Power supplies – Black Box COMPACT T1 User Manual
Page 36
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Compact T1 - Release 6.1
Quick Start
Power Supplies
Power Supplies
115 VAC/-48 VDC Power Supply
The power supply card has two LEDs, as described in the table
below.
LED
State
Description
AC Input
Off
AC input missing or failure
Green
AC input present
Battery
Off
Battery input not used
Green
Battery charging or operating
from DC source only.
Yellow
Battery discharging
Red
Battery low (less than 42V),
ringer disabled
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