IBM 8185 - ThinkCentre M50 - 256 MB RAM User Manual page 80

6. Install the drive into the bay. Align the screw holes and install two screws to
7. A hard disk drive requires two cables; a power cable that connects to the power
The steps to connect a drive are different depending on the type of drive you are
connecting. Use one of the following procedures for your drive connection.
Connecting the first CD drive or DVD drive
1. Locate the three-connector signal cable that comes with your computer or with
2. Locate the PATA secondary IDE connector on the system board. See
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User Guide
secure the drive.
supply and a signal cable that connects to the system board.
v A parallel ATA hard disk drive requires a four-wire power cable.
v A serial ATA hard disk drive requires a five-wire power cable.
the new drive.
"Identifying parts on the system board" on page 57.