KDL-70W830B 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
Authorized Service Portal
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
ATSC_UC_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.
