Replacing The Main Board - Sony KDL-50R550A Repair Manual

3. Proceed according to model:
For 50" models:
Disconnect AC Cable from connector and pull up Rear Cover to remove.
For 60" and 70" models:
Insert AC Cable through the Rear Cover and pull up to remove.
.
KDL-50R550A/60R520A/60R550A/70R550A
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
Information on page 21.
1. Disconnect LVDS and FFC cables.
a. Lift the black locking bar and pull LVDS cable to release.
b. Lift the black locking bar and pull FFC cables to release.
2. Disconnect 2 connectors from the Antenna.
3. Disconnect remaining connectors.
Section 4 - Exploded View/Part Number
15