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3.2 CONFIGURATION SWITCH SET “S1”
The DIP switches on S1 set data rate, clock source, async./sync. mode
and carrier control method. The default settings are summarized in
Table 1.
S1-1 through S1-4: Data Rate Setting
Switches S1-1 through S1-4 are set in combination to determine the
asynchronous and synchronous data rate for the Model 1080ARC (see
Table 2).
Table 1:
Summary of DIP switch default settings for set S1
Position
Function
Factory Default
S1-1
Data Rate
On
9,600 bps
S1-2
Data Rate
Off
9,600 bps
S1-3
Data Rate
Off
9,600 bps
S1-4
Data Rate
On
9,600 bps
S1-5
Clock Source
On
Internal
S1-6
Clock Source
On
Internal
S1-7
Async./Sync.
On
Async.
S1-8
Carrier Control
Off
Constantly On
Table 2:
S1-1 through S1-4: Data Rate Settings
S1-1
S1-2
S1-3
S1-4
Setting
On
On
On
On
1.2 kbps
Off
On
On
On
1.8 kbps
On
Off
On
On
2.4 kbps
Off
Off
On
On
3.6 kbps
On
On
Off
On
4.8 kbps
Off
On
Off
On
7.2 kbps
On
Off
Off
On
9.6 kbps
Off
Off
Off
On
14.4 kbps
On
On
On
Off
19.2 kbps
Off
On
On
Off
28.8 kbps
On
On
Off
Off
38.4 kbps
Off
On
Off
Off
57.6 kbps
