IBM x3550 M4 Type 7914 User Manual

The following illustration shows the LEDs and controls on the light path
diagnostics panel.
v Remind button: This button places the system-error LED on the operator
information panel into Remind mode. In Remind mode, the system-error LED
flashes once every 2 seconds until the problem is corrected, the server is
restarted, or a new problem occurs.
By placing the system-error LED indicator in Remind mode, you acknowledge
that you are aware of the last failure but will not take immediate action to
correct the problem.
v Reset button: Press this button to reset the server and run the power-on self-test
(POST). You might have to use a pen or the end of a straightened paper clip to
press the button. The Reset button is in the lower-right corner of the light path
diagnostics panel.
Rear view
The following illustration shows the connectors on the rear of the server.
Figure 10. Light path diagnostics panel
Figure 11. Rear view connectors
20 IBM System x3550 M4 Type 7914: Installation and Service Guide

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