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SECTION 2
SELF DIAGNOSTIC FUNCTION
S
f
KDL- 40, 46, 55, 60 NX720
RM-GD019
KDL- 40, 46, 55, 60 NX723
RM-GD019
2-1. Overview of Control Buttons
1
Power
2-2 LED Display Specification
LED Type
Description
Remark
POWER
GREEN:LED
RED: LED
Green Lights at Power On
Red Lights when recording ( only
applicable in Japan and Europe models)
STANDBY
RED: One LED
Red Lights during standby
2
Program
2-3. LED Display Control
g
g
y
TIMER/PIC OFF
ORANGE/GREEN: Orange Lights during Timer activation
and Green Lights during Picture Off.
Two LEDs
Blinking Pattern
Status
Picture Off/
Connecting/Tim
Standby LED Power /REC
3
4
5
Volume
Input Select/
Home
Enter
Off
Off
Self Diagnosis
Off
RED Blink
Off
Standby
( by remote control off only )
Off
RED Lit
Refer to Blinking pattern of Self
Di
i
d
Power On
Off
Off
GREEN
Connecting/Tim
Power Off
( by power button or AC off )
Off
Off
5
Home
E
f
l ID
ORANGE
Off
GREEN Bli k
Off
Test Reset finish
ORANGE Lit
Red
GREEN Lit
Software Updating
ORANGE
Blink
RED Lit
Software Updating finish
ORANGE Lit
Off
GREEN Lit
Aging mode
Off
Off
GREEN Blink
Self Diagnosis
Off
RED Blink
Off
Blinking:0.5sec On / 0.5sec Off
Off
End of Aging mode
Off
GREEN Blink
Blinking:5sec On / 1sec Off
Blinking:3sec On / 3sec Off
Bli ki 0 5
O / 0 5
Off
Diagnosis mode
2-4. LED Pattern
When safety shutdown occurs, Standby LED display reports the cause by using the lightning
patterns as indicated below.
[REC][Sleep Timer][Power ON]
ORANGE
Off
RED
[Picture Off][On Timer][REC][Power ON] GREEN
Off
RED
Error of panel ID
ORANGE
Blink
Off
GREEN Blink
Blinking:0.5sec On / 0.5sec Off
p
3.0sec
3.0sec
0 5sec
0.
5sec
3.0sec
6
8
9
10
Remote
Sensor
Picture
Timer
Off/Standby
Indicator
Power
Indicator
6
6
7
IR Logo
0.5sec
Example: The figure above shows LED display when SHUTDOWN is caused by Balancer
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.
-8-
2-5. Standby LED Error Display.
Self Diagnostic Function
KDL- 40, 46, 55, 60 NX720
RM-GD019
KDL- 40, 46, 55, 60 NX723
RM-GD019
Main Board (B*)
Harness (B* or/and G*)
Power Supply Board (G*)
Countermeasure to replaced either/all
Blinking
Times
Error
Main Power Error
2
Main Board (B*)
Speaker
Power Supply Board (G*)
Main Board (B*)
Main Board/ DC Alert Error/
Audio Error
3
Power Supply Board (G*) and/or (G**)
LD Board
Panel
Power Supply Board (G**)
Harness (G*/G**, Panel), LVDS Harness
4
Balancer Error/ MM SPI Error/
VLED Error
T Con Error/ HFR Error/ FRC
Panel (Tcon)
Main Board (B**)
TCon
Panel Module
Harness(Tcon or/and LD Board)
Error
Panel ID NVM Error
5
FFC Connector
LD Board
Main Board (B*)
Light Source(Panel Module)
Power Supply Board (G*) and/or (G**)
6
Backlight Error
Segment
Size
B*
G*
G**
Main Board (B*)
Panel
Wifi
Main Board (B*)
Harness(Tcon or/and HEM Board)
8
Software Error
Temperature Error
7
Segment
Size
B
Board
Type
G
Board
Type
G
Board
Type
3a-1
40
BAT-L
G4BW
3a-1
46
BAT-L
G5AW
Harness(Tcon or/and HEM Board)
HEM Board
Tcon (Board)
EmItter Error (3D models)
10
–9–
3a-1
55
BAT-L
G6AW
G7A
3a-1
60
BAT-L
G6AW
G7A
Note: Details refer to Troubleshooting Section.
2-6. Triage Chart
Self Diagnostic Function
KDL- 40, 46, 55, 60 NX720
RM-GD019
KDL- 40, 46, 55, 60 NX723
RM-GD019
Green LED
Blinking
No
Power
Remote
Network
Audio
2
3
4
5
6
7
8
10
Green LED
non-stop
Blinking
No Green Power
LED (Dead Set)
Stationary
colored
lines or
dots
No video
One of
Inputs
No video
all Inputs No Remote
Wireless
can't connect
No Audio
Reference
Symptoms - Shutdown. Power LED
blinking red diagnostics sequences
Video
- missing or distorted
g
(
)
p
p
B* BOARD
▲
▲
▲
▲
▲
▲
▲
▲
▲
G* BOARD
▲
▲
▲
▲
▲
H* BOARD(IR)
▲
HEM BOARD
RF Module(RF)
SPEAKER
▲
Skype Module
Wifi Module
Wifi Module
LD BOARD
▲
LVDS CABLE
▲
▲
▲
▲
TCON
▲
LCD Panel
▲
POWER POWER POWER
PANEL
(TCON)
PANEL
(Backlight) TEMP Software EMIT-TER
AUDIO
FAN
(N/A)
Problem
: Most likely defective part
Note: Details refer to Troubleshooting Section.
: Most likely defective part.
:
Secondary possible defective part.
:
Not Applicable for this model.
Segment
Size
B*
Board
Type
G*
Board
Type
G*
Board
Type
H*
Board
Type
3a-1
40
BAT-L
G4BW
HLT2
–10–
3a-1
46
BAT-L
G5AW
HLT2
3a-1
55
BAT-L
G6AW
G7A
HLT2
3a-1
60
BAT-L
G6AW
G7A
HLT2
SECTION 3
TROUBLESHOOTING
KDL- 40, 46, 55, 60 NX720
RM-GD019
KDL- 40, 46, 55, 60 NX723
RM-GD019
Troubleshooting
3-1. Power Problem
3-2. Standby Led Blinking
3-2-1. 2-times blinking (Main Power Error)
No Power
Turn on the Switch
Check
SW OFF
2-times blinking
Check STBY 3.3V
Replace the Harness
Turn on the Switch
* Power Saving Switch
NG
NG
SW ON
Check REG12V
at pins 2/3 of
CN6001 on
the B* Board
G* Board
Replace the Harness
Between G* Board and
B* Board
NO 12V
NG
at 10 pin of CN6001
on the B* Board
G* Board
Between G* Board and
B* Board
NG
OK
Symptom
improvement
improvement
the B* Board
B* Board
Harness
12V OK
Symptom
improvement
improvement
Harness
B* Board
Power Saving Switch:Only for BAT-L model
(2b-1,2b-2,3a-1)
Segment
Size
B* Board
Type
G* Board
Type
3a-1
40
BAT-L
G4BW
3a-1
46
BAT-L
G5AW
-11-
3a-1
55
BAT-L
G6AW
3a-1
60
BAT-L
G6AW
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