Sony KDL-40HX755 / KDL-46HX755 / KDL-55HX755 Service Manual ▷ View online
KDL-40HX755/46HX755/55HX755 43
SECTION 5 - UPDATES AND ADJUSTMENTS
16. To save the changes, press
MUTING
then press
0
.
17. Exit service mode by turning the TV power off.
RESETTING THE TV TO FACTORY CONDITION
Use the following instructions to restore the User Adjustments and Channel
Memory settings to the preset factory conditions.
1. Turn the TV On by pressing
POWER
, then wait approximately
seconds.
2. While holding down the on the Remote Commander, press the
POWER
button on the side of the TV.
3. The set restarts and displays the Initial Setup screen. This may
take several minutes.
RESETTING THE TV TO FACTORY CONDITION USING
SERVICE MODE
1. Take the TV out of deep Standby mode by pressing
POWER
to
turn on the TV.
2. Press
POWER
to turn the TV back off.
3. Press the following buttons on the Remote Commander within a
second of each other:
DISPLAY
Channel
5
Volume
+
POWER
4. If necessary, press
JUMP
or
OPTIONS
to go to DIGITAL menu.
5. Press the following buttons on the Remote Commander within a
second of each other:
Press
8
MUTING
0
.
“SERVICE” changes to green RST.
RST executes the command and displays EXE.
EXE-RST displays green, then red indicating the TV is writing the
data.
6. When the process is complete the green SERVICE text displays
and the LED display as shown below:
TIMER
Standby
POWER
7. Cycle AC Power
(Unplug and Plug AC Cord from the AC Outlet).
The set restarts and displays the Initial Setup screen.
This may take several minutes.
KDL-40HX755/46HX755/55HX755 44
Sony Corporation
Sony Technology Center
Technical Services
Service Publication Department
9-888-463-02
English
2012BJ74WEB-1
Printed in USA
© 2012.2
is a trademark of Sony Electronics
Reproduction in whole or part without written permission is prohibited. All rights reserved
KDL-40HX755/46HX755/55HX755 A-1
APPENDIX A: ENCRYPTION KEY COMPONENTS
Encryption key components developed by Sony Corporation contain confidential information, and shall be handled under the non-disclosure obligations
provided in the applicable agreement with Sony Corporation (and/or its subsidiary).
As part of this agreement specific instructions must be adhered to whenever a Circuit Board containing encryption key components is repaired and/or replaced
As part of this agreement specific instructions must be adhered to whenever a Circuit Board containing encryption key components is repaired and/or replaced
pursuant to the following:
1. In the service manual the Circuit Board(s) containing encryption key components shall be identified with a red outline and a .
2. Only repair boards or components listed in the service manual shall be utilized for replacement and/or repair.
3. Disassembly, decryption, or reverse-engineering component(s) is strictly prohibited.
4. Any board in which the Servicer replaces an encryption key component must be placed back into the set it orignally came from and the replaced
2. Only repair boards or components listed in the service manual shall be utilized for replacement and/or repair.
3. Disassembly, decryption, or reverse-engineering component(s) is strictly prohibited.
4. Any board in which the Servicer replaces an encryption key component must be placed back into the set it orignally came from and the replaced
defective component MUST BE DESTROYED. Boards cannot be swapped.
5. If a Circuit Board identified with a red outline and a in the service manual is deemed to be defective:
a. and if a core charge is imposed and is covered under the product warranty, the defective un-repaired or modified board MUST BE RETURNED
to Sony.
b. and if the core charge is NOT covered under the product warranty, the defective un-repaired or modified board MUST BE DESTROYED.
6. If a unit is destroyed (such as field scrap), the Circuit Board identified with a
red outline and a in the service manual MUST BE DESTROYED.
KDL-40HX755/46HX755/55HX755 A-1
APPENDIX A: ENCRYPTION KEY COMPONENTS
Encryption key components developed by Sony Corporation contain confidential information, and shall be handled under the non-disclosure obligations
provided in the applicable agreement with Sony Corporation (and/or its subsidiary).
As part of this agreement specific instructions must be adhered to whenever a Circuit Board containing encryption key components is repaired and/or replaced
As part of this agreement specific instructions must be adhered to whenever a Circuit Board containing encryption key components is repaired and/or replaced
pursuant to the following:
1. In the service manual the Circuit Board(s) containing encryption key components shall be identified with a red outline and a .
2. Only repair boards or components listed in the service manual shall be utilized for replacement and/or repair.
3. Disassembly, decryption, or reverse-engineering component(s) is strictly prohibited.
4. Any board in which the Servicer replaces an encryption key component must be placed back into the set it orignally came from and the replaced
2. Only repair boards or components listed in the service manual shall be utilized for replacement and/or repair.
3. Disassembly, decryption, or reverse-engineering component(s) is strictly prohibited.
4. Any board in which the Servicer replaces an encryption key component must be placed back into the set it orignally came from and the replaced
defective component MUST BE DESTROYED. Boards cannot be swapped.
5. If a Circuit Board identified with a red outline and a in the service manual is deemed to be defective:
a. and if a core charge is imposed and is covered under the product warranty, the defective un-repaired or modified board MUST BE RETURNED
to Sony.
b. and if the core charge is NOT covered under the product warranty, the defective un-repaired or modified board MUST BE DESTROYED.
6. If a unit is destroyed (such as field scrap), the Circuit Board identified with a
red outline and a in the service manual MUST BE DESTROYED.