Sony KDL-40NX720 / KDL-46NX720 / KDL-55NX720 / KDL-60NX720 (serv.man5) Service Manual ▷ View online
KDL-40/46/55/60NX720(K)
93
ADJUSTMENT
3) Write data for “Digital” service mode. (
“002 MODEL”
category)
Note: This procedure operation, when replaced the B board.
Note: Do not write a wrong segment or destination information in Product ID.
When the wrong setting is written, TV may not operate.
000 SEG -----------------Select JDM code information
001 DEST ---------------Select destination information
002 MODELNAME ---Select model name
004 SERIAL ------------ Can be set only once for the new board
a. Change data for each model.
b. Press “Mute”, “0” on remote sequentially.
It shows red “
WRITE
”. It indicate writing is processing.
c. After a while. Red “WRITE” disappears. Writing process is done after a while.
DIGITAL
SERVICE
002 MODEL
000 SEG
000 SEG
I‐1
Write
KDL-40/46/55/60NX720(K)
94
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” 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-40/46/55/60NX720(K)
95
ADJUSTMENT
CHANGE THE EMITTER OUTPUT LEVEL
Note: To reduce the emitter LED output power strength.
Change Data of “VPC” service mode
a. Select
“005 TD”
category by pressing “2 / 5” on remote.
b. Select “000 EMIT_STR” item by pressing “1 / 4” on remote.
c. Change data from “0” to “1” by pressing “3 / 6” on remote.
0: Strong (Default)
1: Weak
d. Save by pressing “Mute” + “0” or ”10” & Reboot.
VPC
SERVICE
005
TD
000
EMIT_STR
1
KDL-40/46/55/60NX720(K)
96
SEC 3. TROUBLE SHOOTING
3-1. TRIAGE CHART
Note: Power board is different in name every inch. Therefore this section displays difference point in "*".
No
Pow er
Remote
Netw ork
Audio
Skype
2
3
4
5
6
7
8
10
No Green
Power LED
(Dead Set)
Stationary
colored lines
or dots
No video
one of Inputs
No video
all Inputs
No
Rem ote
Wireles s
can't
connect
No Audio
Skype
Can't Work
BATL BOARD
G* BOARD
HLT2 BOARD
SPEAKER
Skype MODULE
W IFI MODULE
LD BOARD
LVDS CABLE
T-CON
LCD PANEL
Problem
POWER
POWER
AUDIO
POWER
PANEL
(TCON)
PANEL
(INVERTER)
TEMP
Software EMITTER
: doubtful part
: Few pos s ibility
Reference
Video - missing or distorted
Symptoms - Shutdow n. Pow er LED
blinking red diagnostics sequences
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