Synchronous dce adapter – Datatek DT-4180 User Manual
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9 4 8 0 , 4 1 8 0 , 4 2 8 0 , 4 2 8 4 4 0 0 0 X A U s e r
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13.13 The Synchronous DCE Adapter
Depicted below is the cabling description for the Synchronous DCE adapter to be used
with 4000XA, 4180, 4280, and 4284 ports configured as a cable type of synchronous
DCE. The adapter may also be used with SAM64, SAM128, and SAM504 devices. This
adapter is applicable when the port is providing the clocking to the interface between
itself and a device.
1 2 3 4 5 6 7 8
RJ45 Female Pin Numbering
RJ45
1
2
3
4
5
6
7
8
Synchronous DCE Adapter
DB25
Female
1
2
3
4
5
6
7
8
20
15
17
DTR
RxC
TxC
DCD
SG
DSR
CTS
RTS
RxD
TxD
NC