Rear View - IBM System x3250 M3 Type 4251 Installation And User Manual

v Optional DVD drive activity LED: When this LED is lit, it indicates that the
v Hot-swap hard disk drive activity LEDs (some models): This LED is used on
v Hot-swap hard disk drive status LEDs (some models): This LED is used on

Rear view

The following illustration shows the LEDs and connectors on the rear of the server.
Note: The illustrations in this document might differ slightly from your hardware.
AC Power LED
(green)
v Ethernet link LEDs: When these LEDs are lit, they indicate that there is an
v Ethernet activity LEDs: When these LEDs are lit, they indicate that there is
v AC power LED (some models): This LED is used on power supply with Active
v DC power LED (some models): This LED is use on power supply with AEM.
v Power-error (!) LED (some models): This LED is use on power supply with
v Power cord connector: Connect the power cord to this connector.
v Video connector: Connect a monitor to this connector.
optional DVD drive is in use.
SAS or SATA hard disk drives. Each hot-swap hard disk drive has an activity
LED, and when this LED is flashing, it indicates that the drive is in use.
SAS or SATA hard disk drives. When this LED is lit, it indicates that the drive has
failed. If an optional IBM ServeRAID controller is installed in the server, when this
LED is flashing slowly (one flash per second), it indicates that the drive is being
rebuilt. When the LED is flashing rapidly (three flashes per second), it indicates
that the controller is identifying the drive.
Power-cord
connector
DC Power LED
Power supply
(green)
error LED
(amber)
active link connection on the 10BASE-T, 100BASE-TX, or 1000BASE-TX
interface for the Ethernet port.
activity between the server and the network.
Energy Manager (AEM). This green LED provides status information about the
power supply. During typical operation, both the ac and dc power LEDs are lit.
For any other combination of LEDs, see the Problem Determination and Service
Guide on the IBM System x Documentation CD.
This green LED provides status information about the power supply. During
typical operation, both the ac and dc power LEDs are lit. For any other
combination of LEDs, see the Problem Determination and Service Guide on the
IBM System x Documentation CD.
AEM. When this amber LED is lit, it indicates that the power supply has failed.
For any other combination of LEDs, see the Problem Determination and Service
Guide on the IBM System x Documentation CD.
Ethernet 1 Ethernet 1 Ethernet 2
activity LED link LED activity LED
Serial
Ethernet 2
connector
link LED
NMI button
USB 3-4 connector
USB 1-2 connector
Video
connector
Chapter 1. The System x3250 M3 server
PCI slot 1
PCI slot 2
15