COMSPHERE 3600 Series Data Service Units
1-32
July 1999
3610-A2-GB91-90
Table 1-9
(1 of 2)
DSU Technical Specifications
Specifications
Criteria
APPLICATION
Full- or half-duplex data transmission via point-to-point or
multipoint DDS network, or local area data channel
COMMUNICATION LINE
Leased or private 4-wire DDS line
DATA RATES
Digital Services (DDS, ASDS)
LADS
Clear Channel
1
When timing is external (provided by the
DTE), the DTE’s clock must be within
these ranges.
2.4, 4.8, 9.6, 19.2, and 56 kbps
2.4, 4.8, 9.6, 19.2, 38.4, 56, and 64 kbps
64 kbps (on a 72 kbps circuit) between 3600 Series DSUs with
the scrambler configuration option enabled
64CC kbps
11 bps
56 kbps
9 bps
38.4 kbps
4 bps
19.2 kbps
5 bps
9.6 kbps
1 bps
4.8 kbps
0 bps
2.4 kbps
0 bps
DDS NETWORK INTERFACE
3610 DSU
3611 DSU
8-pin modular jack, USOC RJ48S
(One or two) 50-pin connector, USOC RJ48T
DIAGNOSTIC INTERFACE
3610 DSU
3611 DSU
Requires 3600 Series Hubbing Device which provides two 8-pin
modular jacks
Via the SDU in the COMSPHERE 3000 Series Carrier or
DC-OUT via NMS Adapter Cable (for a tributary in the carrier)
NETWORK COMPATIBILITY
AT&T Technical Reference 62310 – 1987
Integrated Network Corporation
Compatibility Bulletin CB-INC-101, and
Pacific Bell publications
PUB L-780035-PB/NB and
PUB L780036-PB/NB
2.4, 4.8, 9.6, 56, and 64 kbps
19.2 kbps loop at levels of +6, 0, or –10 dBm
1
If a 3600 Series DSU is not used on both ends of the circuit or if the scrambler configuration option
(64K Scrambling) is not enabled, the customer DTE must provide for the primary data’s ones (1s) density.
Summary of Contents for COMSPHERE 3610
Page 4: ...COMSPHERE 3600 Series Data Service Units C July 1999 3610 A2 GB91 90 Notices ...
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Page 27: ...Introduction 1 11 3610 A2 GB91 90 July 1999 Figure 1 4 NMS Interfaces to the SDU 1 of 2 ...
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Page 187: ...A 1 3610 A2 GB91 90 July 1999 Data Service Unit Menu A ...
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Page 189: ...Data Service Unit Menu A 3 3610 A2 GB91 90 July 1999 ...
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Page 224: ...COMSPHERE 3600 Series Data Service Units C 22 July 1999 3610 A2 GB91 90 ...
Page 259: ...Pin Assignments F 11 3610 A2 GB91 90 July 1999 Figure F 8 EIA 232 D Crossover Cable 4951 035F ...
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