Read Sony KDL-50R555A / KDL-60R555A / KDL-70R555A Service Manual online
KDL-50R555A/60R555A/70R555A 20
SECTION 3 - REPAIR INFORMATION
REPLACING THE POWER SUPPLY BOARD
1. Disconnect all connectors from Power Supply Board.
2. Remove 6 screws and lift to detach from the Rear Cover.
3. Install the new Power Supply Board, screws and connectors.
4. Update the Software.
After ALL repairs UPDATE the SOFTWARE to the latest version.
Instructions are included with the Software package on the
Instructions are included with the Software package on the
Sony
Authorized Service Portal
website.
a. Press
POWER
to turn on the TV.
b. Insert the USB device with the latest Software into the TV.
c. Press
HOME
to display the menu options.
d. Press
to select
Settings, then press
.
e. Press
/
to select
Setup.
f. Press
/
to select
Software Update, then press
.
g. Press
/
to select
USB, then press
.
h. During the Software update, the TV automatically restarts.
i. Series of different messages will appear on the TV set.
Please follow the on screen instructions.
NOTE:
An information LED may be flashing on the front bottom
of the TV.
j. After several minutes the TV may automatically restart again to
complete the update.
CAUTION: DO NOT TURN OFF THE TV OR UNPLUG THE
POWER CORD WHILE THE UPDATE IS IN PROGRESS.
k. Remove the USB device from the TV.
REPLACING THE SWITCH UNIT
1. Disconnect 1 connector from Switch Unit.
2. Grab Switch Unit by both ends and pull upwards to detach.
3. Install the new Switch Unit and connector.
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