Learn about the M-300 appliance front-panel components.
The following image shows the front panel of the M-300
appliance and the table describes each front-panel component.
Item
Component
Description
1
System drive
480GB solid-state drive (SSD) used to store the
operating system files and system logs.
2
Unique Identification (UID) button
Use the UID feature to help you locate the appliance
when you move from the front to the back of the equipment rack where
the appliance is installed. When you push the UID button to enable the
UID feature, both the front-panel System information LED and the
back-panel UID LED illuminate bright blue to help you locate the
appliance when you move between opposite sides of the equipment
rack. Push the UID button again to deactivate these LEDs.
3
System information (overheat and UID) LED
Solid red
—An overheat condition
occurred.
Blinking red at the rate of one blink per second (1Hz)
—A
fan failure occurred.
Blinking red at the rate of one blink every four seconds
(.25Hz)
—One of the two power supplies is not providing power
to the appliance (possibly because a power supply failed or because
there is no power source connected to the power supply).
Solid blue
—The UID feature is activated (see the UID
button description).
4
Network activity LEDs
Blinking green indicates network activity.
5
Hard-disk drive (HDD) LED
Blinking yellow indicates IDE
channel activity (SAS/SATA drive) on the front log drives.
6
Power LED
Solid green indicates that
the appliance is powered on.
7
Reset button
Press this button to reboot
the appliance.
8
Power button
Press this button to power
on or power off the appliance. Powering off the appliance with this
button puts the appliance in standby power mode. To completely power
off the appliance, you must disconnect the AC power cords from both
power supplies.
9
Hard-disk drives (HDDs)
Disk drive bays and HDDs used for log storage. By default, the M-300
ships with four HDDs installed. From left to right, the drive bays
are labeled A1, A2, B1, and B2. Each pair of drives are in a RAID 1
configuration (A1/A2 is a RAID 1 pair and B1/B2 is a RAID 1
pair).