Bird Technologies 4314B - Manual (Page 35)

23
No meter
indication
(PEAK only). Faulty instrumentation
module Replace the input connector, see
“Replacing the Meter” on page 25.
Dead or low battery Test battery. See “Battery Procedures” on
page 24. Replace if neccesary. See
“Replacing the Batteries” on page 24.
If pointer does not move from zero during
the battery test, remove the batteries and
measure their voltage. If less than 6.25
volts, replace the batteries. See “Replacing
the Batteries” on page 24.
Erroneous or
inaccurate Low battery Press ON/BATTERY selector switch to the
BATTERY position. If the battery test
indicates weak batteries, replace them with
new ones. See “Replacing the Batteries”
on page 24.
Shorted or opened
cable Check connections, in-line equipment,
interconnecting cables, and auxiliary in-line
equipment.
Wattmeter out of
calibration Check calibration. See “Calibrating the
Wattmeter” on page 28.
Intermittent or
inconsistent Faulty transmission
line, line connections,
antenna, or load
conditions Inspect and correct meter operation or
load.
Dirty line section, DC
contact, and/or
element Clean line section and element. See
“Cleaning” on page 21.
Sticky meter Replace meter. See “Replacing the Meter”
on page 25
High VSWR or
high
percentage
reflected
power
Bad load or poor
load, antenna, or
connectors. Replace connectors. See “Replacing the
Instrumentation Module” on page 26.
Shorted or open
transmission line. Replace transmission line.
Foreign material in
line section or in RF
connector bodies. Check for foreign material and clean as
required. See “Replacing the Meter” on
page 25.
PROBLEM
POSSIBLE
CAUSE
CORRECTION