Rear Panel Interface Pinouts
This section shows the rear panel interface pinouts for the modem stand-alone
models 3260, 3261, 3265, and 3266, and enclosure card models 3262, 3263,
3267, and 3268.
Standalone Models 3260/65 and 3261/66 Interface Pinouts
This section shows the pinouts for the standalone modem's rear panel connectors.
Dial Line Interface (Models 3260/3265)
Dial line connection is made via the DIAL LINE interface on the modem's rear
panel. Table C-1 describes DIAL LINE connector pinouts.
Table C-1.
Dial Line Interface (Models
Dial Line
Connector Pin
1
2
3
4
5
6
7
8
*Refer to Canada/U. S. A. country-specific sections for rear panel pinouts cross-referenced with telco
jack selections.
2-Wire Leased Line Interface (Models 3260/3265)
2-wire leased line connections are made via the DIAL LINE interface on the rear
panel. Table C-2 describes 2-wire leased line interface pinouts.
Table C-2.
2-Wire Leased Line Interface (Models 3260/3265)
Leased Line
Connector Pin
1
2
3
4
5
6
7
8
*Refer to Canada/U. S. A. country-specific sections for rear panel pinouts cross-referenced with telco
jack selections.
C-18 Country-Specific Information
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3260/3265
Canada/
Hong Kong/
U. S. A.*
United Kingdom
MB
Not Used
MB1
Telset B
MI
Bell Shunt
Ring
Not Used
Tip
Telset A
MIC
Not Used
PR
PC
Canada/
Hong Kong/
U. S. A.*
United Kingdom
Not Used
Not Used
Not Used
B
Not Used
Not Used
Ring
Not Used
Tip
A
Not Used
Not Used
Not Used
Not Used
)
Germany/
All Other
Austria
Countries
LA
Not Used
Not Used
Not Used
Ring Indicator
Telset Ring
LB
Ring
b2
Tip
Not Used
Telset Tip
Not Used
Not Used
a2
Not Used
Germany/
All Other
Austria
Countries
LA
Not Used
Not Used
Not Used
Not Used
Not Used
LB
Ring
Not Used
Tip
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used