Sony KLV-24EX430 Service Manual ▷ View online
KLV-24 EX430
RM-GA022
SELF DIAGNOSTIC FUNCTION
SECTION 2
2 2 LED Di l C t l
Status
Picture Off/
Timer LED
Timer LED
Standby
LED
LED
Power LED
Remarks
Power Off
( AC Off and *1)
( AC Off and *1)
OFF
OFF
OFF
*1 power switch off (by
side key)
side key)
Power On
OFF
OFF
Green
2-1. Overview of Control Buttons
2-2. LED Display Control
Power On
OFF
OFF
Green
Standby
( by remote control off only )
( by remote control off only )
OFF
Red
OFF
Picture Off
Green
Off
Green
Set "Sleep Timer"
Orange
Off
Green
Set "On Timer"( Power On )
Orange
Off
Green
Set On Timer ( Power On )
Orange
Off
Green
Set "On Timer"( Standby )
Orange
Red
Off
Picture Frame
Orange
Off
Green
Failure
Off
Red
Blinking
Blinking
Off
The number of LED
blinking indicates
cause of failure.
blinking indicates
cause of failure.
Error of panel ID
Orange
Blinking
Blinking
Off
Green
Blinking
Blinking
Blinking:0.5sec On /
0.5sec Off
0.5sec Off
Software Updating
Orange
Blinking
Blinking
Red
Off
Wh
f t
h td
St
db LED di
l
t th
b
i
th li ht i
2-3. LED Pattern
When safety shutdown occurs, Standby LED display reports the cause by using the lightning
patterns as indicated below
patterns as indicated below
.
3.0sec
3.0sec
0.
5sec
9
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.
interval of lighting off. Please note that a 3 seconds interval of lighting off is fixed regardless of abnormal state types.
KLV-24 EX430
RM-GA022
Self Diagnostic Function
The Number of
Standby LED
(RED blinking)
Detection Items
Board / Error Item
Monitoring Items
Content
2-4. Standby LED Error Display
Note: Details refer to Troubleshooting Section.
2
Main Power Error
Adapter Error
REG19.5V_MON
Reg 19.5 V failed
3
Audio Error
B* board Error
INT_LINE
Audio failure
5
Panel Power Error
B* board Error/Panel
Panel 5V Mon
Panel 5V failed
5
Panel Power Error
boa d
o / a e
Tcon Error
a e _5 _ o
a e 5 a ed
6
Backlight Error
B* board Error/Panel
Backlight Error
BL_ERR
Backlight Error
-
RTC Error
B* board Error
RTC 12C ACK
RTC IC Failed
Note : When RTC error occurs, Shutdown error count for RTC error is incremented by 1.
TV does not go to Safety Shutdown. Standby LED does not flash.
Segment
Size
B*
Board
10
Board
Type
P-2L
24
B2FN
KLV-24 EX430
RM-GA022
Self Diagnostic Function
2-5. Triage Chart
2
3
5
6
Tuner
Video1 VIdeo2 Component HDMI
MHL
PC
Main Speaker
HP
Video1 Video2 Component
Tuner
HDMI
MHL
USB
B2F-N Board
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
HL-24 Board
Tact SW board
Blinking
No Picture
No Sound
Tact SW board
AC Adaptor
●
T-Con Board
●
Speaker Unit
●
●
▲
▲
▲
▲
▲
▲
▲
Panel Module
●
FFC Cable
▲
Joint Connector
▲
▲
▲
▲
▲
▲
▲
▲
▲
▲
▲
Note: Details refer to Troubleshooting Section.
Joint Connector
▲
▲
▲
▲
▲
▲
▲
▲
▲
▲
▲
●
Doubtful part problem
▲
Few possibility
11
KLV-24 EX430
RM-GA022
Troubleshooting
SECTION 3
TROUBLESHOOTING
3-1. Troubleshooting Flow
START
Does the Power Led
stay on when the
See
No Power
No Power
NG
TV is switched on ?
Is the Standby Led
blink ?
No Power
See
Standby LED Blink
Standby LED Blink
NG
OK
Is the Picture and
Sound OK ?
See Audio/Video
Troubleshooting doc.
Troubleshooting doc.
NG
OK
END
12
Note:
1. Details refer to each Troubleshooting Section.
2. Refer to Troubleshooting Reference location.
1. Details refer to each Troubleshooting Section.
2. Refer to Troubleshooting Reference location.
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