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Timing Options
Network Receive T1 Data
Recovered
Receive
T1 Clock
To
3
Network
2
Network Send T1 Data
Figure D-5
D-8
SC553 CSU/DSU
Tx
Mux
Cascade Timing with a Cascade Timing Source
SpectraComm 553 Fractional T1 DSU
Installation and Operation Manual
Timing Option Descriptions
CH. Receive Data
Receive
Buffer
Clock
Translator
Cascade Receive DSX-1 Data
Cascade Send DSX-1 Data
CH. Send Data
Transmit
(Send)
Buffer
CH. Rcv Clk
To Remote
Cascade
Equipment
S1
Timing
Source
1
CH. Tx Clk
076R155-000
Issue 7
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