Sony KDL-22CX32D Service Manual ▷ View online
KDL-22CX32D(AEP/UK/RUSS)
9
SELF DIAGNOSIS FUNCTION
DIAGNOSTIC TEST INDICATORS
When an error occurs, the STANDBY LED will flash a set number of times to
When an error occurs, the STANDBY LED will flash 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 first of the problem areas.
Result for all of the following diagnostic items are displayed on screen.
If the screen displays a “0”, no error has occurred .
If there is more than one error, the LED will identify the first of the problem areas.
Result for all of the following diagnostic items are displayed on screen.
If the screen displays a “0”, no error has occurred .
The units in this manual contain a self-diagnostic function. If an error occurs, the STANDBY LED will automatically begin to flash.
The number of times the LED flashes translates to a probable source of the problem.
A definition of the STANDBY LED flash indicators is listed in the instruction manual for the user’s knowledge and reference.
If an error symptom cannot be reproduced, the remote commander can be used to review the failure occurrence data stored in memory to reveal past problems and how often these
problems occur.
0.5
0.5
3
DISPLAY OF STANDBY LED FLASH COUNT
SELF-DIAGNOSTIC SCREEN DISPLAY
For errors with symptoms such as “power sometimes shuts off” or “screen sometimes goes out” that cannot be confirmed, it is possible to bring up past occurrences of failure for
confirmation on the screen:
[To Bring Up Screen Test]
In standby mode, press buttons on the remote commander sequentially in rapid succession as shown below:
STBY LED
Flash time
Service menu Item
name
(Screen Display)
Diagnostic Item Description
2
MAIN_POWER
Main Power Voltage Drop
DC_ALERT1
DC_ALERT
AUDIO_PROT
Audio Error
4
BALANCER
Panel Balancer Error
TCON_ERR
T-CON Error
PANEL_ID_NVM_ERR
Panel Voltage Error
6
BACKLIGHT_ERR
Back Light Error (Panel Inverter)
7
TEMP_ERR
Thermal Error
3
5
KDL-22CX32D(AEP/UK/RUSS)
10
SELF CHECK
BACK
<<
002 MAIN_POWER
000
003 DC_ALERT1
000
003 AUDIO_PROT
000
004 BALANCER_ERR
000
005 TCON_ERR
000
005 PANEL_ID_NVM_ERR
000
006 BACKLIGHT_ERR
000
007 TEMP_ERR
000
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[Home] Exit
SELF DIAGNOSIS FUNCTION
[SELF DIAGNOSTIC SAMPLE SCREEN DISPLAY]
Error count
Item name
STBY LED flash time
Total operation time by hour
Boot count
Panel operation time by hour
Since the diagnostic results displayed on the screen are not automatically cleared, always check the self-diagnostic screen.
After you have completed the repairs, clear the result display to “0”.
Clearing the Self Check Diagnostic List
1. Error history and Error count :
Press the Channel 8 => Channel 0 .
2. Panel operation time :
Press the Channel 7 => Channel 0 .
Exiting the Self-diagnostic screen
To exit the Self Diagnostic screen, turn off the power to the TV by pressing the POWER button on the remote or the POWER button on the TV.
KDL-22CX32D(AEP/UK/RUSS)
11
• Items with no part number and no description are not stocked because they are seldom required for roution service.
• The construction parts of an assembled part are indicated with a collation number in the remark colum.
• Items marked " * " are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items.
SEC 1. DISASSEMBLY AND PARTS LIST
IMPORTANT: When replacing LCD Panel or Circuit Boards ensure that all Radiation Sheets and Insulation Sheets are in their
correct positions in the TV set.
KDL-22CX32D(AEP/UK/RUSS)
12
1-1. KDL-22CX32D
1-1-1. STAND BLOCK
REF. No. PART No.
DESCRIPTION
REMARK
1
WS0026201
BRACKET, VESA (GW22B)
2
WS0026101
REAR COVER (MW22)
3
WS0025801
COVER, NECK (S3B)
4
WS0025901
NECK (S5)
5
WS0025501
BASE (S5B) ASSY
WS0018001
SCREW, +PSW M4X10
WS0010101
SCREW +BVTP 3X12 TYPE2 IT-3
WS0010201
SCREW, +PSW M5X16
4
5
DISASSEMBLY AND PARTS LIST
1-1-2. REAR COVER, VESA BRACKET, NECK AND BASE ASSY
2
1
3
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