IBM x3550 M4 Type 7914 User Manual

AC power-supply LEDs
Description Action NotesAC DC Error (!)
On Off Off Power-supply not
fully seated, faulty
system board, or
the power supply
has failed.
1. Reseat the power supply.
2. Follow actions in the “Power
problems” on page 166.
3. If the OVER SPEC LED on
the light path diagnostics is
lit, follow the actions in
“Light path diagnostics
LEDs” on page 137.
4. If the OVER SPEC LED on
the light path diagnostics is
not lit, check the error LEDs
on the system board and the
IMM2 error messages. Follow
steps in “Power problems”
on page 166 and “Solving
power problems” on page
175 until the problem is
solved.
Typically indicates a
power-supply is not
fully seated.
On Off On The power supply
has failed.
Replace the power supply.
On On On The power supply
has failed.
Replace the power supply.
DC power-supply LEDs:
Use this information to view DC power-supply LEDs.
The following illustration shows the locations of the power-supply LEDs on the dc
power supply.
The following table describes the problems that are indicated by various
combinations of the power-supply LEDs on a dc power supply and suggested
actions to correct the detected problems.
Figure 90. DC power-supply LEDs
Chapter 4. Troubleshooting 143

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