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6 - Maintenance
6.3.3.13 Power Supply (5V / +15V I -15V) Board
The 5V/±I5V Power Supply is located at the top of the right electronics com-
partment, toward the front of the instrument. (The 40V Power Supply is right
next to this board, toward the rear of the instrument.) To replace the 5V/± 15V
Power Supply, follow the steps below and refer to Figure 48.
Required
Materials
5/16" Hex Nut Driver
To
Replace the
Power Supply Board
1 R e m o v e the rear cabinet shell as described in Section 6.3.3.1.
2 R e m o v e the Electrical Guard as described in Section 6.3.3.2.
3 U n p l u g the white connector on the top of the board.
4 U n p l u g the connector on the bottom of the board.
5 T h e r e is one nut on each of the board's four corners. Remove these nuts
and remove the board.
6 R e p l a c e the board by reversing the above steps.
Figure 4E5 — Power Supply (5V/±15V) Removal
MA-0'03-f3
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