Blinking codes details & Suspected circuit boards. Be sure to contact any service technician too, to confirm the fault. These details are indications only. SONY_ KDL-40Z4500 - KDL-46Z4500 - KDL-52Z4500
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DIAGNOSTIC TEST INDICATORS
When an error occurs, the STANDBY LED will flash a set number of times to indicate the possible cause of the problem. If there is more than one error, the LED will identify the first of the problem areas. Result for all of the following diagnostic items is displayed on screen. If the screen displays a “0”, no error has occurred.
DC_DET: [RED 2 times blinks]
This indicates DC_DET of Power Board.
12V line on Power Board.
MOUTON micro (on BGC board) Pin6 detects POWER_DET and shuts down chassis power to standby status.
MOUTON micro Pin6 Normal condition: 1.3V - 2.5V.
Error case: lower than 1.3V or higher than 2.5V
Replace Power Board.Backlight Error [RED 6 times blink]
This indicates panel power circuit error such as inverter.
MOUTON micro (on BGC board) Pin40 detects PANEL_DET and shuts down chassis power to standby status.
MOUTON micro Pin40 Normal condition: High / Error case: Low (lower than 0.8V)
Replace Panel or Power/Inverter Board.Temp Error [RED 7 times blink]
This indicates high temperature inside chassis.
IC5507 on BGC board is monitoring temperature. IC5507 is controlled by MOUTON micro.
When it happens:
Check chassis environment.
Check around IC5507 and replace BGC board if temperature monitoring circuit has problem.
Check panel.
Audio Error [RED 8 times blink]
This indicates Audio Error (Protection). It happens:
IC8200 on BGC board, Audio Amp detects over current, thermal shut down and/or low voltage of itself.
DC voltage detected for audio line.
MOUTON micro Pin5 Normal condition: High / Error case: Low
Check UNREG15V at CN6401 Pin4 and Pin5 on BGC board And F3401 on BGC board has 13V or not.
Check above and replace BGC board.
HFR Error [RED 9 times blink]
This indicates HFR Communication error.
[ HFR Communication error ]
Mouton (IC5505) micro (on BGC board) is communicating with T-con board.
Check above and replace BGC board or LVDS harness (between BGC board and T-con board).
DEF Error [RED 10 times blink]
This indicates DEF communication error. [communication error ]
TVM micro (on BGC board) is communicating with EMMA3SL (on BGC board).
Check above and replace BGC board.
NVM Error RED 11 times blink
This indicates MOUTON NVM communication error.
MOUTON micro (on BGC board) is communicating with NVM (on BGC board)
MOUTON micro (on BGC board) is communicating with NVM (on BGC board)
Check above and replace BGC board.
I2C Error [RED 12 times blink]
This indicates I2C communication error.
VCTP micro (on BGC board) is communicating with each devices (on BGC board).
Check above and replace BGC board.
Balancer Error [RED 13 times blink]
This indicates panel power circuit error such as inverter.
MOUTON micro (on BGC board) Pin81 detects PANEL_DET and shuts down chassis power to Standby status.
MOUTON micro Pin40 Normal condition: High / Error case: Mid (0.85 - 2.65V)
Replace Panel or Power/Inverter board.
HDMI Error RED 14 times blink
This indicates HDCP error.
HDMI setting trouble matter on BGC board.
Check above and replace BGC board.
Tuner Error [RED 15 times blink]
This indicates Tuner error.
VCTP and EMMA3SL micro (on BGC board) is communicating with Tuner (TU2200) on BGC board.
Check above and replace BGC board.
I2C-CH1 Error [RED 16 times blink]
This indicates I2C communication error.
MOUTON micro (on BGC board) is communicating with Audio processor (IC3201) on BGC board.
Check above and replace BGC board.
I2C-CH0 Error [RED 17 times blink]
This indicates I2C communication error.
MOUTON micro (on BGC board) is communicating with Real time clock (IC5502) on BGC board.
Check above and replace BGC board.
Digital modulator Error [RED 18 times blink]
This indicates Tuner error.
EMMA3SL micro is communicating with inside of the Tuner (TU2200) on BGC board.
Check above and replace BGC board.
USB Error [RED 19 times blink]
This indicates USB error.
EMMA3SL micro found out USB over current detection on BGC board.
Check above and replace BGC board.
VCTP Error [RED 21 times blink]
This indicates VCTP error.
VCTP micro (IC4701) does not work normally.
Check above and replace BGC board.
VCTP micro (IC4701) does not work normally.
Check above and replace BGC board.
KDL-40Z4500 {[BOARD LAYOUT] (BACK VIEW)}
KDL-46Z4500 (Part numbers)
KDL-52Z4500 (Part numbers)
CLICK ON THE PICTURES TO ZOOM IN
To know more, see the previous post here.