Comtech EF Data SDM-9220 - Manual (Page 82)

SDM-9220/9230 Hardware Installation Guide
5-4 Memotec Inc.
5.3 Base Unit Chassis
5.3.1 Physical Dimensions
• Width: 42.7 cm (16.8")
• Depth: 31 cm (12.2")
• Height: 8.9 cm (3.5")
• Typical weight: 4.5 kg (10 lb).
5.3.2 System Status LEDs
Front Panel Three system status LEDs: POWER , STATUS and ALARM , are provided on the front
panel of the SDM-9220/9230. These LEDs are located on the right side of the unit when
viewed from the front. Refer to
“Front View of the SDM-9220/9230” on page 3-2 .
NOTE: For added convenience, the same three LEDs are provided on the rear panel,
below Slot 1. See
“Rear View of the SDM-9230 UAC” on page 5-2 .
• POWER (green) goes on when the unit is powered on.
• STATUS (red/amber/green) indicates which program is operating on the unit, as
shown in Table 5-4 .
• ALARM (red/amber/green) indicates several states, including a system alarm
when a software reset occurs. See Table 5-5 .
State Interpretation
Blinking Red/
Amber/Green
Early stage of system startup, when the bootstrap pro-
gram
is executing a quick hardware test
Red Middle stages of system startup, when the bootstrap
program
is running
Amber Later stages of system startup, when the boot sector is
running
Note:
The exact function that is taking place can be
determined in conjunction with the ALARM
LED. Refer to
Table 4-4 in “Front Panel LED
States During System Startup” on page 4-31
Off System startup complete. The application is running
but no link is up
Table 5-4: STATUS LED states