Lenovo ThinkStation 4353 Hardware Maintenance Manual page 112

Figure 33. Installing the hard disk drive
9. Connect the signal cable and the power cable to the new hard disk drive.
Note: If you are installing SAS hard disk drives, you must connect the signal cables and power cables to
the SAS-to-SATA conversion adapter before you connect them to the hard disk drive.
Figure 34. Connecting SAS cables to SAS-to-SATA conversion adapter
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ThinkStation Hardware Maintenance Manual