IBM 8682 Server User Manual


 
Controls and indicators
1 Power-control button: Press this button to manually turn on or off the
server.
2 Reset button: Press this button to reset the server and run the power-on
self-test (POST).
3 Hard-disk drive activity light: Each hot-swap drive has a hard–disk drive
activity light. When this green light is flashing, the drive is being accessed.
4 Hard-disk drive status light: Each hot-swap drive has a hard-disk drive
status light. With a ServeRAID
installation, if this amber light is on
continuously, it means that the drive has failed.
Information LED panel
The information panel on the front of the server contains status lights.
The following illustration shows the server information panel.
POWER RESET
SCSI ACT LINK OK
100 MB TX/RX INFO SYS ERROR
100
MB
LINK
OK
TX
RX
1 System power: When this green light is on, system power is present in the
server. When this light flashes, the server is in standby mode (the system
power supply is turned off and ac current is present). When this light is off,
either a power supply, AC power, or a light has failed. The power light is
located above and between the power-control button and the reset button.
Attention: If this light is off, it does not mean there is no electrical current
present in the server. The light might be burned out. To remove
all electrical current from the server, you must unplug the server
power cords from the electrical outlets.
2 Hard disk drive activity light: This green light is on when there is activity
on a hard disk drive.
3 Ethernet-link status light: When this green light is on, there is an active
connection on the Ethernet port. The Ethernet transmit/receive activity light
is also located on the Ethernet (RJ-45) connector on the rear of the server.
4 Information light: When this amber light is on, the server power supplies
General information 9