KDL-55BX520 — Sony TV Service Manual (repair manual)

Model
KDL-55BX520
Pages
53
Size
1.25 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-55bx520.pdf
Date

View Sony KDL-55BX520 Service Manual online

SERVICE/TRAINING MANUAL
LCD Digital Color TV
AZ2-UK 
Chassis
Segment: P-2F
9-883-868-05
Version Date 
Subject
1.0  
8/5/2011 
Original Manual Release Date. 
2.0  
  9/19/2011 
Updated Disassembly Section. Replaced pages 38 and 40.  
3.0 
12/21/2011 
Added Mexico model to manual. Reissue entire manual. 
4.0 
3/26/2012 
Updated VESA Bracket information. Replaced page 38. 
5.0 
11/26/2012 
Updated Service Adjustments Section. Replaced page 44.
ORIGINAL MANUAL ISSUE DATE: 8/2011
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
SERVICE/TRAINING MANUAL
LCD Digital Color TV
AZ2-UK 
Chassis
Segment: P-2F
9-883-868-05
KDL-55BX520
MODEL LIST
         MODEL 
COMMANDER 
DESTINATION
          MODEL 
COMMANDER 
DESTINATION
KDL-55BX520  
RM-YD065 US/CND
KDL-55BX520  
RM-YD065 MX
9-883-868-05
KDL-55BX520 i
TABLE OF CONTENTS
Section 1 - Safety and Features.................................................1
Warnings and Cautions - English ...............................................1
Safety-Related Warnings ............................................................ 3
Warnings and Cautions - French ...............................................4
Safety Check-Out .......................................................................7
Self Diagnosis Function ...........................................................10
Overview .................................................................................. 11
Features ................................................................................... 11
Scene Select ..............................................................................11
USB Input ..................................................................................11
LightSensor™ Technology .........................................................11
5 HD Inputs ................................................................................11
BRAVIA® Sync™ Compatible .................................................. 12
Specifications ...........................................................................13
Section 2 - Software Requirements.........................................14
Overview ..................................................................................14
Software Updates for Customers .............................................14
Software Updates for Servicers ...............................................15
Software Update Responsibility ................................................ 15
Checking the Software Version ................................................. 15
Examples of Software Correctable Symptoms ......................... 16
Section 3 - Chassis Overview ..................................................17
Overview ..................................................................................17
Overall Circuit Description .......................................................18
Main Board ............................................................................... 18
FRC Board ................................................................................ 18
Power Supply ............................................................................ 19
Inverter ...................................................................................... 19
Switch Unit ................................................................................ 19
H Board ..................................................................................... 19
Diagrams ..................................................................................20
Block Diagrams ......................................................................... 20
Connector Diagrams ................................................................. 22
Section 4 - Troubleshooting .....................................................23
Overview ..................................................................................23
Updating the software ............................................................... 23
Video Failures ..........................................................................23
No Video ................................................................................... 23
Video Distortion ........................................................................ 24
Audio Troubleshooting .............................................................25
Power Supply Troubleshooting ................................................26
Completely Dead Set ................................................................ 26
TV Won’t Power On .................................................................. 26
Backlight Issues .......................................................................26
No Backlight, No Shutdown ...................................................... 26
Protection Shutdown ................................................................27
Standby LED Flash Count ........................................................ 27
Page of 53

Download Sony KDL-55BX520 Service Manual (Repair Manual)

Here you can view online or download Sony KDL-55BX520 Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sony KDL-55BX520 TV. Information contained in Sony KDL-55BX520 service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).