IBM xSeries 330 - Manual (Page 14)

6 Hardware Maintenance Manual: xSeries 330
• Error codes and messages
• System error logging
• Upgradable BIOS, diagnostics, and Advanced System Management Processor
code
• Automatic restart after a power failure
• Parity checking on the PCI buses
• CRC checking on the SCSI buses
• Error checking and correcting (ECC) memory
• Redundant Ethernet capabilities
• Light Path Diagnostics™ on the system board
• Vital Product Data (VPD) on system board, and SCSI backplane
Server controls and indicators
This section identifies the controls and indicators on the front and the back of your
server.
Front view
Power-control button: Press this button to manually turn the server on or off.
Power-on light: This green LED lights and stays on when you turn on your server
and blinks when the server is in standby mode.
Reset button: Press this button to reset the server and run the power-on self-test
(POST). You might need to use a pen or the end of a straightened paper clip to press
the button.
Select button/indicator: Press this button to select the server in the C2T chain. The
green LED on this button lights when the monitor, keyboard, and mouse are logically
connected to this server.
System-error light: This amber LED lights when a system error occurs. An LED on
the Light Path Diagnostic panel on the system board will also be on to further isolate
the error.
Diskette drive activity light: When this LED is on, it indicates that the diskette drive
is in use.
Diskette-eject button: Push this button to release a diskette from the drive.
Hard disk drive status light: Each of the hot-swap drives has a hard disk drive status
light. When this amber LED is on continuously, the drive has failed. This status light
is active only with a ServeRAID adapter installed in the server.
Power control
button
Power-on
light (green)
Select
button/indicator
(green)
Reset
button
System error
light (amber)
Diskette drive
activity light
(green)
Diskette eject
button
Hard disk drive
status light (amber)
Hard disk drive
activity light (green) CD eject button CD activity
light (green)