KDL-32R410B, KDL-32R413B, KDL-32R415B, KDL-32R420B, KDL-32R423B, KDL-32R424B, KDL-32R425B, KDL-32R427B, KDL-32R428B, KDL-32R430B, KDL-32R433B, KDL-32R435B, KDL-32RM5B, KDL-40R450B, KDL-40R453B, KDL-40R455B, KDL-40R470B, KDL-40R473B, KDL- - Sony TV Service Manual (repair manual). Page 8

Read Sony KDL-32R410B / KDL-32R413B / KDL-32R415B / KDL-32R420B / KDL-32R423B / KDL-32R424B / KDL-32R425B / KDL-32R427B / KDL-32R428B / KDL-32R430B / KDL-32R433B / KDL-32R435B / KDL-32RM5B / KDL-40R450B / KDL-40R453B / KDL-40R455B / KDL-40R470B / KDL-40R473B / KDL- Service Manual online

ITC3
CHASSIS
R410/412/413/420/422/423/424/425/426/427/428/430/433/435/
450/453/455/470/472/473/475/477/478/480/483/485/M5/M10B
SECTION 2
SELF DIAGNOSTIC FUNCTION
Self Diagnostic Function
2-1. Overview of Control Buttons
When safety shutdown occurs, Standby LED display reports the cause by using the lightning
patterns as indicated below
2-3. LED Pattern
3.0sec
3.0sec
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.
LED Indicator
2 2 LED Display Control
LED Indicator
• Lights up in green when you select “Picture Off”.
• Lights up in amber when you set the timer or
“Photo Frame Mode”.
• Lights up in green when the TV is turned on. 
• Flashes while the remote is being operated.
A b
R d + G
2-4. Standby LED Error Display
The Number of Standby LED 
(RED blinking)
Detection Items
Board Error Item
2
Main Power Error
AC adapter Error
Status
LED Colour
Remarks
Power Off ( AC Off  and *1)
OFF
*1  power switch off (by touch button) 
Power On
Green
Standby( by remote control
2-2. LED Display Control
Amber = Red + Green
2
Main Power Error
AC adapter Error
3
Audio Error
B* board Error
4
Panel Power Error
B* board Error
5
Panel I2C COMM Error
B* or Source board Error
6
Backlight Error
B* board Error
Standby( by remote control 
off only )
OFF
Picture Off
Green
Set "Sleep Timer"
Amber
Set "On Timer” ( Power On )
Amber
6
Backlight Error
B  board Error
Set "On Timer”( Standby )
Amber
Picture Frame
Amber
Failure
Red Blinking
The number of LED blinking indicates 
cause of failure.
Amber/Green
Size
B* Board Type
PAN ASIA, CHINA EUROPE, AMERICA
B*Board Type:  
Error of panel ID
Amber/Green 
Blinking
Blinking:0.5sec Amber/ 0.5sec Green
Software Updating
Amber
Blinking
Blinking: 1sec On / 1sec Off
6
8
28”
-
BIL
32”
BIS
BIL
40”
BIS
BIL
48”
BIS
BIL
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