DOWNLOAD Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 Service Manual ↓ Size: 4.19 MB | Pages: 33 in PDF or view online for FREE

Model
KDL-22BX325 KDL-32BX325 KDL-32BX425 KDL-40BX425
Pages
33
Size
4.19 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-22bx325-kdl-32bx325-kdl-32bx425-kdl-40bx425.pdf
Date

Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 Service Manual ▷ View online

KDL-22BX325/32BX325/32BX425/40BX425  
i
TABLE OF CONTENTS
Warnings and Cautions ..................................................................................................................................................................1
Safety-Related Warning ..................................................................................................................................................................2
Safety Check-Out ............................................................................................................................................................................3
Self Diagnosis Functions ...............................................................................................................................................................5
Specifications..................................................................................................................................................................................9
Section 1 - Disassembly/Part Number Information ...................................................................................................................11
Table-Top Stand Assembly Removal ......................................................................................................................................11
Rear Cover and Speakers Removal .......................................................................................................................................12
KDL-22BX325 Only ............................................................................................................................................................................... 12
KDL-32BX325/32BX425/40BX425 Only ................................................................................................................................................ 13
A (Main) Board, LIPS22/GT32/GT40 (Power Supply) Board and LCD Panel Removal .........................................................14
KDL-22BX325 Only ............................................................................................................................................................................... 14
KDL-32BX325/32BX425 Only................................................................................................................................................................ 15
KDL-40BX425 Only ............................................................................................................................................................................... 16
Cleaning the LCD Panel Assembly .........................................................................................................................................17
Screw Legend .........................................................................................................................................................................17
Connectors .............................................................................................................................................................................18
KDL-22BX325 Only ............................................................................................................................................................................... 18
KDL-32BX325/32BX425/40BX425 Only ................................................................................................................................................ 18
Accessories and Packing ........................................................................................................................................................19
Miscellaneous .........................................................................................................................................................................19
Remote Commander ..............................................................................................................................................................19
KDL-22BX325/32BX325/32BX425/40BX425  
ii
Wire Dressing Diagrams .........................................................................................................................................................20
KDL-22BX325 Only ............................................................................................................................................................................... 20
KDL-32BX325 Only ............................................................................................................................................................................... 21
KDL-32BX425 Only ............................................................................................................................................................................... 22
KDL-40BX425 Only ............................................................................................................................................................................... 23
Section 2 - Service Adjustments .................................................................................................................................................24
Overview .................................................................................................................................................................................24
Updating the Software ............................................................................................................................................................24
Accessing Service Adjustment Mode ......................................................................................................................................24
Selecting the Panel Code After Replacing the Panel............................................................................................................................. 25
Section 3 - Diagrams ....................................................................................................................................................................26
Circuit Boards Location ...........................................................................................................................................................26
KDL-22BX325 Only ............................................................................................................................................................................... 26
KDL-32BX325/32BX425/40BX425 Only ................................................................................................................................................ 26
Block Diagram ........................................................................................................................................................................27
KDL-22BX325/32BX325/32BX425/40BX425  
1
CAUTION
These servicing instructions are for use by qualified service personnel only. To reduce the risk of electric shock, do not perform any servicing 
other than that contained in the operating instructions unless you are qualified to do so.
CARRYING THE TV
WARNINGS AND CAUTIONS
KDL-22BX325 Only
KDL-32BX325/32BX425/40BX425 Only
Tenga en cuenta lo siguiente al configurar el TV:
• Desconecte todos los cables para transportar el TV.
• Para transportar el TV asegúrese de contar con la cantidad suficiente de personas; para los TV 
de gran tamaño se necesitan dos o más personas.
• Es muy importante la colocación correcta de las manos para trasladar el TV, por seguridad y 
para evitar cualquier daño.
WARNING!!
An isolation transformer should be used during any service to avoid possible shock hazard, because of live chassis. The chassis of this 
receiver is directly connected to the AC power line.
!
 SAFETY-RELATED COMPONENT WARNING!!
Components identified by shading and ! mark on the exploded views are critical for safe operation. 
Replace all components with Sony parts whose part numbers appear as shown in this manual or in supplements published by Sony. It is 
essential that all critical parts be replaced only with the part number specified in this manual to prevent electric shock, fire, or other hazard.
Circuit adjustments that are critical for safe operation are identified in this manual. 
Follow these procedures whenever critical components are replaced or improper operation is suspected. 
NOTE: Do not modify the original design without obtaining written permission from the manufacturer or you will void the original parts and 
labor guarantee.
KDL-22BX325/32BX325/32BX425/40BX425  
2
USE CAUTION WHEN HANDLING THE LCD PANEL
When repairing the LCD panel, be sure you are grounded by using a wrist band.
When installing the LCD panel on a wall, the LCD panel must be secured using the 4 mounting holes on the rear cover. 
1)  Do not press on the panel or frame edge to avoid the risk of electric shock.
2)  Do not scratch or press on the panel with any sharp objects.
3)  Do not leave the module in high temperatures or in areas of high humidity for an extended period of time.
4)  Do not expose the LCD panel to direct sunlight.
5)  Avoid contact with water. It may cause a short circuit within the module.
6)  Disconnect the AC power when replacing the backlight (CCFL) or inverter circuit. 
SAFETY-RELATED WARNING
 
(High voltage occurs at the inverter circuit at 650Vrms.)
7)  Always clean the LCD panel with a soft cloth material.
8)  Use care when handling the wires or connectors of the inverter circuit. Damaging the wires may cause a short.
9)  Protect the panel from ESD to avoid damaging the electronic circuit (C-MOS).
10)  During the repair,
 DO NOT leave the Power On for more than 1 hour
 while the TV is face down on a cloth.
Page of 33
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Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 Service Manual ▷ Download

  • DOWNLOAD Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 Service Manual ↓ Size: 4.19 MB | Pages: 33 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 in PDF for free, which will help you to disassemble, recover, fix and repair Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 TV. Information contained in Sony KDL-22BX325 / KDL-32BX325 / KDL-32BX425 / KDL-40BX425 Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.