Sony KDL-70X830B Repair Manual page 19

5. Locate and remove all screws from the Main Board, then lift as shown
to detach.
6. Install the new Main Board, K2 Board and/or Tuner Board, screws and
all connectors.
7. Update the Software.
After ALL repairs UPDATE the SOFTWARE to the latest version.
Instructions are included with the Software package on the
Authorized Service Portal
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 the Power button
e. Wait until the Software update is completed.
8. To access Service Mode, turn TV ON and OFF again then press
the following buttons within 1 second of each other:
Channel
DISPLAY
9. When the DIGITAL Menu appears, press
displays.
KDL-70X830B
website.
on the TV to turn it ON.
I/0
+
5
Volume Power
2 until 002 MODEL category
SECTION 3 - REPAIR INFORMATION
10. Press
DIGITAL
002 MODEL
001 DEST
CAUTION: If the incorrect Destination Data Value is selected, it may
corrupt the Sofware requiring a Main Board replacement.
11. Select the correct destination of the TV, press
to decrease the data value (Use the table below for reference).
Model Name
Sony
KDL-70X830B
12. Press
DIGITAL
002 MODEL
001 DEST
13. Press
DIGITAL
I/0
002 MODEL
002 MODELNAME
1 until 001 DEST item displays.
SERVICE
ATSC_UC_BASE
Destination Data Value
US/CND ATSC_UC_BASE
then 0 to save the changes.
MUTING
SERVICE
ATSC_UC_BASE
WRITE
until 002 MODELNAME displays.
1
SERVICE
_________
3 6
to increase or
15