Sony KDL-32BX330 / KDL-32BX331 Service Manual ▷ View online
LCD DIGITAL COLOR TV
SERVICE MANUAL
AZ3FZ
CHASSIS
MODEL NAME
REMOTE COMMANDER DESTINATION
9-883-872-54
LEVEL
3
CONFIDENTIAL
Segment: P-2F
HISTORY INFORMATION FOR THE FOLLOWING MANUAL:
ORIGINAL MANUAL ISSUE DATE: 1/2012
REVISION DATE
SUBJECT
1/24/2012
Original Manual Release Date
2/9/2012
Updated Safety Check-Out, Printed Circuit Boards and Schematic Diagrams Information
and Exploded View. Replaced pages 6, 9 and 29.
3/29/2012
Reissue entire manual.
Removed US destination for KDL-32BX331 model.
Added information for new S/N range for KDL-32BX330.
Added information for new KDL-32BX330 model for MX (white).
4/27/2012
Corrected Back Light Cover PN on Exploded View. Replaced page 30.
CONFIDENTIAL
SERVICE MANUAL
INTERNAL ONLY
KDL-32BX330
RM-YD072
US/CND
KDL-32BX330
RM-YD072
MX/LA
KDL-32BX331
RM-YD072
CND
KDL-32BX331
RM-YD072
MX/LA
Self Diagnosis
Supported model
2
KDL-32BX330/32BX331
KDL-32BX330/32BX331
TABLE OF CONTENTS
SECTION TITLE
PAGE
SECTION TITLE
PAGE
Cautions and Warnings ................................................................. 3
Safety-Related Warning ................................................................. 4
Safety Check-Out .......................................................................... 6
Features and Specifications .......................................................... 8
Safety-Related Warning ................................................................. 4
Safety Check-Out .......................................................................... 6
Features and Specifications .......................................................... 8
SECTION 1: DIAGRAMS ..................................................................... 9
1-1. Circuit Boards Location ......................................................... 9
1-2. Printed Circuit Boards and Schematic Diagrams Information 9
1-3. Schematics and Supporting Information ............................. 10
1-2. Printed Circuit Boards and Schematic Diagrams Information 9
1-3. Schematics and Supporting Information ............................. 10
A Board Schematic Diagram (1 of 14) ................................. 10
A Board Schematic Diagram (2 of 14) ................................. 11
A Board Schematic Diagram (3 of 14) ................................. 12
A Board Schematic Diagram (4 of 14) ................................. 13
A Board Schematic Diagram (5 of 14) ................................. 14
A Board Schematic Diagram (6 of 14) ................................. 15
A Board Schematic Diagram (7 of 14) ................................. 16
A Board Schematic Diagram (8 of 14) ................................. 17
A Board Schematic Diagram (9 of 14) ................................. 18
A Board Schematic Diagram (10 of 14) ............................... 19
A Board Schematic Diagram (11 of 14) ............................... 20
A Board Schematic Diagram (12 of 14) ............................... 21
A Board Schematic Diagram (13 of 14) ............................... 22
A Board Schematic Diagram (14 of 14) ............................... 23
G1 (Power Supply) Board Schematic Diagram (1 of 2) ...... 25
G1 (Power Supply) Board Schematic Diagram (2 of 2) ...... 26
H Board Schematic Diagram ............................................... 28
A Board Schematic Diagram (2 of 14) ................................. 11
A Board Schematic Diagram (3 of 14) ................................. 12
A Board Schematic Diagram (4 of 14) ................................. 13
A Board Schematic Diagram (5 of 14) ................................. 14
A Board Schematic Diagram (6 of 14) ................................. 15
A Board Schematic Diagram (7 of 14) ................................. 16
A Board Schematic Diagram (8 of 14) ................................. 17
A Board Schematic Diagram (9 of 14) ................................. 18
A Board Schematic Diagram (10 of 14) ............................... 19
A Board Schematic Diagram (11 of 14) ............................... 20
A Board Schematic Diagram (12 of 14) ............................... 21
A Board Schematic Diagram (13 of 14) ............................... 22
A Board Schematic Diagram (14 of 14) ............................... 23
G1 (Power Supply) Board Schematic Diagram (1 of 2) ...... 25
G1 (Power Supply) Board Schematic Diagram (2 of 2) ...... 26
H Board Schematic Diagram ............................................... 28
SECTION 2: EXPLODED VIEW ........................................................ 29
2-1. LCD Panel Module and Rear Cover .................................... 29
2-1-1. Cleaning The LCD Module ...................................... 29
2-2. LCD Panel Module Exploded View ..................................... 30
2-3. Connectors .......................................................................... 31
2-4. Accessories and Packing .................................................... 31
2-5. Miscellaneous ..................................................................... 31
2-6. Optional Accessories ........................................................... 31
2-7. Remote Commander ........................................................... 31
2-3. Connectors .......................................................................... 31
2-4. Accessories and Packing .................................................... 31
2-5. Miscellaneous ..................................................................... 31
2-6. Optional Accessories ........................................................... 31
2-7. Remote Commander ........................................................... 31
SECTION 3: SOFTWARE UPDATE AND SERVICE ADJUSTMENTS 32
3-1. Protection Shutdown ........................................................... 32
3-1-1. Standby LED Flash Count ....................................... 32
3-1-2. Diagnostic Table ...................................................... 32
3-1-3. Accessing the Self Diagnosis History ...................... 32
3-1-2. Diagnostic Table ...................................................... 32
3-1-3. Accessing the Self Diagnosis History ...................... 32
3-2. Accessing Service Mode ..................................................... 33
3-2-1. Accessing the Self Diagnosis History ...................... 33
3-3. Replacing the Main Board ................................................... 33
3-3-1. Updating the Software ............................................. 33
3-3-2. Selecting the Model Name ...................................... 34
3-3-3. Adding the Serial Number and
3-3-2. Selecting the Model Name ...................................... 34
3-3-3. Adding the Serial Number and
Clearing the Self Diagnosis History ........................ 35
3-4. Replacing the LCD Panel Module ....................................... 35
3-4-1. Clearing the Self Diagnosis History ......................... 35
SECTION 4: ELECTRICAL PARTS LIST .......................................... 36
Appendix A: TINA Service Software Manual ................................ A-1
Appendix A: TINA Service Software Manual ................................ A-1
3
KDL-32BX330/32BX331
KDL-32BX330/32BX331
CAUTIONS AND WARNINGS
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.
WARNING!!
An isolation transformer should be used during any service to avoid possible shock hazard, in case of live chassis.
CARRYING THE TV
• Disconnect all cables when carrying the TV.
• Carry the TV with the adequate number of people; larger size TVs require two or more people.
• Correct hand placement while carrying the TV is very important for safety and to avoid damage.
ATTENTION!!
Ces instructions de service sont à l’usage du personnel de service qualifié seulement. Pour prévenir le risque de choc
électrique, ne pas faire l’entretien autre que celui contenu dans le Mode d’emploi à moins que vous soyez qualifié faire
ainsi.
ALERTE!!
Afin d’eviter tout risque d’electrocution provenant d’un chássis sous tension, un transformateur d’isolement doit etre utilisé
lors de tout dépannage.
POUR TRANSPORTER LE TÉLÉVISEUR
• Débranchez tous les câbles avant de transporter le téléviseur.
• Transportez le téléviseur avec le nombre adéquat de personnes; téléviseur de grande taille nécessitent deux
personnes ou plus.
• Lors du transport du téléviseur, le bon emplacement des mains est très important pour votre sécurité, ainsi que pour
éviter de causer des dommages.
4
KDL-32BX330/32BX331
KDL-32BX330/32BX331
SAFETY-RELATED WARNING
!
SAFETY-RELATED COMPONENT WARNING!!
There are critical components used in LCD color TVs that are important for safety. These components are identified with
shading and
!
mark on the schematic diagrams and the electrical parts list. It is essential that these critical parts be
replaced only with the part number specified in the electrical parts list to prevent electric shock, fire, or other hazard.
NOTE: Do not modify the original design without obtaining written permission from the manufacturer or you will void the
original parts and labor warranty.
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.
To avoid damaging the LCD panel:
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
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.
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.
(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
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,
10) During the repair,
DO NOT leave the Power On for more than 1 hour
while the TV is face down on a
cloth.