DOWNLOAD Sony KDL-32NX650 / KDL-40NX650 Service Manual ↓ Size: 6.52 MB | Pages: 97 in PDF or view online for FREE

Model
KDL-32NX650 KDL-40NX650
Pages
97
Size
6.52 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-32nx650-kdl-40nx650.pdf
Date
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Sony KDL-32NX650 / KDL-40NX650 Service Manual ▷ View online

SEC 3. TROUBLE SHOOTING
3-1. TRIAGE CHART
Note: Power board is different in name every inch. Therefore this section displays difference point in "*".
Green 
LED 
Blinking
No
Power
Remote
Network
Audio
Skype
Video - missing or distorted
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
2
3
4
5
6
7
8
10
Green LED 
non-stop 
Blinking
No Green 
Power LED 
(Dead Set)
Stationary 
colored lines 
or dots      
No video
one of 
Inputs
No video
all Inputs
No Remote
Wireless 
can't 
connect
No Audio
Skype
Can't Work
BAP BOARD
G* BOARD
Reference 
HL BOARD
SPEAKER
Skype MODULE
LVDS CABLE
T CON
T-CON
LCD PANEL
Problem
POWER
POWER
AUDIO
POWER
PANEL
(TCON)
PANEL
(INVERTER)
TEMP
Software
EMITTER
: doubtful part
: Few possibility
: Few possibility
Segment
Size
B*
Board 
Type
G*
Board 
Type
61
KDL-32/40NX650
P-2S
32
BAPS
GL2
P-2S
40
BAPS
GL6
TROUBLE SHOOTING
3-2. FLOW CHART
START
Does the Power Led
stay on when the 
TV is switched on ?
See
No Power
Is the network
connection OK?
See
Network malfunction
No
Yes
No
Yes
Is the Standby Led
blinking ?
See
Standby LED Blink
Yes
Yes
No
See
Skype malfunction
No
Is the Skype
function OK?
Yes
END
Is the Power Led
blinking ?
See
Power LED Blink
Yes
No
Is the Picture and
Sound OK ?
See
No Picture / No Sound
D
h b
No
Yes
Do the buttons
on the TV & Remote
Commander work
properly?
See
TV/ Commander 
button malfunction
No
No
Yes
62
KDL-32/40NX650
TROUBLE SHOOTING
3-3. NO POWER
No power
Long AC off
(> 15 min.). 
Power protection or
CPU abnormal stop
OK
Check STBY +3.3V
Replace the harness
NG
NG
NG
C ec S
_ 3.3V
at 10 pin of CN6001
on the B* board
G* board
Replace the harness
between G* board and
B* board
NG
OK
NG
Symptom 
improvement
Harness
B* board
Segment
Size
B*
Board 
Type
G*
Board 
Type
63
KDL-32/40NX650
P-2S
32
BAPS
GL2
P-2S
40
BAPS
GL6
TROUBLE SHOOTING
1) 2 times blinking (Main Power Error)
3-4. STANDBY LED BLINK
2 times blinking
Check REG+12V at
pins 3/5 of
CN6001 on
G* Board
Replace
Between G* Board to
12V NG
NG
CN6001 on
the B* Board
B* Board Harness
12V OK
Symptom 
improvement
B* Board
Harness
Segment
Size
B*
Board 
Type
G*
Board 
Type
64
KDL-32/40NX650
P-2S
32
BAPS
GL2
P-2S
40
BAPS
GL6
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