Motorola CM200 - 2.2 Troubleshooting Flow Chart for 40 W Transmitter (Sheet 3 of 3)

3-6 TROUBLESHOOTING CHARTS
2.2 Troubleshooting Flow TX RF (Not Txing at Nominal power)
Press F6 and read the ASFIC byte
Is byte
#04=0
?
No
Tune the PA_BIAS
Yes
START
Key the radio using radster (type k)
Yes
Measure the resistance
from R131 to ground
Is R131
< 1K Ohm
?
No
Repalace PA (Q100)
Tune the K and M factors
using the Tuner tool