Vertex Standard VM-3500E Owner's Manual page 19

[ 4 ( DW )] Key
When in radio mode, this key is used to directly select channel digit "4" in
a channel number.
Secondary use (Depends on the transceiver version)
Press the [ F ] key first then press the [ 4 ( DW )] key, scan for voice commu-
nications on the priority channel and another selected channel until a
signal is received on either channel (Dual Watch). Refer to section "8.11
DUAL WATCH ( TO PRIORITY CHANNEL ) " for details.
[ 5 ( IC )] Key
When in radio mode, this key is used to directly select channel digit "5" in
a channel number.
Secondary use
Press the [ F ] key first then press the [ 5 ( IC )] key, when the optional RAM+
Mic is connected, intercom operation will operate between radio and
RAM+ Mic. Refer to section "8.16 INTERCOM OPERATION" for details.
[ 6 ( NAV )] Key
When in radio mode, this key is used to directly select channel digit "6" in
a channel number.
Secondary use
Press the [ F ] key first then press the [ 6 ( NAV )] key, the LCD displays NAV
GPS Data, Time, SOG (Speed Over Ground), and COG (Course Over
Ground) when a GPS is connected to the accessory cable of the VM-
3500E. See section "8.4 CONNECTION OF GPS WITH NMEA OUT-
PUT" for details.
[ 7 ( SCRM )] Key
When in radio mode, this key is used to directly select channel digit "7" in
a channel number.
Secondary use
Press the [ F ] key first then press the [ 7 ( SCRM )] key, when the optional
CVS2500 Voice Scrambler Unit is installed, available to operate the Voice
Scrambler function. Refer to section "8.17 VOICE SCRAMBLER" for
details.
[ 8 ( PA )] Key
When in radio mode, this key is used to directly select channel digit "8" in
a channel number.
Secondary use
Press the [ F ] key first then press the [ 8 ( PA )] key, available to operate the
30 Watt PA function. Refer to section "8.13 PA/FOG OPERATION" for
details.
VM-3500E Page 19