Panasonic TH-103PF9UK - Page 31

Panel SOS – Power LED Blinks 5 Times (3/6)
How to find the defective board
Is pin 1 of
socket C43 shorted to
GND?
(C5~ C6,
Panel, NG)
Yes
(C1~C4, Panel NG)
Is pin 1 of
socket C43 Shorted to
GND?
No (C7~CZ, DR, Panel NG)
Is pin 1 of
socket C43 shorted to
GND?
DR2(SS side)
Board
Is pin 1 of
socket C43 shorted to
GND?
DR1(SC side)
Board
No
No
■C, CR, Panel Diag.
No
No
Yes
Is pin 1 of
socket C52 shorted to
GND?
Yes
Is pin 1 of
CN C52 shorted to
GND?
No
C6 Board
Panel
Yes
Disconnect
CN CA12~CA14. Is pin 1 of
socket C52 shorted to
GND?
No
C5 Board
Panel
Continued on
page 5/6
Continued on page 4/6
31
Disconnect
CN C43.
Disconnect
CN C52.
Disconnect
CN C22.
Disconnect
CN C42 or C53.
Disconnect
CN C51 or C61.
Connect CN C51 and C61.
Disconnect CN CA15 and CA16.
Yes (C1~C6,DR,Panel NG)
Yes (C1~C6, Panel NG)
Yes (C1~C6,DR,Panel NG)