User's Manual

Table Of Contents
TDFM-136B Operating Instructions 08RE399
S E C T I O N 2
TRANSCEIV ER OPE RATION
This section describes operating the transceiver including using the command functions to
perform common tasks. This section provides more advanced information about
operating the transceiver, starting with the basics and moving through the more advanced
features.
2.1 Channel Operating Parameters
As described in the previous section the transceiver supports two (2) channels: Main and
Guard. Each of these channels operates using the parameters of the currently selected
memory for that channel.
The Main channel operates using the parameters of the currently active main memory, and
there can be up to 230 memories available to the Main channel. Main memory number 001
must always exist, and is the default Main memory when the unit is shipped.
Similarly the Guard channel operates using the parameters of the currently active Guard
memory. The difference is that the Guard channel supports only two memories: GD1 and
GD2, these may be selected via the front panel G1/G2 switch, both of these memories
must exist and are programmed from the factory.
The parameters for any factory programmed memory may be changed by the user.
2.1.1 Memory Parameters
Each memory has a variety of parameters that may be edited by the user including:
frequency – 8 characters
operating mode – 1 character
squelch mode and squelch mode value – 1 character displayed
text description – up to 8 characters
scan list – 1 character
The ability to edit some of these may be restricted under certain operating conditions.
Example: while scan is available for any Main channel memory, the user may not set scan
parameters for either Guard channel, or for 'shadow' channels on the Main channel.
2.2 Editing Channel Operating Parameters
There are two ways to change the operating parameters for the memories used by either
the main or guard channel: edit from the transceiver front panel, or edit using the PC
programming software. This section will describe the first option; PC programming is
discussed in Appendix C.
From the front panel, the user can edit any of the parameters (listed above) for the active
channel using the individual parameter edit functions.
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