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4. Control Unit
4.1 Overview
The Control Unit internal layout:
Drive Bay Unit
CD-ROM Drive (upper)
HDD (lower)
Switching Power Supply
4.2 Replacing the MIB
To replace the MIB, follow the steps below:
(1) Shut down Windows. Turn OFF the Control Unit and Drive Unit.
(2) Remove four Top Cover screws on the back of the Control Unit.
(3) Disconnect the motion cable from the MIB.
(4) Remove the Top Cover from the Control Unit.
(5) Remove four mounting screws for the board holder assembly, then remove it.
RC520 Rev.7
Fan
FDD
MIB
(3) Motion Cable
Board Holder Assembly
Maintenance 4. Control Unit
CPU Board
135
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