User Manual

Maintenance RF-Orchestra!™ Transmitter Installation and Operation
6-78 6880493G02-C July 2000
13. Wait two minutes for the transmitter to key up at least 60 times. Verify that the internal
forward power reading is within 10% of the value entered in the "Set FM Power" by
entering the RFO FIPS command: a 79 0
14. Set the Internal Wattmeter Forward Power Minimum Limit to 50% of the Internal
forward power reading (Power Per Subchannel) using the FIPS command: w 141 x (for a
setting of 75 watts x is 37).
15. Set the Internal Wattmeter Forward Power Maximum Limit to two times that of the
Internal forward power reading (Power Per Subchannel) using the FIPS command: w 142
x (for a setting of 75 watts x is 150).
16. Set the Internal Wattmeter Reflected Power Limit to 10% of the Internal forward power
reading (Power Per Subchannel) using the FIPS command: w 143 x (for a setting of 75
watts x is 7).
(Use Command "A 196" to modify the Channel Setting).
The Station is Keyed in Test Mode.
RFO FIPS: a 79 0
RFO FIPS: RA 79
<<< FM POWER OUTPUT READINGS >>>
========= INTERNAL FORWARD WATTMETER =========
Last Keyed FM Readings:
Total Station Power: 74 Watts
Total Wattmeter Voltage: +0.81 Volts
Average FM Keyed Readings (over last 20 keyups):
Power Per Subchannel: 74 Watts <----------------Use this reading
for next 3 steps.
Calibration Factor: 1.188193
---------------------------------------------
The Accuracy of This Meter is +- 10 %.
=============================================