Icom IC-PW2 Instruction Manual page 30

3
INITIAL SETUP
ALC adjustment
Manually adjusting the ALC level
(Example: 1 kW output)
1. Touch the meters to display the Po and ALC meters.
2. Change the exciter's operating mode to RTTY or CW.
3. Touch "MANUAL."
L If the message is not displayed, check that the exciter
does not transmit.
L To clear the previous adjustment value, touch [CLR]
for 1 second.
When the value is cleared, "0%" is displayed.
4. Change the exciter's output power to maximum,
and then transmit.
• The message disappears, and
5. Touch [+] or [–].
L DO NOT exceed "ALC adj" on the ALC meter.
L [+] and [–] can only be used while transmitting.
L While adjusting, the linear amplifier circuit is
automatically turned ON, and the internal antenna
tuner is automatically turned OFF.
6. To finish the adjustment, touch "SET."
• The adjustment complete message is displayed.
7. Stop the transmission.
• The message disappears, and the ALC ADJUSTMENT
screen is displayed.
L If you cannot adjust the ALC level, check the
connection with the exciter and that the output power
is between 100 and 200 W. Then, readjust the level.
NOTE (Except when the exciter's DPD function is
turned ON): When adjusting the ALC level in the AM
mode, adjust the exciter transmit output power to 1/4
of the rated output.
Touch for 1
second to clear
the adjustment
value
is displayed.
3-5