Bird Technologies 4201 Series - Manual (Page 24)

Troubleshooting
Use the following table to aid in isolating problems, their cause, and possible
corrections.
Replacement Parts
This section provides the user with spare parts lists. Quantities used in the
wattmeter are listed. Refer to the tables below.
Problem Possible Cause Correction
Meter does not in-
dicate power No transmitted power. Turn on power source.
No connection from signal source to
input channels of wattmeter. Connect remote signal source to input
connector on rear of unit.
Poor contact between mating connectors. Check and clean all surfaces of mating
connector parts.
Broken or damaged cable connection. Visual inspection of all cables and
connections. Repair or replace where
necessary.
Channel selector switch on wrong
channel. Select proper channel.
Meter is damaged. Replace the meter.
Meter power read-
ing is incorrect. Meter is not zeroed. Zero the meter.
Output from sensor or element does not
match meter scale. Change sensor or element to one with
the proper output to match the scale.
Change wattmeter to one with the proper
meter scales.
Table 1
Troubleshooting Table
Qty. Description Part Number
2 Cable, Interconn. / Assy. 4201A004
2 Cable, Meter / Assy. 4201A003
2 Meter 25/50/100 W 2080-002
Table 2
Model 4201A501
Replacement Parts
Qty. Description Part Number
2 Cable, Meter / Assy. 4201A003
2 Meter 25/50/100 W 2080-002
Table 3
Model 4201A502
Replacement Parts
Qty. Description Part Number
2 Cable, Interconn. / Assy. 4201A004
2 Cable, Meter / Assy. 4201A003
2 Meter 15/30/60 W 2080A069
Table 4
Model 4201A503
Replacement Parts
Qty. Description Part Number
2 Cable, Meter / Assy. 4201A003
2 Meter 15/30/60 W 2080A069
Table 5
Model 4201A504
Replacement Parts
Bird Series 4201 Multi-Channel RF Directional Wattmeter
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