Sony KDL-40Z4500 / KDL-46Z4500 / KDL-52Z4500 (serv.man2) Service Manual ▷ View online
– 12 –
KDL-40, 46, 52 Z4500
RM-GD005
4-2. Self Diagnosis
Red LED
Display
Contents
Blink
(Self Diagnosis mode)
2 times
DC_DET (12V Main Voltage)
Main Supply Voltage Trouble.
6 times
Panel Det Error
Backlight Trouble.
7 times
Internal Temperature Error
Monitor an Increase of an Inside-Temperature.
8 times
Audio Error (SP Protection)
Audio Trouble.
9 times
HFR Error
High Frame Rate Error.
10 times
Digital Error
DEF (Digital Front End module) Trouble.
11 times
NVM Error
EEPROM Error (not read/write availble).
12 times
I2C Error VCT
VCT I2C Bus Trouble.
13 times
Balance Error
Panel Balance Trouble.
14 times
HDMI Error
HDCP cannot be setup correctly.
15 times
Tuner Error
If circuit of PLL circuit do not respond to I2C commands.
16 times
I2C CH1 (MOUTON TAS)
I2C Ch1 Error in MOUTON.
17 times
I2C CH0 (MOUTON NVM/RTC)
I2C CH0 Error in MOUTON.
18 times
Digital Demod
No Acknowledge detected.
19 times
USB Error
USB over current detected.
20 times
CI Error
CI Trouble.
21 times
VCT Error
No DPI-I2C
22 times
MSP Error
MSP3410G IC does not respond to I2C commands.
When self diagnosis happens, STBY (Red) LED blinks and the history can be
seen on display by self diagnosis mode.
seen on display by self diagnosis mode.
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KDL-40, 46, 52 Z4500
RM-GD005
4-3. Self Diagnosis (Flow Chart_C)
NO
2 times
YES
See
4-4. DC_DET
4-4. DC_DET
RED LED Blinks
NO
6 times
YES
See
4-5. Backlight Error
4-5. Backlight Error
NO
7 times
YES
See
4-6. Temp Error
4-6. Temp Error
NO
13 times
YES
See
4-12. Balancer Error
4-12. Balancer Error
14 times
YES
See
4-13. HDMI Error
4-13. HDMI Error
NO
8 times
YES
See
4-7. Audio Error
4-7. Audio Error
NO
15 times
YES
See
4-14. Tuner Error
4-14. Tuner Error
NO
16 times
YES
See
4-15. I2C-CH1 Error
4-15. I2C-CH1 Error
NO
10 times
YES
See
4-9. DEF Error
4-9. DEF Error
NO
11 times
YES
See
4-10. NVM Error
4-10. NVM Error
NO
12 times
YES
See
4-11. I2C Error
4-11. I2C Error
NO
17 times
YES
See
4-16. I2C-CH0 Error
4-16. I2C-CH0 Error
18 times
YES
See
4-17. Digital modulator Error
4-17. Digital modulator Error
NO
19 times
YES
NO
21 times
YES
See
4-19. VCTP Error
4-19. VCTP Error
See
4-18. USB Error
4-18. USB Error
NO
9 times
YES
See
4-8. HFR Error
4-8. HFR Error
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KDL-40, 46, 52 Z4500
RM-GD005
4-4. DC_DET (RED 2 times blink)
• 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.
• 12V line on Power Board.
• MOUTON micro (on BGC board) Pin6 detects POWER_DET and shuts down chassis power to standby status.
MOUTON micro Pin 6
Normal condition: 1.3V - 2.5V
Error case: lower than 1.3V or higher than 2.5V
Error case: lower than 1.3V or higher than 2.5V
– Replace Power Board.
4-5. 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 (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 .
4-6. 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.
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.
– Check around IC5507 and replace BGC board if temperature monitoring circuit has problem.
– Check panel.
4-7. Audio Error (RED 8 times blink)
• This indicates Audio Error (Protection).
• It happens:
• 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
– 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.
4-8. HFR Error (RED 9 times blink)
• This indicates HFR Communication error.
• [ 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.
4-9. DEF Error (RED 10 times blink)
• This indicates DEF communication error.
• [ communication error ]
• [ communication error ]
– TVM micro (on BGC board) is communicating with EMMA3SL (on BGC board).
• Check above and replace BGC board.
4-10. NVM Error (RED 11 times blink)
• This indicates MOUTON NVM communication error.
• MOUTON micro (on BGC board) is communicating with NVM (on BGC board) .
• Check above and replace BGC board.
• MOUTON micro (on BGC board) is communicating with NVM (on BGC board) .
• Check above and replace BGC board.
4-11. 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.
• VCTP micro (on BGC board) is communicating with each devices (on BGC board).
• Check above and replace BGC board.
– 15 –
KDL-40, 46, 52 Z4500
RM-GD005
4-12. 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 (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.
4-13. HDMI Error (RED 14 times blink)
• This indicates HDCP error.
• HDMI setting trouble matter on BGC board.
• Check above and replace BGC board.
• HDMI setting trouble matter on BGC board.
• Check above and replace BGC board.
4-14. 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.
• VCTP and EMMA3SL micro (on BGC board) is communicating with Tuner (TU2200) on BGC board.
• Check above and replace BGC board.
4-15. 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.
• MOUTON micro (on BGC board) is communicating with Audio processor (IC3201) on BGC board.
• Check above and replace BGC board.
4-16. 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.
• MOUTON micro (on BGC board) is communicating with Real time clock (IC5502) on BGC board.
• Check above and replace BGC board.
4-17. 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.
• EMMA3SL micro is communicating with inside of the Tuner (TU2200) on BGC board.
• Check above and replace BGC board.
4-18. 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.
• EMMA3SL micro found out USB over current detection on BGC board.
• Check above and replace BGC board.
4-19. VCTP Error (RED 21 times blink)
• This indicates VCTP error.
• VCTP micro (IC4701) does not work normaly.
• Check above and replace BGC board.
• VCTP micro (IC4701) does not work normaly.
• Check above and replace BGC board.
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