NEC Express5800 Series EXP320B - Manual (Page 52)

2-8 General Description
(1) POWER LED (green)
This LED illuminates when the power supply is switched on (see page 2-22).
(2) DISK ACCESS LED (green/amber)
This LED illuminates in green when the internal hard disk drives are accessed. If any internal
hard disk drive is failing, the LED illuminates in amber (see page 2-22).
(3) FT status LED (green/amber)
This LED indicates the status of the server (see page 2-23).
In the Duplex mode, the LED illuminates in green.
In the Simplex mode, the LED does not illuminate.
If either of the CPU/IO modules fails, the LED illuminates in amber. While memory dump is
being performed, this LED blinks in amber.
(4) CPU/IO module #1 status LED
This LED indicates the status of the CPU/IO module #1 (see page 2-24). When the module is
running successfully, the LED illuminates in green. If the module has a problem, the LED
blinks in green, illuminates in amber, or blinks in amber.
(5) CPU/IO module #0 status LED
This LED indicates the status of the CPU/IO module #0 (see page 2-24). When the module is
running successfully, the LED illuminates in green. If the module has a problem, the LED
blinks in green, illuminates in amber, or blinks in amber.
(6) UID LED (blue)
This LED blinks by a command from software.
(7) POWER switch
This switch is used to power on/off the server. The POWER LED illuminates and the server
is powered on when this switch is pressed once (see page 2-30). The power supply is turned
off when the switch is pressed once again (see page 2-31). Pressing this button for 4 or more
seconds shuts down the server forcefully (see page 4-37).
(8) DUMP (NMI) switch
This switch is used to perform memory dump.
(9) USB1 connector
This connector is used for connecting devices supporting the USB1.1 interface.
(10) Hard disk drive bays
These bays are used to install hard disk drives (see page 8-6).
The numbers following “-” represent SCSI IDs.
(11) CD-ROM drive
This device is used to read data from CD-ROMs.