Sony KDL-32EX421 / KDL-32EX425 / KDL-32EX520 / KDL-32EX521 / KDL-32EX523 / KDL-32EX524 / KDL-32EX525 / KDL-37EX521 / KDL-37EX524 / KDL-37EX525 / KDL-40EX520 / KDL-40EX521 / KDL-40EX523 / KDL-40EX524 / KDL-40EX525 / KDL-46EX520 / KDL-46EX521 / KDL-46EX524 / KDL Service Manual ▷ View online
KDL-32EX421,425/37EX521,524,525/32/40/46EX520,521,523,524,525(AEP/UK)
33
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-32EX421,425/37EX521,524,525/32/40/46EX520,521,523,524,525(AEP/UK)
34
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-32EX421,425/37EX521,524,525/32/40/46EX520,521,523,524,525(AEP/UK)
35
ADJUSTMENT
HDD REC SETTING
DIGITAL (REC_SETTING)
SERVICE
REC_SETTING
1 Key Copy
*2 HDD Re‐Register
(x) HDDs OK ( xx )
HDD Re-Register
a. Press “2” to select “HDD Re-Register” Item.
b
.
. Press “Enter” or “12” twice to execute the command.
c. If OK, xx= x+1
If NG, xx=x
KDL-32EX421,425/37EX521,524,525/32/40/46EX520,521,523,524,525(AEP/UK)
36
SEC 3. TROUBLE SHOOTING
3-1. TRIAGE CHART
Note: Main board and Power board is different in name every inch. Therefore this section displays difference point in "*".
No
Power
Remote
Network
Audio
Skype
2
3
5
6
7
8
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
B* BOARD
G* BOARD
HLR2 BOARD
SPEAKER
Skype MODULE
WIFI MODULE
LVDS CABLE
T-CON
LCD PANEL
Problem
POWER
POWER
AUDIO
PANEL
(TCON)
PANEL
(INVERTER)
TEMP
Software
: doubtful part
: Few possibility
Reference
Video - missing or distorted
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
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