E F Johnson Company 2425720 ユーザーズマニュアル
Viking™ VP600 Portable Radio Operating Manual
5-31
Conventional Mode Features
Note
If a mixed mode channel is selected, both the Rx Code (analog) and Rx NAC (P25) can be
programmed. In addition, if the Tx Type is Analog, a Tx Code is programmed, and if it is
Digital (P25), a Tx NAC is programmed.
programmed. In addition, if the Tx Type is Analog, a Tx Code is programmed, and if it is
Digital (P25), a Tx NAC is programmed.
Tx Freq - Programs the transmit channel frequency. The digit being changed flashes,
and press the Up/Down buttons to select the desired number for that digit or enter it
using the keypad. Then press the Right button to move to the next digit if applicable. If
an invalid frequency is entered, a beep sounds, “Invalid” is briefly displayed, and the
number must be re-entered.
and press the Up/Down buttons to select the desired number for that digit or enter it
using the keypad. Then press the Right button to move to the next digit if applicable. If
an invalid frequency is entered, a beep sounds, “Invalid” is briefly displayed, and the
number must be re-entered.
Rx Freq - Programs the receive frequency the same as the preceding Tx Freq.
Squelch Adj (Analog Only) - Changes the preset squelch setting on that channel. The
default setting is “0” and values of –7 to +7 can be selected. Increasing this setting
toward +7 causes the squelch to open sooner so that weaker signals can be received,
and decreasing it toward –7 causes the opposite to occur.
default setting is “0” and values of –7 to +7 can be selected. Increasing this setting
toward +7 causes the squelch to open sooner so that weaker signals can be received,
and decreasing it toward –7 causes the opposite to occur.
Note
The channel spacing is not set with P25 channels because it is always narrow, and the
squelch cannot be changed because the setting is critical for proper receiver operation.
squelch cannot be changed because the setting is critical for proper receiver operation.
Chan Space (Analog Only) - Selects either wide or narrow band channel spacing on
analog channels only. Press the Up/Down buttons to select “Wide” or “Narrow”, and
when the desired setting is displayed, store it by pressing the
analog channels only. Press the Up/Down buttons to select “Wide” or “Narrow”, and
when the desired setting is displayed, store it by pressing the
(Menu) button.
Note
The next two parameters are programmed only if the radio is programmed for encryption.
Key Select - Selects the encryption key for the channel if applicable. The key storage
location of 0 to 125 or 1 to 126 is displayed. If no keys are programmed, “No Keys” is
displayed. Refer to Section 8.2, "Encryption Keys" for more information.
location of 0 to 125 or 1 to 126 is displayed. If no keys are programmed, “No Keys” is
displayed. Refer to Section 8.2, "Encryption Keys" for more information.
Strapping - Selects the encryption strapping mode for the channel as Clear, Secure, or
Switched. Refer to Section 8.3, "Clear / Secure Strapping" for more information.
Switched. Refer to Section 8.3, "Clear / Secure Strapping" for more information.
TG ID (P25 Only) - Selects the talkgroup for the selected channel. Press
(Menu) to
display the current talkgroup ID and then press
(Menu) again to enter a different ID
from 0 to 65,535. This number must be entered directly using the DTMF keypad.
Channel Alias - Programs the alias for the channel (DTMF keypad models only). Up to
twelve characters can be entered. Press
twelve characters can be entered. Press
(Menu) once to display the current alias and
then press it again to program a new alias. Alphanumeric characters are programmed
using the 0-9 keys. Pressing a key once enters the first letter on the key and then
pressing it successive times enters the letters and the number on the key. For example,
press the “2” key twice to enter “B”. Press the Right button to move to the next position
or press it twice to enter a space.
using the 0-9 keys. Pressing a key once enters the first letter on the key and then
pressing it successive times enters the letters and the number on the key. For example,
press the “2” key twice to enter “B”. Press the Right button to move to the next position
or press it twice to enter a space.
Tx Timer - Enables or disables the time-out timer on the current channel. Press the
(Menu) button to select the on and off mode.
Tx Power - Selects the desired power output level. Press the Up/Down buttons to scroll
through the following choices. When the desired setting is displayed, store it by
pressing the
through the following choices. When the desired setting is displayed, store it by
pressing the
(Menu) button.
- Power High - Select High transmit power.