Hitachi Compute Rack 220S Replacement Manual page 68

4. Perform the reverse procedure of removal to install the air baffle.
NOTICE
5. Perform the reverse procedure of removal to connect the SAS cable and the
LED flat cable from the Rear HDD kit (ES7623-Y/ES7623-R) to the HDD
backplane if any.
6. Perform the reverse procedure of removal to connect the cache backup cable
to RAID card with cache backup module if any.
7. Install the rear top cover of the system unit.
See Installing the rear top cover
8. Install the front top cover of the system unit.
See Installing the front top cover
9. Reinstall the system unit to the rack cabinet.
See Sliding the system unit into a rack cabinet
4-18
Make sure that cables do not get hung up on the side of the air

baffle when the air baffle is installed. Otherwise, the cables may
be damaged or disconnected.
Route the cables where that the cables do not touch heatsinks or

fans. Otherwise, the cables may be damaged by heat of
heatsinks or rotation of fans while in operation.
Make sure that the cushion is attached to the chassis.
Make sure that the cache backup cable is routed and connected
correctly to the cache backup module.
Replacing parts
Hitachi Compute Rack 220S CRU Replacement Guide
on page 3-9.
on page 3-10.
on page 3-6.