11 of SC20 using
a peak-hold meter.
SC board
Yes