Read Sony KDL-26EX555 / KDL-32EX555 Service Manual online
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3G
Chassis
Segment: P-2A
9-883-882-01
Self Diagnosis
Supported model
Version Date
Subject
1.0
05/8/2012
Original Manual Release Date
ORIGINAL MANUAL ISSUE DATE: 5/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3G
Chassis
Segment: P-2A
9-883-882-01
Self Diagnosis
Supported model
KDL-32EX555
MODEL LIST
MODEL
COMMANDER
DESTINATION
MODEL
COMMANDER
DESTINATION
9-883-882-01
KDL-26EX555 RM-YD079
BRAZIL
KDL-32EX555 RM-YD079
BRAZIL
KDL-26EX555/32EX555 i
TABLE OF CONTENTS
Cautions and Warnings ..................................................................................iii
Section 1 - Features and Overview ................................................................1
Features ........................................................................................................1
Specifications ................................................................................................1
Specifications ................................................................................................1
Checking the Accessories .........................................................................2
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................4
Overall Circuit Description .............................................................................4
Main Board ...............................................................................................4
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
Switch Unit ................................................................................................5
LCD Panel Assembly ................................................................................5
Power Supply Board .................................................................................4
IR Board ....................................................................................................4
Switch Unit ................................................................................................5
LCD Panel Assembly ................................................................................5
Section 2 - Troubleshooting ...........................................................................6
Overview .......................................................................................................6
Updating the Software ..............................................................................6
Self Diagnosis Function .................................................................................6
Standby LED Blink Count .........................................................................6
Viewing the Self Check Diagnosis History ................................................7
Viewing the Self Check Diagnosis History ................................................7
Triage Chart ...................................................................................................9
Section 3 - Flow Charts and Diagrams ........................................................10
Block Diagram .............................................................................................10
No Power ................................................................................................ 11
Standby LED Blinking .............................................................................13
No Picture ...............................................................................................14
Standby LED Blinking .............................................................................13
No Picture ...............................................................................................14
Section 4 - Disassembly/Part Number Information ....................................16
Table-Top Stand Removal ...........................................................................16
KDL-26EX555 Only ................................................................................16
KDL-32EX555 Only ................................................................................16
KDL-32EX555 Only ................................................................................16
Rear Cover Removal ...................................................................................17
KDL-26EX555 Only ................................................................................17
KDL-32EX555 Only ................................................................................18
KDL-32EX555 Only ................................................................................18
Handling the LVDS FFC Connector .............................................................19
Disconnecting the LVDS FFC Connector ...............................................19
Connecting the LVDS FFC Connector ....................................................19
Connecting the LVDS FFC Connector ....................................................19
Main Board (BACS/BAPS) and
Power Supply Board (GL2/GL3) Removal ..................................................20
KDL-26EX555 Only ................................................................................20
KDL-32EX555 Only ................................................................................21
KDL-32EX555 Only ................................................................................21
Panel Brackets and LCD Panel Removal ....................................................22
KDL-26EX555 Only ................................................................................22
KDL-32EX555 Only ................................................................................23
Cleaning the LCD Panel .........................................................................23
KDL-32EX555 Only ................................................................................23
Cleaning the LCD Panel .........................................................................23
Connectors ..................................................................................................24
Screws .........................................................................................................24
Screws .........................................................................................................24
KDL-26EX555 Only ................................................................................24
KDL-32EX555 Only ................................................................................24
KDL-32EX555 Only ................................................................................24
Accessories and Packaging ........................................................................25
Miscellaneous ..............................................................................................25
Optional Accessories ...................................................................................25
Wire Dressing ..............................................................................................26
Miscellaneous ..............................................................................................25
Optional Accessories ...................................................................................25
Wire Dressing ..............................................................................................26