Sony KDL-70W855B, Руководство по ремонту

Страница: 17 / 34

KDL-60W855B/70W855B 13
SECTION 3 - REPAIR INFORMATION
6. Update the Software.
After ALL repairs UPDATE the SOFTWARE to the latest version.
Instructions are included with the Software package on the Sony
website.
a. Insert the USB device with the latest Software into one of the TVs’
USB ports.
b. Connect TV to AC power.
c. Wait at least 20 seconds.
d. Press
POWER
on the remote to turn ON the TV.
e. Wait until the Software update is completed.
7. To access Service Mode, turn TV ON and OFF again then press the
following buttons within 1 second of each other:
Info i + Channel
5
Volume
+
POWER
8. When the
DIGITAL
Menu appears, press
2
until
002 MODEL
category displays.
DIGITAL SERVICE
002 MODEL
000 BOARD CHECK
9. Press 1 until 002 DEST item displays.
DIGITAL SERVICE
002 MODEL
002 DEST SBTVD-T_BASE
SBTVD-T_BASE SBTVD-T_BASE SBTVD-T_BASE
CAUTION: If the incorrect Destination Data Value is selected,
it may corrupt the Sofware requiring a Main Board replacement.
REPLACING THE MAIN BOARD / TUNER BOARD
The Main Board used in these models is available for repair. For Part
Number information refer to Section 4 - Exploded View/Part Number
Information on page 19.
1. Locate and remove 1 screw from the Bracket Rear, and lift to detach.
Bracket Rear Bracket Rear
2. Slide the Side Bracket and Under Bracket to detach from Main Board.
Under Bracket Under Bracket
Side
Bracket
Side
Bracket
3. Locate and disconnect the connectors. Then remove all screws from
the Tuner Board and Main Board and lift to detach.
4. Install the new Main Board and/or Tuner Board and screws.
5. Reconnect all connectors.