IBM x3550 M4 Type 7914 User Manual

Replacing a hot-swap dc power supply:
To install a hot-swap dc power supply, complete the following steps.
About this task
Attention: Only trained service personnel other than IBM service technicians are
authorized to install and remove the -48 volt dc power supply, and make the
connections to and disconnections from the -48 volt dc power source. IBM service
technicians are not certified or authorized to install or remove the -48 volt power
cable. The customer is responsible for ensuring that only trained service personnel
install or remove the -48 volt power cable.
Procedure
1. Read the safety information that begins on “Safety” on page vii and
“Installation guidelines” on page 33.
2. Touch the static-protective package that contains the hot-swap power supply
to any unpainted metal surface on the server; then, remove the power supply
from the package and place it on a static-protective surface.
3. Turn off the circuit breaker for the dc power source to which the new power
supply will be connected. Disconnect the power cord from the dc power
source.
4. Attach the dc power cable to the new power supply.
5. If you are installing a hot-swap power supply into an empty bay, remove the
power-supply filler from the power-supply bay.
Figure 172. DC power supply rear view
Chapter 6. Removing and replacing components 283

IBM x3550 M4 Type 7914 Specifications

General

Form Factor	1U Rack
Memory Slots	24 DIMM slots
Operating System Support	Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware vSphere
Processor	Up to two Intel Xeon E5-2600 or E5-2600 v2 series processors
Chipset	Intel C600 Series Chipset
Memory	Up to 768GB DDR3
RAID Support	RAID 0, 1, 10
Network Interface	4 x 1GbE (embedded)
Power Supply	Dual hot-swap power supplies (550W, 750W, or 900W)
Expansion Slots	Up to 3 PCIe 3.0 slots
Storage	Up to 8 x 2.5" or 4 x 3.5" hot-swap drives