Harris Platinum Z2 CD, Manual

Page: 141 / 196

888-2406-002 5-11
WARNING: Disconnect primary power prior to servicing.
Maintenance and Alignment
Figure 5-3 APC Calibration Factor Screen
[HOME, MORE, CONFIGURATION C,A,D,C]
STEP 6
Set R127 on the Life Support Board maximum CW.
STEP 7
Turn the transmitter on. Make sure the exciter is on and un-muted.
Exciter power should be about 24 watts, see factory test data to verify.
STEP 8
Press [HOME, MORE, CONFIGURATION C,B]. This will take you
to the screen shown in Figure 5-4. Using the Raise and Lower
buttons, set the DAC_APC_REF to 660.
Figure 5-4 A/D FWD PWR Screen
[HOME, MORE, CONFIGURATION C,B]
STEP 9
Re-Adjust R127 on the Life Support Board until the external meter
reads 2kW or the TPO at which you are calibrating. The adjustment
will be sensitive, so be careful not to go too fast.
STEP 10
Set the power level in the FWD POWER CAL screen
[HOME,MORE,CONFIGURATION C,C] shown in Figure 5-5, to
02.00kW or the TPO at which you are calibrating.