Sony KDL-40NX700 / KDL-46NX700 (serv.man3) Service Manual ▷ View online
KDL-40/46NX700(HK/GA)
21
ADJUSTMENT
SET TO SHIPPING CONDITION
How to do shipping condition.
a. Move to “Digital” service mode.
Press “8” on remote.
It shows green “
SERVICE
” changes to green “
RST-
”.
Press “mute” on remote.
Added green “
EXE
” after green “
RST-
” .
d. Press “0” or “enter” on remote. Green “
EXE-RST
” changes to red “
EXE-RST
”. It indicate writing is processing.
After a while, red “
EXE-RST
” changes to green “
SERVICE
”.
And all LED lights.
Writing process is done at this point.
<Another way>
You can set to shipping condition w/o entering Service Mode.
-> “Cursor Up” on remote + “Power Key” on Front panel.
TIMER
Standby
POWER
KDL-40/46NX700(HK/GA)
22
SEC 3. TROUBLE SHOOTING
3-1. TRIAGE CHART
Note: Main board and Power board is different in name every inch or destination. Therefore this section displays difference point in "*".
No
Power
Remote Network
Audio
2
3
4
5
6
7
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
BUHS BOARD
G* BOARD
HLR BOARD
WiFi MODULE
LVDS CABLE
LCD PANEL
G* BOARD
HLR BOARD
WiFi MODULE
LVDS CABLE
LCD PANEL
Problem
POWER
POWER
DTT
AUDIO
POWER
PANEL
(TCON)
PANEL
(INVERTER)
TEMP
: doubtful part
: Few possibility
: Few possibility
Reference
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
Video - missing or distorted
KDL-40/46NX700(HK/GA)
23
TROUBLE SHOOTING
3-2. FLOW CHART
START
Does the Power Led
stay on when the
TV is switched on ?
Is the Standby Led
blink ?
Is the Picture and
Sound OK ?
Do the buttons
on the TV & Remote
Commander work
properly?
END
See
No Power
See
Standby LED Blink
See
No Picture / No Sound
See
TV/ Commander
button malfunction
Is the network
connection OK?
See
Can’t connect network
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
KDL-40/46NX700(HK/GA)
24
TROUBLE SHOOTING
3-3. NO POWER
No Power
Check STBY 3.3V
at 1 pin of CN3800
on the BUHS Board
Harness
G* Board
Replace
Between G* Board to
BUHS Board Harness
BUHS Board
NG
OK
NG
OK
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