Lenovo System x3650 M5 Installation And Service Manual page 160

8x3.5-inch hot-swap hard disk drive model
SAS signal cable
Power / configuration
cable
SAS 0 SAS 1
Figure 74. 8x3.5-inch hot-swap hard disk drives cabling
12x3.5-inch drive model
The internal routing for the 12x3.5-inch drive model cables.
The following illustration shows the internal routing for the 12x3.5-inch drive model cables.
Note: There might be 3 or 4 power connectors on the system board depending on your configuration.
However, this difference will not affect the cable routing. Follow the following illustrations to complete
your cable routing.
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Lenovo System x3650 M5 Installation and Service Guide