KDL-46/52Z5588, 46/52Z5599 (CH) 2-1
SECTION 2
TROUBLESHOOTING
2-1. TRIAGE CHART
Ref
erence
2 Blimks
5 Blimks
6 Blimks
7 Blimks
8 Blimks
10 Blimks
12 Blimks
13 Blimks
14 Blimks
No po
w
e
r
BA Board
SWITCH Unit
PO
WER Unit (G7N)
D1N/D2N Board (46")
D3N/D4N Board (52")
T
-CON Board
Speak
er Unit
P
ANEL Module
LVDS Cab
le
Joint Connector
Prob
lem
Lo
w B+
Bac
klight
T
emp
A
udio
Digital
HFR
Balance
T
-con
Symptom (dead set)
Lo
w B+
Video distored or missing
Ref
erence
No V
odeo
Bac
klight OK
OSD OK
No Picture
Tuner NG
Video OK
No Picture
Tuner OK
Video 1-3 NG
No Picture
HDMI NG
No A
udio
BA Board
SWITCH Unit
PO
WER Unit (G7N)
D1N/D2N Board (46")
D3N/D4N Board (52")
T
-CON Board
Speak
er Unit
P
ANEL Module
LVDS Cab
le
Joint Connector
No V
odeo
Bac
klight NG
No V
odeo
Bac
klight OK
OSD NG
: Doubtful part
: Few possibility
