Operating Instructions
Frequency Selection Modes
104 Transceiver Family 620X DV14307.03 Issue 04 March 2016
3.5.3. Channel Mode
The channel mode shows data from User Channels Database (indicated by "CH"), or Last Channels
Database (indicated by "LAST") and shows if applied a customized label (identifier) for the frequency
(max. 10 characters).
The channel database provides storage of:
• CH01 to CH99 and
• LAST 1 to LAST 9.
Note The functions "LAST" and Store/Restore are only available if this options are
activated in "Configuration Settings" - "MEM OPTIONS".
Note: If the device is operating in the 25 kHz mode a selection of an earlier stored
8.33 kHz channel is not possible. For selection of 8.33 kHz channels, the device
must operate in 8.33 + 25 kHz mixed mode.
Press the "MDE" key the channel mode page appears.
By means of channel number stored frequencies can be selected. The top line shows the
corresponding frequency and the bottom line the customized label (identifier) assigned to the
frequency number.
If the active frequency has no assigned channel number the indication is "CH--".
IC
SQL
125.875
LAST
TWR EDSB
1
3.5.3.1. Select Channels
Example: With CH01 user channel shown on display:
In order to select the channel number:
• The first turn clockwise in channel mode provides navigation up user channels CH01 to
CH99.
o Make a short press of the "ROTARY ENCODER", or:
o Make one clockwise turn of the "ROTARY ENCODER".
The channel number is now highlighted and the channel can be changed turning the "ROTARY
ENCODER". At each step the receiver tunes immediately to the displayed frequency.
• The first turn counter-clockwise will enter to the channel "LAST 1.
o The channel number is now highlighted and one of the nine last used channels is
selectable by turning the "ROTARY ENCODER" either counter clockwise or
clockwise.
The "LAST" mode is left automatically after a 5 second timeout or can be deselected by repeated
pressing of the "ROTARY ENCODER".
When leaving the "LAST" channel database and the last shown frequency is not stored in the User
channel database, "CH__" appear on the display. Press "STO" to start the storage process.
Leave Channel Mode:
Press the "MDE" key the standard page appears.
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