A6J Microphone; Microphone - Yaesu FT-7900R Operating Manual

MH-48
A6J
PTT Switch
Press this switch to transmit, and release it to receive.
Keypad
These 16 keys generate DTMF tones during trans-
mission.
In the receive mode, the numeric (0 - 9) keys can
be used for direct frequency entry and/or direct
numeric recall of the Memory channels and the
alphabet (A - D) keys can be used for controls the
transceiver, as follow:
[ A ] Key:
Press this key momentarily to activate the Smart
Search feature.
Press and hold in this key for 1/2 second to activates the
ARTS feature.
[ B ] Key:
Press this key momentarily to switch the Memory Channel display between the
"Frequency" format and "Alpha-numeric Tag" format.
[ C ] Key:
Press this key momentarily to disable the noise squelch action, allowing you to hear
very weak signals near the background noise level.
[ D ] Key:
Press this key momentarily to allow tuning in 1-MHz steps on the VFO frequency
while operating on the VFO mode. In the Memory mode, this allows tuning in 10-
channel steps on the memory channels.
Press and hold in this key for 1/2 second to activate the Priority Channel Scanning
(Dual Watch) feature.
[ P1 ] / [ P2 ] / [ P3 ] / [ P4 ] Buttons
[ P1 ] button:
This button replicates the functions of the front panel [ BAND ( SET )] key.
While operating on the VFO mode, press this button momentarily to toggle the
operating band as follows:
144 MHz
In the Memory mode, press this button momentarily to activate the "Memory Tune"
function.
Press and hold in this key for 1/2 second to enter the Set ("Menu") mode.
16
M
ICROPHONE
250 MHz 350 MHz 430 MHz 850 MHz
FT-7900R O
PERATING
144 MHz ......
M
ANUAL