Lenovo ThinkSystem DE Series Installation Instructions Manual page 21

Connector type
3. Ensure that you provide the following items.
18
Cable type
I/O cables
(if ordered)
Power cables
(if ordered)
SAS cables included only with
the drive shelves
Phillips #2 screwdriver
Flashlight
ESD strap
Use
Cabling the data hosts
Powering up the
system
SAS cables
storage