Cable Description Connection to SAS
expander
Connection to drive box
874066-001 Mini-SAS cable, expander to 2SFF Port 3, Port 4 Box 1
874064-001 Mini-SAS cable, expander to 2SFF Port 5, Port 6 Box 2
874065-001 Mini-SAS cable, expander to 2SFF Port 7, Port 8 Box 3
874063-001 Mini-SAS cable, expander to 2SFF Port 3 Box 1
Controller backup power cables
Cable Description
878645-001 Controller backup power cable (short)
878646-001 Controller backup power cable (long)
Prerequisites
The 12G SAS Expander Card supports up to 24 SFF drives, depending on which options are also installed in
the server.
The following components must be installed:
• Storage controller
• Drive cages
◦ 24SFF drive configuration—Bay 1, bay 2, and bay 3 installed with 8SFF front drive cages
◦ 18SFF drive configuration—Bay 1 Universal Media Bay installed with 2SFF drive cage option, and bay
2 and bay 3 installed with 8SFF front drive cages.
◦ 16SFF drive configuration—Bay 2 and bay 3 installed with 8SFF drive cages
Procedure
1. Powering down the server on page 53.
2. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3. Do one of the following:
• Extend the server from the rack (Extend the server from the rack on page 53).
• Remove the server from the rack (Removing the server from the rack on page 54).
4. Remove the access panel (Removing the access panel on page 55).
CAUTION: Do not operate the server for long periods with the access panel open or removed.
Operating the server in this manner results in improper airflow and improper cooling that can lead
to thermal damage.
5. If installed, do the following:
106 Installing hardware options
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