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MODEM SETUP
2-5
001-3282-101/102
Table 2-4 SWITCH S101 NORMAL/CONVENTIONAL MODE OPTION SETTINGS
DIP Switch S101
(0=Off, 1=On)
1
2
6
7
8
Function
0*
0
0*
-
-
FSK Mode (Audio from and to the Modem IC
is not
routed through the filters on board).
This Mode is to be routed into an FSK/Audio Port of the Radio.
0
0
1
-
-
WB Mode (Audio from and to the Modem IC
is
routed through the audio filters on board).
This Mode is to be routed into a Wide Band Port of the Radio.
0
0
-
0
0
Time between activating PTT to activating Clear-To-Send (CTS) =
30 ms
.
Time to debounce Soft Carrier Turnoff (SCT) at end of transmission =
25 ms
.
0
0
-
1
0
Time between activating PTT to activating Clear-To-Send (CTS) =
60 ms
.
Time to debounce Soft Carrier Turnoff (SCT) at end of transmission =
50 ms
.
0
0
-
0
1
Time between activating PTT to activating Clear-To-Send (CTS) =
180 ms
.
Time to debounce Soft Carrier Turnoff (SCT) at end of transmission =
75 ms
.
0
0
-
1*
1*
Time between activating PTT to activating Clear-To-Send (CTS) =
240 ms
.
Time to debounce Soft Carrier Turnoff (SCT) at end of transmission =
100 ms.
* Factory Setting
Table 2-5 SWITCH S101 TEST MODE SETTINGS
DIP Switch S101
(0=Off, 1=On)
1
2
6
7
8
Function
1
-
0
-
-
A Simulated Un-Asserted RTS Line from the RS-232C Connector (Un-Keys the transceiver).
1
-
1
-
-
A Simulated Asserted RTS Line from the RS-232C Connector (Keys up the transceiver).
1
-
-
0
0
Transmit Data from the RS-232 Port.
1
-
-
0
1
Transmit Mark Tone.
1
-
-
1
0
Transmit Alternating Mark/Space Tones.
1
-
-
1
1
Transmit Space Tone.