General Description - NEC N8100-1575F User Manual

2-4 General Description

1 POWER LED (green)
This LED turns green when the power is turned on.
2 DISK ACCESS LED (green/amber)
This LED is green during access to the internal hard disk drives or optical disk drive.
The LED turns amber when the hard disk drive fails. The LED blinks green and amber
alternately during rebuild processing (in RAID configuration).
3 ACT/LINK LED (green)
This LED is on while the system is connected to the network.
4 UID (Unit ID) LED (blue)
This LED goes on when the UID switch is pressed. (The LED also goes on or blinks when
software issues a command.)
5 STATUS LED (green/amber) (on the front panel)
This LED indicates the server status. The LED is green during normal operation. The LED
turns amber or blinks when the server enters the abnormal state.
6 VGA port connector
This connector is used to connect the server to a device with the VGA port.
7 USB connector
These connectors are used to connect the server to a device with the USB interface.
8 Reset switch
Press this switch to reset the system. In normal operation, this switch is not used.
9 UID (Unit ID) switch
Press the UID switch to turn on/off the UID LED. Pressing the switch once turns on the LED.
Pressing it again turns it off.
10 POWER switch
The POWER switch is used to turn the power of the server ON/OFF. If you press this switch
once, the power is turned on with the POWER LED going on green. If you press the switch
again, the power is turned off with the LED going off. Keep pressing the switch for 4 seconds
or more forcibly shuts down the system. This switch can be used as a SLEEP switch if the OS
supports sleep feature. In SLEEP Mode, this LED blinks.
11 NMI (DUMP) switch
Press this switch to dump system memory. In normal operation, this switch is not used.
12 Hard disk drive bays
Up to four hard disk drives can be installed in the bays on 3.5-inch disk model server.
Up to eight hard disk drives can be installed in the bays on 2.5-inch disk model server.
The last-digit number indicates the channel number. In the standard configuration, the dummy
sponge blocks are installed in all the bays.
13 DISK LED (green/amber)
LED on the hard disk drive. Each LED is green during access to the hard disk drive.
The LED turns amber when the hard disk drive fails. The LED blinks green and amber
alternately during rebuild processing (in RAID configuration).