Read Sony KDL-40NX720 / KDL-46NX720 / KDL-55NX720 / KDL-60NX720 Service Manual online
KDL-40NX720/46NX720/55NX720/60NX720 ii
TABLE OF CONTENTS
LCD Panel Assembly ...............................................................28
LED Drive Board ....................................................................... 28
TCON Board .............................................................................. 28
TCON Board .............................................................................. 28
Diagrams ..................................................................................29
Block Diagrams ......................................................................... 29
Connector Diagrams ................................................................. 31
Connector Diagrams ................................................................. 31
Section 4 - Troubleshooting .....................................................37
Overview ..................................................................................37
Updating the Software ............................................................... 37
Triage Chart .............................................................................38
Protection Shutdown ................................................................39
Protection Shutdown ................................................................39
Standby LED Flash Count ......................................................... 39
Diagnostic Code Descriptions ..................................................41
Viewing the Self Check Diagnostic History ............................... 42
Section 5 - Flow Charts and Diagrams ...................................43
Overview ..................................................................................43
No Power ................................................................................... 44
Standby LED Blinking ................................................................ 47
No Picture .................................................................................. 48
Standby LED Blinking ................................................................ 47
No Picture .................................................................................. 48
Section 6 - Disassembly/Part Number Information ...............50
Table-Top Stand Assembly Removal ........................................50
Rear Cover and AC Cover Removal ........................................51
Switch Unit, HEM2 Board, Camera Module, and
Rear Cover and AC Cover Removal ........................................51
Switch Unit, HEM2 Board, Camera Module, and
Wireless LAN Card Removal ..............................................52
G4/G5/G6/G7 (Power Supply) Board and
LD Board Removal .............................................................53
KDL-40NX720/46NX720/55NX720 Only ................................... 53
KDL-60NX720 Only ................................................................... 54
KDL-60NX720 Only ................................................................... 54
BATL (Main) Board Removal ....................................................55
Center Cabinet, HLT2 Board and LCD Panel Removal ...........56
Center Cabinet, HLT2 Board and LCD Panel Removal ...........56
Cleaning the LCD Panel ............................................................ 56
Screws .....................................................................................57
Connectors ...............................................................................57
Connectors ...............................................................................57
KDL-40NX720 Only ................................................................... 57
KDL-46NX720 Only ................................................................... 58
KDL-55NX720 Only ................................................................... 58
KDL-60NX720 Only ................................................................... 58
KDL-46NX720 Only ................................................................... 58
KDL-55NX720 Only ................................................................... 58
KDL-60NX720 Only ................................................................... 58
Accessories and Packaging .....................................................59
Miscellaneous ..........................................................................59
Optional Accessories ................................................................60
Remote Commander ................................................................60
Wire Dressing ...........................................................................61
Miscellaneous ..........................................................................59
Optional Accessories ................................................................60
Remote Commander ................................................................60
Wire Dressing ...........................................................................61
KDL-40NX720 Only ................................................................... 61
KDL-46NX720 Only ................................................................... 61
KDL-55NX720 Only ................................................................... 61
KDL-60NX720 Only .................................................................. 61
KDL-46NX720 Only ................................................................... 61
KDL-55NX720 Only ................................................................... 61
KDL-60NX720 Only .................................................................. 61
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