IBM 7944 Installation And User Manual page 12

Hard disk drive
activity LED (green)
Hard disk drive
status LED (amber)
Drive bay 0 Drive bay 2
Drive bay 1 Drive bay 3
Figure 1. Front view: 2.5-inch model
On server models with an optional optical drive bay, the servers support up to four 2.5-inch simple-swap
SATA or hot-swap SAS/SATA hard disk drives.
Hard disk drive
activity LED (green)
Hard disk drive
status LED (amber)
Drive bay 0 Drive bay 2
Rack
release
latch
Drive bay 1
Figure 2. Front view: 2.5-inch model with optical drive bay
If firmware and documentation updates are available, you can download them from the IBM Web site. The
server might have features that are not described in the documentation that comes with the server, and the
documentation might be updated occasionally to include information about those features, or technical
updates might be available to provide additional information that is not included in the server documentation.
To check for updates, go to
Record information about the server in the following table.
Product name
Machine type
Model number
Serial number
The model number and serial number are on the ID label on the front of the server, as shown in the following
illustration.
Note: The illustrations in this document might differ slightly from your hardware.
System x3550 M3Installation and User's Guide
2
Drive bay 4 Drive bay 6
Drive bay 5 Drive bay 7
Optional Optional
optical drive optical drive
activity LED eject button
Drive bay 3
Optional Power-control
drive bay button and LED
http://www.ibm.com/supportportal/
Lenovo System x3550 M3 server
4254 or 7944
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USB 1
connector
USB 2 Video
connector connector
Rack
release
latch
Operator Operator information
information panel release latch
panel
.