IBM 43635gu User Guide - Page 22

Server controls, LEDs, and power, Front view, Power-on LED, Power-control button

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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, LEDs, and connectors on the front of the server. Power-on LED Power-control button Hard disk drive activity LED System-error LED USB connectors CD-eject or DVD-eject button CD or DVD drive activity LED Optional diskette-eject button Optional diskette drive activity LED 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. The LED will flash if the system is turned off and the power cord is still attached to the server. Note: If this LED is off, it does not mean that there is no electrical power in the server. The LED might be burned out. To remove all electrical power from the server, you must disconnect the power cords from the electrical outlets. Power-control button Press this button to turn the server on and off manually. Hard disk drive activity LED When this LED is flashing, it indicates that a hard disk drive is in use. 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. Detailed troubleshooting information is in the Problem Determination and Service Guide on the IBM System x Documentation CD. USB connectors Connect USB devices to these connectors. 8 System x3200 Types 4362 and 4363: User's Guide

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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, LEDs, and connectors on the front of
the server.
CD-eject or
DVD-eject button
CD or DVD drive
activity LED
Hard disk drive
activity LED
Power-on
LED
Power-control
button
System-error
LED
USB connectors
Optional
diskette-eject
button
Optional
diskette drive
activity LED
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. The LED will flash if the system is turned off and the
power cord is still attached to the server.
Note:
If this LED is off, it does not mean that there is no electrical power in
the server. The LED might be burned out. To remove all electrical power
from the server, you must disconnect the power cords from the electrical
outlets.
Power-control button
Press this button to turn the server on and off manually.
Hard disk drive activity LED
When this LED is flashing, it indicates that a hard disk drive is in use.
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.
Detailed troubleshooting information is in the
Problem Determination and
Service Guide
on the IBM
System x Documentation
CD.
USB connectors
Connect USB devices to these connectors.
8
System x3200 Types 4362 and 4363: User’s Guide