IBM 4348, User Manual

Page: 19 / 70

Server controls, LEDs, and power
This section describes the controls and light-emitting diodes (LEDs) and how to turn
the server on and off.
Front view
The following illustration shows the controls and LEDs on the front of the server.
DVD eject
button
DVD drive
activity LED
(Optional) Diskette-eject
button
Hard disk drive
activity LED
Power-on LED
System error LED
USB (2)
Power-control
button
DVD-eject button
Press this button to release a CD or DVD from the DVD drive.
DVD drive activity LED
When this LED is lit, it indicates that the DVD drive is in use.
USB connectors
Connect a USB device to these connectors.
System-error LED
When this amber LED is lit, it indicates that a system error has occurred.
An LED on the system board might also be lit to help isolate the error.
Hard disk drive activity LED
When this LED is flashing, it indicates that the hard disk drive is in use.
Power-control button
Press this button to turn the server on and off manually. A
power-control-button shield comes with the server.
Power-on LED
When this LED is lit, it indicates that the server is turned on. When this LED
is off, it indicates that ac power is not present, or the power supply or the
LED itself has failed. When this LED is blinking, it indicates that the system
is in the ACPI s5 system status.
Chapter 1. The System x3100 Type 4348 server
7