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GX3000EPage 78
12 VH-310 HANDSET OPERATION
When the VH-310 HANDSET is connected to the GX3000E, most VHF, DSC,
and setup menus can be remotely operated. The VH-310 HANDSET is supplied
with 7 m of routing cable and can be extended up to 21 m using three 7 m
extension cables model CT-100. The intercom operation can be used between
the VH-310 HANDSET or the GX3000E.
12.1 VH-310 HANDSET CONTROLS
PWR key
Press and hold down this key to turn to
the transceiver and VH-310 HANDSET
on and off.
PTT
(
Push-To-Talk
)
Switch
Activates transmission.
[
H/L
]
key
Toggles between high and low power.
When the
[
H/L
]
key is pressed while the
transceiver is on channel 13 or 67, the
power will temporarily switch from “LO”
to “HI” power until the PTT is released.
The
[
H/L
]
key does not function on transmit in-
hibited and low power only channels.
[
DISTRESS
]
key
Used to send a DSC Distress Call. To send the
distress call refer to section “9.3.1. Transmit-
ting a DSC Distress Alert.”
RADIO CONTROL KEYS
[
VOL
]
key
Activates the volume adjusting mode.
Press this key to activate the volume adjusting mode.
Press the
[
S
]
or
[
T
]
to adjust the volume.
NOTE
When the VH-310 handset is removed from the cradle the speaker
audio will be automatically reduced so not to damage your hearing.
When the VH-310 is in the cradle the speaker audio will increase so
communications can be heard.