COMSPHERE 3550 Series Data Service Units
D-2
July 1999
3550-A2-GB20-40
Table D-1
Model 3550 – Digital (DDS) Network 8-Pin Cable Connector Pin Assignments
Pin
Circuit
Function
1
R1
Transmit data to local loop
2
T1
Transmit data to local loop
7
T
Received data from local loop
8
R
Received data from local loop
Table D-2
Model 3550 – Dial (Analog) Network 6-Pin Cable Connector Pin Assignments
Pin
Circuit
Function
3
T
Tip – V.32 DBM
4
R
Ring – V.32 DBM
3000HUBBING DEVICE
MODEL
#3000-F3-300
8-Pin
Modular
Jacks
6 Inches
Overall
4-Pin
Modular
Plug
496-13775-03
8
1
Pin
Numbers
8
1
CC IN/DC OUT
CC OUT/DC IN
CC IN/DC OUT
Hubbing Device
CC OUT/DC IN
Figure D-2. 3600 Hubbing Device (3600-F3-300)
Содержание Comsphere 3551
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