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CPV550
22 VH-310 HANDSET OPERATION
When the VH-310 HANDSET is connected to the CPV550, most VHF, DSC, and setup
menus can be remotely operated. The VH-310 HANDSET is supplied with 23 feet (7 m) of
routing cable and can be extended up to 70 feet (21 m) using three 23 feet extension cables
model CT-100. The intercom operation can be used between the VH-310 HANDSET or the
CPV550.
22.0 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 inhibited and low power only channels.
[DISTRESS] key
Used to send a DSC Distress Call. To send the distress call refer to section “19.2.0
Transmitting a DSC Distress Call.”
[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.
[SQL] key
Activates the squelch adjusting mode.
Press this key to activate the squelch adjusting mode. Press the
[
S
]
or
[
T
]
key to adjust
the squelch.
[CALL(MENU)] key
The
[CALL(MENU)]
key functions as the enter key.
Secondary use
Press the
[CALL(MENU)]
key to access the DSC OPERATION menu. The “INDIVIDUAL
CALL,” “GROUP CALL,” “ALL SHIP CALL,” “POSITION REQUEST,” POSITION SEND,”
STANDBY MODE,” and “CALL WAITING” functions can be accessed from the DSC
OPERATION menu.
Press and hold the
[CALL(MENU)]
key to access the RADIO SETUP (refer ro section 20)
or DSC SETUP menu (refer to section 19).
