Service Manual Part 2

TRANSCEIVER PROGRAMMING
3-10
September 2001
Part No. 001-5100-001
Silent Signaling - If selected, causes the scrambler to
send a tone ahead of data packets that forces the
receiving unit to mute its audio before the data burst
is heard.
Quiet Delay
- If selected, adds an extra 100 ms lead-
in delay at the beginning of the silent signaling tone
(if enabled).
Clear Warning Tone
- If selected, sends a tone burst
at 5-second intervals during clear mode transmis-
sions. This alerts the listener that the conversation is
not secure.
Codes Screen
460 Scrambler Codes Screen
Default Code - Code space to use in the radio.
Codes 0 - 15
- Edit the box to enter a code. All codes
must begin with A0. The last six digits can be pro-
grammed for any value using hex digits 0-9, A-F.
Change Password Screen
Displays the following screen which is used to
change the Power-Up and Programming passwords.
The default passwords are eight zeros (00000000).
Refer to Section 3.7 for more password information.
The power-up password function is utilized if “Pass-
word at Power Up” is checked on the Radio Wide
General screen (see Section 3.4.2).
Change Password Screen
3.4.3 RADIO-WIDE CONVENTIONAL SCREEN
The radio-wide conventional screen is shown
above, and it programs the following parameters:
DTMF PTT ID
- The PTT ID is used on a channel
programmed for pre- or post-transmit ANI. This ID
consists of eight digits from 0-9.
Digital Unit ID
- When operating on a Project 25
(digital) channel, this number identifies the radio.
Each radio must have a different ID, and it must be
between 1 and 16777216.
Project 25 Display Options
These functions select what is displayed when
individual calls are received. If neither function is
selected, the selected talk group alias or channel
number is displayed (see “Individual Calls” in Section
2.6.16). With group calls, the talk group or channel
number is always displayed.