5
2. FEATURES
2.1
A Tour of the CFR
The Alpha CFR is designed to be easy to use and extremely flexible. The
CFR’s interchangeable front panel interface devices provide you with a wide range
of information management options. The rear panel accepts a variety of connectors
and receptacle plates to facilitate your most demanding communication and powering
needs.
2.2
The CFR Front Panel
The CFR front panel comes equipped with a Standard Interface Device
(SID), or an optional Intelligent Interface Device (IID), to display vital UPS operating
parameters. The front panel can be easily removed for service or battery access
by loosening the two screws located in the lower grill.
Fig.1
CFR 1500 Front Panel
Standard Interface Device
Panel Screws
68
SYMPTOM
CAUSE
REMEDY
6. MAINTENANCE
6.6
Troubleshooting Guide
Utility power outage;
or
AC power cord
unplugged;
or
AC input circuit breaker
OFF.
and
BATTERY circuit
breaker OFF.
AC line voltage too high
or low;
or
UPS is in its synchr-
onization mode.
BATTERY breaker
tripped.
or
Internal charger fuse
open.
or
Loose or corroded
battery cables.
or
Bad batteries.
Overloaded output;
or
Shorted output.
Plug in AC power cord.
Reset breaker.
Reset breaker.
Wait for voltage to
stabilize.
Wait approximately
one minute for
synchronization.
Reset breaker.
*Replace fuse.
*Clean and tighten
battery cables.
*Replace batteries.
Reduce load.
Check load for short.
No Output Power:
"LINE PRESENT" OFF
"LINE FAILURE" OFF
Unit does not resume
LINE
PRESENT operation
when power returns:
"LINE PRESENT" ON
(or flashing)
"LINE FAILURE" ON
"SERVICE" LED ON
Incorrect output
voltage:
"LINE PRESENT" ON
"LINE FAILURE" OFF
"OVERLOAD" ON
* ITEMS TO BE PERFORMED ONLY BY A QUALIFIED TECHNICIAN