Table of Contents
Advertisement
1.4 Server Chassis Features
Control Panel
The switches and LEDs located on the control panel are described below. See Chapter 4 for
details on the control panel connections.
Item
Feature
1
Power Button
2
UID Button
3
Information LED
4
NIC LED
5
Power
Status
Description
Continuously on and red
An overheat condition has occurred. (This may be caused by cable congestion.)
Blinking red (1 Hz)
Fan failure: check for an inoperative fan.
Blinking red (0.25 Hz)
Power failure: check for an inoperative power supply.
Solid blue
UID has been activated locally to locate the server in a rack environment.
Blinking blue (300 Msec)
UID has been activated using IPMI to locate the server in a rack environment.
2
Figure 1-1. Control Panel View
Control Panel Features
Description
The main power button on each of the control panels is used to apply or remove power from the
power supply to associated node Turning power to the system off with this button removes the
main power, but keeps standby power supplied to the system. The power button has a built-in
LED which will turn green when the power is on
When used with a UID compatible motherboard, the UID button is used to turn on or off the blue
light function of the LED. This light is displayed in the front as part of the UID button and with a
separate LED at the rear of the node. The light helps locate the node in large racks and server
banks.
See the following table for the status shown by this LED.
This LED indicates network activity on either LAN1 or LAN2 when flashing.
Indicates power is being supplied to the system power supply units. This LED is illuminated when
the system is operating normally.
Information LED
3
4
5
1
11
Chapter 1: Introduction
Advertisement
Table of Contents
