Read Sony KDL-52XBR2 / KDL-52XBR3 Service Manual online
11
KDL-52XBR2/52XBR3
KDL-52XBR2/52XBR3
The units in this manual contain a self-diagnostic function. If an error occurs, the POWER LED will automatically begin to fl ash. The number of times
the LED fl ashes translates to a probable source of the problem. A defi nition of the POWER LED fl ash indicators is listed in the instruction manual for
the user’s knowledge and reference. If an error symptom is diffi cult to reproduced use the Remote Commander to display the record that is stored at
the internal NVM to specify the cause of the failure.
the LED fl ashes translates to a probable source of the problem. A defi nition of the POWER LED fl ash indicators is listed in the instruction manual for
the user’s knowledge and reference. If an error symptom is diffi cult to reproduced use the Remote Commander to display the record that is stored at
the internal NVM to specify the cause of the failure.
- One flash is not us ed for s elf- diag nosis.
Number of times LED Flash
Power_OVP
3
times
Fan Error
4
times
LED ON : 0.3 sec
LED OFF : 0.3sec
LED OFF : 0.3sec
LED OFF
3.0 sec
LED OFF
3.0 sec
Example
Diagnosis
!
"#
#$$
%
%
&
#'
(
)
%
%
*
+/#
+)
1
2
5
6
7+8+9
+;
$ ; 1/
;
1+8 /
1+9 /1
; / /
$6+<
= )#5 ;
$ ; 1/
;
1+8 /
1+9 /1
; / /
$6+<
= )#5 ;
Diagnostic Test Indicators
When an error occurs, the POWER LED will fl ash a set number of times to indicate the possible cause of the problem. If there is more than one error,
the LED will identify the fi rst of the problem areas. If the errors occur simultaneously, the one that corresponds to the fewest fl ashes is identifi ed fi rst.
Results for all of the following diagnostic items are displayed on screen. No error has occurred if the screen displays a “0”.
When an error occurs, the POWER LED will fl ash a set number of times to indicate the possible cause of the problem. If there is more than one error,
the LED will identify the fi rst of the problem areas. If the errors occur simultaneously, the one that corresponds to the fewest fl ashes is identifi ed fi rst.
Results for all of the following diagnostic items are displayed on screen. No error has occurred if the screen displays a “0”.
1. TV must be in standby mode. (Power off).
2. Press the following buttons on the Remote Commander within a second of each other:
DISPLAY
Channel
5
Volume
-
TV POWER .
The Self Check list displays.
This differs from accessing Service Adjustments.
LED
Display
Contents
002 :
TEMP
Panel Temp Error
000
003 :
P_OVP
Power_OVP
000
006 :
POWER
Power_Error
000
0 indicates no error was detected
007 :
AUDIO
Audio Protector
001
1 indicates an error was detected
009 :
PANEL
Panel Error
000
101 : DTT_WDT
000
(Watch Dog Timers
102 : TVM_WDT
000
are used to track
103 : WEM_WDT
000
micro processors,
104 : DEM_WDT
000
not to record errors.)
WDT- Watch Dog Timers
☛
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