Manual

47
Troubleshooting
The Bird Broadcast Power Monitor has no operator serviceable parts. Any required
service must be performed at an authorized service facility.
The table below contains troubleshooting information for problems which can
occur during normal operation. This manual cannot list all malfunctions that
may occur or their corrective actions. If a problem is not listed or is not cor-
rected by the listed actions, notify a qualified service center.
Replacement Parts
PROBLEM POSSIBLE CAUSE CORRECTION
Monitor On LED
does not
illuminate
No dc power Check power source, and
15 pin power/alarm cable
Defective LED Return the unit to an
authorized service center
Alarm LED does
not illuminate
when alarm
exists
Defective LED Return the unit to an
authorized service center
Defective power/alarm
cable
Repair or replace cable
High VSWR Dirty connectors Clean connectors
Defective connectors Replace connectors
Shorted or open
transmission line
Have the line serviced.
Digital display
screen does not
light
Unit is not turned on Set AC Power Switch to
ON
Unit is not plugged in Connect AC power cord
Fuse is blown Replace fuse
Description Part Number
Digital Display 3129
9 pin RS-232 Interface Cable
50 ft.
10 ft.
5A2264-09-MF-50
5A2264-09-MF-10
DB-15 Interface Cable,
50 ft., male/female 5A2264-15-MF-50
DB-15 Interface Connector SUBCON-15/M-SH
Fuse, for 3129 digital display (1
amp, slow blow)
5A2257-16