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2) 3 times blinking (DC Alert & Communication Error)
46
TROUBLE SHOOTING
KDL-50W800C, 805C, 807C, 809C/KDL-55W800C, 805C
3-time blinking
Check +5.0V_MAIN
at L9015, 4.959V
<Voltage<5.285V?
F9013, IC9021,
etc (B* Board)
DC_ALERT
NG
OK
Speaker
Check
Speaker Impedance
at SP Connector,
8
Ω
±
1.2
Ω ?
Check Audio
+19.5V
at pin 16/18 of CN9000
on the B* Board
LD* Board
Check
+19.5V
at Power Amp side
of F7751 on
the B* Board
F7751, IC7751,
etc (B* Board)
IC7751, etc
(B* Board)
AUDIO
NG
OK
NG
NG
OK
OK
Check
+19.5V
at Power Amp side
of IC7751 on
the B* Board
NG
F4500, F4501, IC4505, etc
(KK* Board)
Check
+19.5V
at Power Amp side of
F4500,F4501,IC4505
on the KK* Board
NG
OK
IC4505,etc
(KK* Board)
OK
Size
B* Board
G* Board
H* Board
50”
BMX
Not applicable
HSC3
55”
BMX
Not applicable
HSC3
Summary of Contents for GN1G
Page 2: ...SERVICE MANUAL LCD TV GN1G CHASSIS Segment XM A 9 888 172 A2 ...
Page 82: ...82 DIAGRAMS KDL 50W800C 805C 807C 809C KDL 55W800C 805C Tape Tape Tape Tape ...
Page 89: ...KDL 50W800C 805C 807C 809C KDL 55W800C 805C 89 SMART CORE Insert Connector 1 2 3 DIAGRAMS ...
Page 90: ...KDL 50W800C 805C 807C 809C KDL 55W800C 805C 90 TAPE DIAGRAMS Tape ...
Page 91: ...KDL 50W800C 805C 807C 809C KDL 55W800C 805C 91 TAPE 2 Tape Tape Tape Tape DIAGRAMS ...
Page 92: ...KDL 50W800C 805C 807C 809C KDL 55W800C 805C 92 Tape Tape Tape Tape DIAGRAMS ...