IBM System x3750 M4 Installation And Service Manual page 146

11. Close the SAS cable guide cover.
Results
If you have other devices to install or remove, do so now. Otherwise, go to
"Completing the installation" on page 129.
128
System x3750 M4 Types 8722 and 8733: Installation and Service Guide
SAS signal
cable
connectors
SAS signal
cable
SAS cable
guide