Lenovo ThinkCentre M77 1990 User Manual page 66

5. Press the blue release button to release the hard disk drive cage from the chassis.
Figure 38. Removing the secondary hard disk drive
6. Remove the hard disk drive cage from the chassis by simply sliding it outward.
7. Pull on the blue handle to release and remove the hard disk drive from the hard disk drive cage.
8. Flex the sides of the blue bracket to remove the hard disk drive from the bracket.
9. To install a new hard disk drive into the blue bracket, flex the bracket and align pin
4
and pin on the bracket with the corresponding holes in the hard disk drive. Do not touch the circuit
board 5 on the bottom of the hard disk drive.
Figure 39. Installing the hard disk drive into the bracket
10. Slide the new hard disk drive into the hard disk drive cage until it snaps into position.
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ThinkCentre User Guide
1 , pin 2 , pin 3 ,