Read Sony KDL-39R475A / KDL-42R474A / KDL-42R475A / KDL-46R475A Service Manual online
KDL-39R475A/42R474A/42R475A/46R475A 14
SECTION 3 - REPAIR INFORMATION
REPLACING THE MAIN 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 press down the 2 locking clips to release the LVDS Cable.
2.
Disconnect all remaining connectors from the Main Board.
3.
Remove all screws from the Main Board and lift to detach.
4. Reconnect the LVDS Cable.
NOTE:
Make sure to secure the 2 locking clips
.
5. Install the new Main Board, screws and all connectors.
6. Update the Software.
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 the TV.
b. Press
POWER
to turn on the TV.
c.
Wait until the Software update is complete.
7. After update is complete, press
POWER
to turn off the TV.
Click on the first or last page to see other KDL-39R475A / KDL-42R474A / KDL-42R475A / KDL-46R475A service manuals if exist.