11
12
S3-3: Timing Mode
Use Switch S3-3 to select the timing mode of the 1065RC. To
operate the 1065RC at 16, 32, or 64kbps, set S3-3 to the On position.
To select any other DTE rate, set Switch S3-3 Off.
S3-3
Setting
On
16, 32, or 64kbps
Off
1.2 - 5.7kpbs, excluding 16k and 32k
S3-4: Topology
Use switch S3-4 to select the toplogy of the Model 1065RC
S3-4
Setting
On
Point to point
On
Master multipoint
Off
Slave multipoint
S3-5: RS-232 Initiation of Local Loopback Test
The setting for switch S3-5 determines whether or not the Model
1065RC’s local analog loopback test can be initiated by raising pin 18
on the RS-232 interface.
S3-5
Setting
On
RS-232 initiation enabled
Off
RS-232 initiation disabled
S3-6: RS-232 Initiation of Remote Loopback Test
The setting for switch S3-6 determines whether or not the Model
1065RC’s remote digital loopback test can be initiated by raising pin 21
on the RS-232 interface.
S3-6
Setting
On
RS-232 initiation enabled
Off
RS-232 initiation disabled
S3-7 and S3-8: Antistream Control
Switches S3-7 and S3-8 are set in combination to determine the
timeout period for the Model 1065RC’s antistream control timer.
S3-7
S3-8
Setting
Off
Off
Disabled
Off
On
12.5 seconds
On
Off
50 seconds
On
On
12.5 seconds
S3-1, S3-2 SELECTION TABLE FOR MODEL 1065RC
Gauge of
Cable
19AWG/.9mm
22AWG/.6mm
24AWG/.5mm
26AWG/.4mm
1.2
320
320
320
320
Data Rates, kb/s
1.8
320
320
320
320
2.4
200
320
320
320
3.6
200
200
320
320
4.8
200
200
200
320
7.2
200
200
200
200
9.6
200
200
200
200
14.4
130
200
200
200
S3-1, S3-2 SELECTION TABLE FOR MODEL 1065RC (Continued)
Gauge of
Cable
19AWG/.9mm
22AWG/.6mm
24AWG/.5mm
26AWG/.4mm
Data Rates, kb/s
38.4
130
130
130
130
19.2
130
130
200
200
28.8
130
130
130
200
32
130
130
130
200
57.6
High
High
High
High
16
130
200
200
200
64
High
High
High
High
Figure 8: Selection Table for S3-1 & S3-2
Figure 8.1: Selection table for S3-1 & S3-2 (continued)