Led Display Control; Led Pattern; Standby Led Error Display - Sony KDL-43W7 C Series Service Manual

Self Diagnostic Function

2-2. LED Display Control

White Center
Status
Power Off
( by power saving switch off and
*1)
Power On
STBY/i.LINK STBY/PC STBY
( by remote control off only )
Picture Off White looping White one shot
Device Connection
Power ON Animation
Sleep Timer/On
Timer/Reminder/REC Timer/Photo
Frame
( Power On )
On Timer/Reminder/REC Timer
( Deep Standby )
Self Diagnosis
Aging mode
Software Updating white blinking
Software Updating finish
Test Reset
Error of panel ID
REC (SCART REC & HDD
REC/LIVE PAUSE) [AEP/J only]
ePOP/
Shop Illumination

2-3. LED Pattern

When safety shutdown occurs, Standby LED display reports the cause by using the lightning
.
patterns as indicated below
0.5sec
0.5sec
Example: The figure above shows LED display when SHUTDOWN is caused by Audio
Error. It repeats flashing for a specified number of times in 0.5sec/cycle and has a 3 seconds
interval of lighting off. Please note that a 3 seconds interval of lighting off is fixed regardless of abnormal state types.
Side Amber
Side RGB LED
LED LED
*1 power switch off (by side
Off Off Off
White Off Off
Off Off Off
Off
White Cyan one shot Off
White White one shot Off
Amber
*2 One Shot is only user
White One shot -> Off
Lit*2
After 5 minutes, side amber
Off Off Amber
The number of LED blinking
Red indicates cause of failure
Off Off
Blinking ( refer to Led Error / Triage
Blinking:0.5sec On / 0.5sec
White Green Blinking Off
white blinking off
White Blue lit off
Amber
White white blinking
blinking
Green /Amber Blinking:0.5sec On / 0.5sec
White Off
Blinking
Red(Pink)
*2 One Shot is only user
White One shot -> Off
Lit*2
One shot Center White when
White Cyan loop Off
3.0sec 3.0sec

2-4. Standby LED Error Display

Remarks
key)
Smart
Core RED
LED
blinking
count
2x
action.
3x
LED On
chart)
Off
5x
6x
Off
7x
action.
feature change
Remarks For 3x blinking :
Tuner error don't have Red LED blinking indication.
Detection Items
Main 19.5V overvoltage [MAIN_POWE]
* This failure is not saved
Main 5.0V failure [DC_ALERT]
Audio amp. protection [AUD_ERR]
Tuner or demodulator I2C NACK [TU_DEMOD]
Panel ID EEPROM I2C No ACK (Also panel
power failure is a suspect) [P_ID_ERR]
- detect at startup sequence only
-FRC device I2C No ACK [FRCTC_I2C]
-FRC device Initialization failure [FRCTC_I2C]
-detect at startup sequence only
LED driver [BACKLIGHT]
Over temperature protection [TEMP_ERR]
Temp. sensor I2C NACK [TEMP_ERR]
Board Error Item
 Power Adapter
 BMX Board Error
 BMX Board Error
 BMX Board Error
 Speaker
 BMX Board Error
 Panel module
 Tcon board
 BMX Board Error
 Tcon board
LED driver (LD) board
 BMX Board Error
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