Sony KDL-40EX725 Service Manual page 5

Diagrams ..................................................................................22
Block Diagram ........................................................................... 22
Connector Diagrams ................................................................. 24
Section 4 - Troubleshooting .....................................................30
Overview ..................................................................................30
Updating the Software ............................................................... 30
Triage Chart .............................................................................31
Protection Shutdown ................................................................32
Standby LED Flash Count ......................................................... 32
Diagnostic Code Descriptions ..................................................36
Viewing the Self Check Diagnostic History ............................... 37
Section 5 - Flow Charts and Diagrams ...................................38
Overview ..................................................................................38
No Power ................................................................................... 39
Standby LED Blinking ................................................................ 41
No Picture/No Sound ................................................................. 47
TV/Remote Commander Buttons Not Working ......................... 50
Network Not Connecting .......................................................... 52
3D Does not Display .................................................................. 54
Skype Accessory Not Working .................................................. 55
KDL-32EX725/40EX725/46EX725/55EX725
TABLE OF CONTENTS
Section 6 - Disassembly/Part Number Information ...............57
Table-top Stand Assembly Removal ........................................57
Rear Cover and AC Cover Removal ........................................58
Switch Unit and Speakers Removal .........................................59
LD Board, HEM2 Board, HLR2 Board
and HMS3 Board Removal .................................................60
G10/G4/G5/G6/G8 (Power Supply) Board, and
BATV (Main) Board Removal .............................................61
KDL-32EX725/40EX725/46EX725 Only ................................... 61
KDL-55EX725 Only ................................................................... 62
Panel Brackets and LCD Panel Removal ................................63
Cleaning the LCD Panel ............................................................ 63
Screw Legend ..........................................................................64
Connectors ...............................................................................64
KDL-32EX725 Only ............................................................. 64
KDL-40EX725 Only ............................................................. 65
KDL-46EX725 Only ............................................................. 65
KDL-55EX725 Only ............................................................. 65
Accessories and Packaging .....................................................66
Miscellaneous ..........................................................................66
Optional Accessories ................................................................66
Remote Commander ................................................................66
Wire Dressing ...........................................................................67
KDL-32EX725 Only ................................................................... 67
KDL-40EX725 Only ................................................................... 67
KDL-46EX725 Only ................................................................... 67
KDL-55EX725 Only ................................................................... 67
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