Yaesu FT-8900R Operating Manual page 20

MH-48
A6J
PTT Switch
Press this switch to transmit, and release it to receive.
Keypad
These 16 keys generate DTMF tones during transmission.
In the receive mode, these 16 keys can be used for
direct frequency entry and/or direct numeric recall
of the Memory channels.
[ P1 ] / [ P2 ] / [ P3 ] / [ P4 ] Buttons
[P1] button: Press this button to switch the "Main"
band between the "Left" and "Right" displays on the LCD
screen. This is the best and easiest way to set the "Main" band
to the side you prefer.
Pressing and holding in this button for 1/2 second moves op-
eration to the next-highest frequency band on the "Main" band.
[ P2 ] button: Press this button momentarily to switch the frequency
control for the "Main" band between the VFO and Memory Systems.
When the "Main" band is set to the VFO mode, press and hold in this button for 1/2 second
to activate the Smart Search Feature.
When the "Main" band is set to the Memory mode, press and hold in this button for 1/2
second to shift to the "Memory (offset) Tuning" feature.
[ P3 ] button: Pressing this button repeatedly allows selection of the CTCSS or DCS mode
on the "Main" band. The selections available are:
ENC ENC.DEC (Tone Squelch)
[ P4 ] button: Press this button momentarily to select the transmitter power output level on
the "Main" band ("LOW," "MID2," "MID1," or "HIGH").
When the "Main" band is set to the Memory mode or Home Channel, press and hold in this
key for 1/2 second to switch the memory channel display between the "Frequency" format
and "Alpha-numeric Tag" format.
You can reprogram the [ P1 ] , [ P2 ] , [ P3 ] , and [ P4 ] buttons for other functions, if desired.
See page 51 for details.
LAMP Switch
This switch illuminates the Microphone keypad.
LOCK Switch
This switch locks out the Microphone buttons (except for the keypad and PTT switch).
[ UP ] / [ DWN ] Button
Press (or hold in) either of these buttons to tune (or scan up or down) the operating
frequency or through the memory channels on the "Main" band. In many ways, these
buttons emulate the function of the (rotary) "Main" band DIAL knob.
18
M
ICROPHONE
DCS
DTMF MICROPHONE
MH-48
ENC ......
OFF
FT-8900R Operating Manual