4599U022AA
4599U038AB
6. Remove the mechanical circuit board cover from the hard disk drive (4 screws).
✽When attaching the hard disk drive to the mechan- ical circuit board, tighten the bushing at the back of the mechanical circuit board until it appears as shown in the illustration.
(5)Removing the power supply circuit board for the expansion hard disk drive
| 4348U018AC |
CN1 | 4599U013AB |
CN2 | 4599U018AA |
1. Remove the lower rear cover (4 screws).
NOTE
During assembly, place a toothed washer onto the screw in the
2.Disconnect the connectors from CN1 and CN2 on the power supply circuit board.