KDL-39R475A, KDL-42R474A, KDL-42R475A, KDL-46R475A - Sony TV Service Manual (repair manual). Page 8

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KDL-39R475A/42R474A/42R475A/46R475A 4
DIAGNOSING THE ERROR
Before servicing the Television:
1. 
Verify the TV has the symptom the customer indicated.
2. 
Check to see if the latest Software is installed.
a. 
If not, install the latest version. 
3. 
Determine the replacement part required.
VIEWING THE SELF CHECK DIAGNOSIS HISTORY
When an error is detected, the Self Check screen records the number of 
times the error occurred. This is helpful in confirming past occurrences of 
an error and for determining if an error is intermittent when the customer is 
not sure what is causing the television to shut down. If the screen displays 
a “0”, no error has occurred.
1.  Press 
POWER
 to turn on the TV and then turn it off again.
2. 
Press  the  following  buttons  on  the 
Remote Commander  within  1 
second of each other: 
 
DISPLAY
 
 Channel 
5
 
 Volume 
-
 
 
POWER
NOTE:
 This differs from accessing Service Adjustments Mode (Volume +).
SECTION 2 - TROUBLESHOOTING
Self Diagnosis
Supported model
Back
<<
002
MAIN_ POWER
001
003
DC_ALERT1 
 
 
  000
003
AUDIO_PROT
0
0
0
R_ERR
E
C
N
A
L
A
B
4
0
0
000
000
0
0
0
R
R
E
_
N
O
C
T
5
0
0
005
PANEL_ID_NVM_ERR
0
0
0
T
I
L
K
C
A
B
6
0
0
0
0
0
R
R
E
_
P
M
E
T
7
0
0
[Home] Exit
SELF CHECK
Indicates
an error 
has occurred
Indicates
no error 
has occurred
00116
00024
00115
SAMPLE SELF CHECK DIAGNOSIS PAGE
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