SONY TELEVISION SERVICE TIPS
In this article I am going to tell you the common fault finding and trouble shooting methods ,how to enter sony service mode ,self diagnosing methods,how to identify which part is faulty using LED BLINKING CODE
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sony tv Repair and Service and common trouble shooting methods
Self Diagnosis
While LCD TV set is on standby mode, press the following sequence on the Remote Commander key.
Press (i+key) +5 +Vol Down +TV Power button, then one menu with error list will appear then you can easily find which part of the tv is probably faulty
Here you can find how to Reset Error Count & Error History: Press< 8 > <0>key
How to Reset Panel Operation Time after display replacement ?Press <7 > <0> key
To exit, turn the power off using Remote Commander key.
Sony television itself provides some red led blinking patterns to trouble shoot its fault easily can help you to diagnose fault by watching blink codes carefully.
How to perform SELF DIAGNOSTIC FUNCTION?
2 times blinking
Main Power Error
Power Supply Board
Main Board
3 times
Main Board / DC Alert
Error / Audio Error
Main Board
4 times
Balancer Error / MM
SPI Error / VLED Error
5 times
Tcon Error / HFR Error /
FRC No
Panel ID NVM Error
Tcon
Panel Module
6 times
Backlight Error
Power Supply Board
Main Board
Panel
7 times
Temperature Error
Main Board
8 times
Software Error
Main Board
Wifi (Not applicable for this manual)
10 times
Emitter Board Power
Error
SERVICE MODE
Sony also provide service mode (it’s only for qualified technicians )to change some settings to Accessing Service Mode please follow these methods
While LCD TV set is on standby mode, press the following sequence on the Remote Commander key.
Display > CHANNEL 5 > Vol Up > Power
Change data by Service Mode 1 (Chassis and VPC module)
- To change category, item and data in CHASSIS or VPC service mode:
a. Press key 2 or 5 on remote commander to select (up or down) category.
b. Press key 1 or 4 on remote commander to select (up or down) Item.
c. Press key 3 or 6 on remote commander to change(up or down) data.
Remote commander key : 1, 2, 3 is for increment
Remote commander key : 4, 5, 6 is for decrement - To save changed data in Service Mode 1
a. Press key Mute on remote commander. It shows green SERVICE changes to green WRITE.
b. Press key 0. Green WRITE changes to red WRITE. It indicate writing is processing.
c. After a while, red WRITE changes to green SERVICE. Writing process is done at this point. - TV reboot is necessary for applying data change.
Change data by Service Mode 2 (Digital Service Mode)
Change data for all Except 003 DIG_SRV_MODE
To change category, item and data in DIGITAL service mode (except 003 DIG_SRV_MODE category):
a. Press key 2 or 5 on remote commander to select (up or down) category.
b. Press key 1 or 4 on remote commander to select (up or down) Item.
c. Press key 3 or 6 to change (up or down) data.
Remote commander key : 1, 2, 3 is for increment
Remote commander key : 4, 5, 6 is for decrement
No need to save for Digital Service Mode (except for 002 MODEL & 005 CHPRESET category)
Change data for 003 DIG_SRV_MODE
To change item and data in DIGITAL service mode (003 DIG_SRV_MODE category):
Please note because this operation is special.
a. Press key 2 or 5 on remote commander to select 003 DIG_SRV_MODE.
b. Press key 1 or 4 on remote commander to select (up or down) Item.
c. Press key 0 or 10 on remote commander to select item.
d. Press key 1~9 on remote commander directly. Star (*) mark will move accordingly.
e. Press key ENTER or SELECT to decide and advance next step.
Press Remote Commander key RETURN to return to the previous page.
Note: fectory service mode is designed only for experts
Sandy
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