Bottom Cover; Replacing The Switching Regulator - Sony CCU-D50 Service Manual

1-6. Removing and Reinstalling the Cabinet
1-7. Replacing the Switching Regulator
1. Remove the six screws, and remove the bottom cover.
Be sure to perform the insulation test after the switching
regulator was replaced or serviced.
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1. Remove the top cover, front panel and bottom cover.
(Refer to Section 1-6.)
2. Pull out the front frame assembly. (Refer to steps 1 to
6 of Section 1-15-2.)
3. Lift up the four lead pins on the PR-270/270A board to
unfasten the harnesses as shown in the figure.
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2. Reinstall the bottom cover in the reverse order of
removal.
PR-270/270A board
Lead pins
1-9
CCU-D50/D50P SMV1E