KDL-32BX320, KDL-32BX321, KDL-32BX420, KDL-32BX421, KDL-40BX420, KDL-40BX421, KDL-46BX420, KDL-46BX421 - Sony TV Service Manual (repair manual)

kdl-32bx320, kdl-32bx321, kdl-32bx420, kdl-32bx421, kdl-40bx420, kdl-40bx421, kdl-46bx420, kdl-46bx421 service manual

Model: KDL-32BX320 KDL-32BX321 KDL-32BX420 KDL-32BX421 KDL-40BX420 KDL-40BX421 KDL-46BX420 KDL-46BX421
Pages: 80
Size: 6.34 MB
Type: PDF
Document: Service Manual
Brand: Sony
Device: TV
File: kdl-32bx320-kdl-32bx321-kdl-32bx420-kdl-32bx421-kd.pdf
Date: 2018-11-20

Next: Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 (serv.man2) Service Manual

Read Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 Service Manual online

SERVICE/TRAINING MANUAL
LCD Digital Color TV
AZ2-UK 
Chassis
Segment: P-2F
9-883-851-06
Version Date 
Subject
1.0  
1/17/2011 
Original Manual Release Date 
2.0 
5/26/2011 
Reissue entire manual. 
3.0 
7/19/2011 
Reissue entire manual. 
4.0 
10/20/2011 
Updated manual to add KDL-46BX421 MX destination information. 
 
 
Removed LVDS cable PNs from Disassembly Information for KDL-40BX421.  
 
 
Replaced pages 36 to 53 and A-12.  
5.0 
11/17/2011 
Updated Service Adjustment Section. Replaced page 58. 
6.0	
10/9/2012	
Clarified	process	for	Accessing	Service	Adjustment	Mode.	 
 
 
  Replaced pages 56 & 57.
ORIGINAL MANUAL ISSUE DATE: 1/2011
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:

SERVICE/TRAINING MANUAL
LCD Digital Color TV
AZ2-UK 
Chassis
Segment: P-2F
9-883-851-06
KDL-40BX420

MODEL LIST
         MODEL 
COMMANDER 
DESTINATION
          MODEL 
COMMANDER 
DESTINATION
KDL-32BX320  
RM-YD065 MX/LA 
KDL-32BX320  
RM-YD065 US/CND 
KDL-32BX321  
RM-YD065 MX/LA 
KDL-32BX420  
RM-YD065 MX 
KDL-32BX420  
RM-YD065 US/CND 
KDL-32BX421  
RM-YD065 MX 
KDL-32BX421  
RM-YD065 US/CND 
KDL-40BX420  
RM-YD065 MX/LA 
KDL-40BX420  
RM-YD065 
US/CND  
KDL-40BX421  
RM-YD065 MX 
KDL-40BX421  
RM-YD065 US/CND 
KDL-46BX420  
RM-YD065 MX/LA 
KDL-46BX420  
RM-YD065 US/CND 
KDL-46BX421  
RM-YD065 US/CND
KDL-46BX421  
RM-YD065 MX
9-883-851-06

KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421 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 .............................................................9
Overview ..................................................................................10
Features ...................................................................................10

Scene Select ............................................................................. 10
USB Input ................................................................................. 10
LightSensor™ Technology ........................................................ 10
5 HD Inputs ............................................................................... 10
BRAVIA® Sync™ Compatible ...................................................11
KDL-32BX320/32BX321 Models Only .......................................11
All Except KDL-32BX320/32BX321 Models ..............................11
Specifications ...........................................................................12
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 .......................................................19

A Board ..................................................................................... 19
Power Supply ............................................................................ 19
Inverter ...................................................................................... 20
Switch Unit ................................................................................ 20
H Board ..................................................................................... 20
Section 4 - Troubleshooting .....................................................22
Overview ..................................................................................22
Updating the software ............................................................... 22
Video Failures ..........................................................................22

No Video ................................................................................... 22
Video Distortion ........................................................................ 23

Audio Troubleshooting .............................................................24
Power Supply Troubleshooting ................................................25
Completely Dead Set ................................................................ 25
TV Won’t Power On .................................................................. 25
Backlight Issues .......................................................................25
No Backlight, No Shutdown ...................................................... 25
Protection Shutdown ................................................................26
Standby LED Flash Count ........................................................ 26

Display

Download Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 Service Manual (Repair Manual)

Here you can read online and download Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 Service Manual in PDF. KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 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.

Found More:

KDL-32BX320 / KDL-32BX321 / KDL-32BX420 / KDL-32BX421 / KDL-40BX420 / KDL-40BX421 / KDL-46BX420 / KDL-46BX421 Service Manuals

Download	Pages	Size
KDL-32BX320 S/N range 9,000,001 - 9,200,000 Service Manual	26	1.57 MB
KDL-32BX320 KDL-32BX321 KDL-32BX420 KDL-32BX421 KDL-40BX420 KDL-40BX421 KDL-46BX420 KDL-46BX421 (serv.man2) LEVEL 3 Service Manual	38	1.72 MB
KDL-22BX320 KDL-26BX320 KDL-32BX311 KDL-32BX320 KDL-40BX420 KLV-22BX320 KLV-26BX320 KLV-32BX320 KLV-32CX320 KLV-40BX420 Service Manual	50	1.83 MB
KDL-26BX320 KDL-26BX321 KDL-32BX320 KDL-32BX321 KDL-32BX420 KDL-37BX420 KDL-40BX420 S/N RANGE 6,000,001 - 6,999,999 Service Manual	34	1.83 MB

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