Sony KDL-32W4000 / KDL-40W4000 / KDL-46W4000 / KDL-52W4000 (serv.man2) Service Manual ▷ View online
KDL-32/40/46/52W4000 (AUS, NZ) 2-3
No
207-253VAC
Inlet on Power Board
1)
Yes
3.3VDC
(CN6401 3Pin on
BA1 board)
NO
Power Board
1)
(No STBY3.3V)
YES
NO
YES
AC cable or AC inlet
No Power
(No relay clicks)
Does Power
button work?
BA1 board
2-1. No Power (Flow Chart_B)
Switch Unit
1) 40", 46" : IP5 BOARD
52"
: G5 BOARD
KDL-32/40/46/52W4000 (AUS, NZ) 2-4
VCT I2C Bus Trouble.
I2C Error VCT
12 times
DEF (Digital Front End Module) Trouble.
Digital Error
10 times
Audio Trouble.
Audio Error (SP Protection)
8 times
HFR Error (for EMH and Cumin).
HFR Error
9 times
Monitor an Increase of an Inside-Temperature.
Internal Temperature Error
7 times
Backlight Trouble.
Panel Det Error
6 times
Main Supply Voltage Trouble.
Power_DET (12V Main Voltage)
2 times
Contents
Display
(Self Diagnosis mode)
Red LED
Blink
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.
2-2. Self Diagnosis
EEPROM Error (notread/write available).
NVM Error
11 times
No Acknowledge detected.
Digital Demod
18 times
I2C Ch1 Error in VERD.
I2C CH1 (VERD TAS)
16 times
HDCP cannot be setup correctly.
HDMI Error
14 times
If circuit or PLL circuit do not respond to IIC commands.
Tuner Error
15 times
13 times
I2C Ch0 Error in VERD.
I2C CH0 (VERD NVM/RTC)
17 times
Panel Balance Trouble.
Balance Error
MSP3410G IC does not respond to IIC commands.
MSP Error
22 times
CI Trouble.
CI Error
20 times
USB over current detected.
USB Error
19 times
No DPI-I2C
VCT Error
21 times
KDL-32/40/46/52W4000 (AUS, NZ) 2-5
NO
2 times
YES
See
2-2-2. POWER_DET
2-2-2. POWER_DET
RED LED Blinks
NO
6 times
YES
See
2-2-3. Back light Error
2-2-3. Back light Error
NO
7 times
YES
See
2-2-4. Temp Error
2-2-4. Temp Error
NO
13 times
YES
See
2-2-9. Balancer Error
2-2-9. Balancer Error
14 times
YES
See
2-2-10. HDMI Error
2-2-10. HDMI Error
NO
8 times
YES
See
2-2-5 Audio Error
2-2-5 Audio Error
2-2-1. Self Diagnosis (Flow Chart_C)
NO
15 times
YES
See
2-2-11. Tuner Error
2-2-11. Tuner Error
NO
16 times
YES
See
2-2-12. I2C-CH1 Error
2-2-12. I2C-CH1 Error
NO
10 times
YES
See
2-2-6. DEF Error
2-2-6. DEF Error
NO
11 times
YES
See
2-2-7. NVM Error
2-2-7. NVM Error
NO
12 times
YES
See
2-2-8. I2C Error
2-2-8. I2C Error
NO
17 times
YES
See
2-2-13. I2C-CH0 Error
2-2-13. I2C-CH0 Error
18 times
YES
See
2-2-14. Digital modulator Error
2-2-14. Digital modulator Error
NO
19 times
YES
NO
21 times
YES
See
2-2-16. VCTP Error
2-2-16. VCTP Error
See
2-2-15. USB Error
2-2-15. USB Error
KDL-32/40/46/52W4000 (AUS, NZ) 2-6
2-2-2. POWER_DET (RED 2 times blink)
• This indicates DC_DET of Power Board
1)
.
• 12V line on Power Board
1)
.
• VERD micro (on BA1 board) Pin6 detects POWER_DET and shuts down chassis power to standby
status.
VERD micro Pin6 Normal condition: 1.3V - 2.5V
Error case: lower than 1.3V or higher than 2.5V
– Replace Power Board
1)
.
1) 40", 46" : IP5 BOARD
52" : G5
BOARD
2-2-3. Back light Error (RED 6 times blink)
• This indicates panel power circuit error such as inverter.
• VERD micro (on BA! board) Pin40 detects PANEL_DET and shuts down chassis power to
standby status.
VERD micro Pin40 Normal condition: High / Error case: Low (lower than 0.8V)
– Replace Panel or Power
1)
/Inverter Board
.
1) 40", 46" : IP5 BOARD
52" : G5
BOARD
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