Yaesu VX-8DE Operating Manual page 7

Decreases the VFO
frequency by one step or
moves the memory channel
to the next-lowest channel.
Tunes the VFO frequency
downward in 1 MHz steps.
Activates the Scanner
Downward (toward a lower
frequency or a lower channel
number).
Frequency entry digit " "
Selects the DTMF mode.
No Action
Frequency entry digit " "
Selects the direction of the
uplink frequency shift (either
"–", "+", or "simplex") during
repeater operation.
No Action
Frequency entry digit " "
Enters the "Special Memory"
mode.
No Action
VX-8DR/DE O
Activate the APRS (Automatic
Position Reporting System)
function.
No Action
Enter the Set Mode.
Selects the receive mode
among AM, FM,
and Wide FM.
Activates the CTCSS
or DCS operation.
Engage the Special
Search mode.
Switches frequency control
between the VFO and
Memory System.
Activates the "Memory Tune"
mode while in the Memory
Recall mode.
Activates the Priority (Dual
Watch) function.
Frequency entry digit " "
Enters the Broadcast
Reception mode.
No Action
M
K
EYPAD
P F
P K
S F
P +
T F
P H K
P F
P K
S F
P +
T F
P H K
P F
P K
S F
P +
T F
P H K
P F
P K
S F
P +
T F
P H K
F
UNCTIONS
USA Version: Disables the Noise
and Tone Squelch System.
EXP/EU Versions: Activates the
T.CALL for repeater access.
USA Version: Adjust the Squelch
threshold level.
EXP/EU Versions: Activates the
T.CALL for repeater access.
USA Version: Disables the Noise
and Tone Squelch System.
EXP/EU Versions: Activates the
T.CALL for repeater access.
No Action
Toggle the knob
function between the
"Frequency Control" and
"Receiver Audio Control".
Rotate the knob while
holding this key to adjust the
audio volume level.
Activates the "Secondary"
key function.
Disables the "Secondary"
key function.
Activates the "Memory Write"
mode (for memory channel
storage).
1: The and keys
glows green when the
squelch opens, and
turns red during trans-
mission.
2: P r e s s t h e o r
key to switch the
frequency display be-
tween the "Double-size
Character" and "Small
Character" mode while
Mono band operation.
5