Sony Bravia KDL-40EX520, Service Manual

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KDL-32EX421/32EX423/32EX520/32EX521/32EX523/40EX520/40EX521/40EX523/46EX520/46EX521/46EX523 61
SECTION 7 - SERVICE ADJUSTMENTS
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. While holding down the on the Remote Commander,
press the POWER button on the TV Switch Unit of the
set.
2. The set restarts and displays the Initial Setup screen.
This may take several minutes.
RESETTING THE TV TO FACTORY CONDITION
USING SERVICE MODE
1. TV must be in Standby Mode. (POWER off).
2. Press the following buttons on the Remote Commander
within a second of each other:
DISPLAY
Channel
5
Volume
+ POWER
.
3. If necessary, press JUMP or OPTIONS to go to DIGITAL
mode.
4. Press
8
.
SERVICE changes to green RST.
5. Press MUTING .
RST executes the command and displays EXE.
6. Press 0 .
EXE-RST displays green, then red indicating the TV is
writing the data.
When the process is complete the green SERVICE text
displays and the LED display as shown below:
TIMER Standby POWER 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.