SONY - LCD TV_ KDL 32BX400_KDL40BX400_LED BLINKING CODES_SERVICE MODE_DISASSEMBLY PROCEDURE
LED BLINKING CODES [LED flashes]
- The identification of errors within the AZ1-N chassis is triggered in one of two ways:
- Busy.
- Device failure to respond to IIC.
- In the event of one of these situations arising, the software will first try to release the bus if busy. Failure to do so will report with a continuous flashing LED, and then communicate with each device in turn to establish if a device is faulty. If a device is found to be faulty the relevant device number will be displayed through LED. The series of Flashes which must be counted.
Number of LED flashes.
|
Error description
|
Checked
|
Action
|
02
|
Power supply protection error.
|
In normal and factory mode.
|
Goes to standby.
|
03
|
Audio error.
|
In normal and factory mode.
|
Goes to standby.
|
04
|
Balancer error.
|
In normal and factory mode.
|
Goes to standby.
|
05
|
Panel error & Panel ID error.
|
In normal and factory mode.
|
Goes to stahdby.
|
06
|
Inverter error.
|
In normal and factory mode.
|
Goes to standby.
|
13
|
NVM error.
|
In initialization state.
|
Adds error to error menu.
|
14
|
I2C error.
|
In normal and factory mode.
|
Adds error to error menu.
|
15
|
Tuner error.
|
In initialization state.
|
Adds error to error menu.
|
16
|
DVB – T/C Demod error.
|
In initialization state.
|
Adds error to error menu.
|
18
|
USB error.
|
In normal and factory mode.
|
Adds error to error menu.
|
19
|
Cl error.
|
In normal and factory mode.
|
Adds error to error menu.
|
RESETTING ERROR CODES [OSD SERVICE MENU]
- If software version of the set is older than M8R31 (M8.311), update to latest version.
- Power Off / Power On.
- Apply TT19.
- Apply TT08. TV switches Off and then restarts.
- Confirm error has disappears.
Note: TT19 is necessary, if Factory Mode is not enabled.
When Factory Mode is enabled "F" is shown on top right screen in TT mode.
HOW TO ENTER SERVICE MODE [FACTORY]
- Turn ON the Power to TV set.
- Press { [i+] => 5 => Vol + => Tv/Standby} in sequence.
DISASSEMBLY
- Remove the rear cover fixing screws and then carefully pull the rear cover away from the back of the set.
- Remove the 4 stand fixing screws and lift the TV set up away from the Stand Ass'y.
- Remove the speaker bracket remove one screw. Then gently pull the speaker bracket away from the back of the TV set.
- To remove the Under cover, first remove the rear cover, and the stand ass'y. Then remove one screw, gently pull the under cover away from the back of the TV set.
- To remove the 'Static Converter' board, disconnect all connections, and then remove 4 screws and ease the board gently away from the back of the set.
- To remove the 'BEN' board, disconnect all connectors and then remove the 4 screws and ease the board gently away from the back of the TV set.
- To remove the 'H2LS' board, disconnect the 1 connector and release the 3 clips and ease the board gently away.
- To remove the HLR board, first remove the speaker bracket, then disconnect one connector or HLR board and release the 2 clips and ease out the board.