KDL-40EX645, KDL-46EX641, KDL-46EX645, KDL-50EX645, KDL-55EX645 - Sony TV Service Manual (repair manual)

kdl-40ex645, kdl-46ex641, kdl-46ex645, kdl-50ex645, kdl-55ex645 service manual
Model
KDL-40EX645 KDL-46EX641 KDL-46EX645 KDL-50EX645 KDL-55EX645
Pages
50
Size
4.2 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-40ex645-kdl-46ex641-kdl-46ex645-kdl-50ex645-kd.pdf
Date

Read Sony KDL-40EX645 / KDL-46EX641 / KDL-46EX645 / KDL-50EX645 / KDL-55EX645 Service Manual online

SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3FK 
Chassis
Segment: P-2
9-883-899-02
Self Diagnosis
Supported model
Version Date 
Subject
1.0  
8/12/2012 
Original Manual Release Date.
2.0 
4/29/2013 
Updated part number information on Section 4 - Dissasembly/Part Number Information.
ORIGINAL MANUAL ISSUE DATE: 8/2012
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE / TRAINING MANUAL
LCD Digital Color TV
AZ3FK 
Chassis
Segment: P-2
9-883-899-02
Self Diagnosis
Supported model
KDL-50EX645
MODEL LIST
         MODEL 
COMMANDER 
DESTINATION
          MODEL 
COMMANDER 
DESTINATION
9-883-899-02
KDL-40EX645 RM-YD075 
CND
KDL-46EX641 RM-YD075 
US
KDL-46EX645 RM-YD075 
US
KDL-50EX645 RM-YD075 
US/CND
KDL-55EX645 RM-YD075 
CND
KDL-40EX645/46EX641/46EX645/50EX645/55EX645 i
TABLE OF CONTENTS
Cautions and Warnings ..................................................................................iii
Section 1 - Features and Overview ................................................................1
Features ........................................................................................................1
Specifications ................................................................................................1
Chassis Overview ..........................................................................................3
Overall Circuit Description .............................................................................5
Main Board ...............................................................................................5
Power Supply Board .................................................................................5
IR Board ....................................................................................................5
Switch Unit ................................................................................................5
Wireless LAN Card ...................................................................................6
LCD Panel Assembly ................................................................................6
Section 2 - Troubleshooting ...........................................................................7
Overview .......................................................................................................7
Updating the Software ..............................................................................7
Self Diagnosis Function .................................................................................7
Standby LED Blink Count .........................................................................7
Viewing the Self Check Diagnosis History ................................................8
Triage Chart ...................................................................................................9
Section 3 - Flow Charts and Diagrams ........................................................10
Block Diagram .............................................................................................10
All Models Except KDL-50EX645 ...........................................................10
KDL-50EX645 Only ................................................................................ 11
No Power .....................................................................................................12
All Models Except KDL-50EX645 ...........................................................12
KDL-50EX645 Only ................................................................................13
Standby LED Blinking ..................................................................................15
No Video ......................................................................................................16
Section 4 - Disassembly/Part Number Information ....................................18
Table-Top Stand Removal ...........................................................................18
Rear Cover Removal ...................................................................................19
All Models Except KDL-50EX645 ...........................................................19
KDL-50EX645 Only ................................................................................20
Main Board (A) and Power Supply Board (GL5A/GL5B/GE50/GE55) 
Removal ......................................................................................................21
All Models Except KDL-50EX645 ...........................................................21
KDL-50EX645 Only ................................................................................22
LCD Panel Removal ....................................................................................23
All Models Except KDL-50EX645 ...........................................................23
KDL-50EX645 Only ................................................................................24
Cleaning the LCD Panel .........................................................................24
Connectors ..................................................................................................25
KDL-40EX645 Only ................................................................................25
KDL-46EX641/46EX645 Only .................................................................25
KDL-50EX645 Only ................................................................................26
KDL-55EX645 Only ................................................................................26
Screws .........................................................................................................27
Accessories and Packaging ........................................................................28
Miscellaneous ..............................................................................................28
Optional Accessories ...................................................................................28
Remote Commander ...................................................................................28
Wire Dressing ..............................................................................................29
Page of 50
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Download Sony KDL-40EX645 / KDL-46EX641 / KDL-46EX645 / KDL-50EX645 / KDL-55EX645 Service Manual (Repair Manual)

Here you can read online and download Sony KDL-40EX645 / KDL-46EX641 / KDL-46EX645 / KDL-50EX645 / KDL-55EX645 Service Manual in PDF. KDL-40EX645 / KDL-46EX641 / KDL-46EX645 / KDL-50EX645 / KDL-55EX645 service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony KDL-40EX645 / KDL-46EX641 / KDL-46EX645 / KDL-50EX645 / KDL-55EX645 TV. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.