General DataComm DeskTop T1 Installation And Operation Instruction Manual page 85

Timing Options
A A AAAA AAAA AAAA AAAA AAAA AAAA
AAAA
A A
A A
A A
DeskTop T1
A A
A A
A A
A A
A
Host Computer
A AAAAAAAAAAAAAAAAA
B. Customer Equipment at Site A Supplies Timing
AAAAAAAAAAAAAAAAAAA
MUX
Master Multiplexer –
Timing Source
AAAAAAAAAAAAAAAAAAA
C. Master/Slave Multiplexer Timing
Figure C-5 Typical Back-to-Back Applications
AAAA A A A A AAAA AAAA AA AA AAAA AAAA
AAAA
A A AA AA
Site A Site B
A A AA AA
A A AA AA
DeskTop T1
A A AA AA
DSU DSU
A A AA AA
Timing Timing
Option: Option:
A A AA AA
DTE Receive
A A AA AA
Timing
A AA
Source
A AAAAAAAAAAAAAAAAAAA AA
A A AAAAAAAAAAAAAAAAAAA A A
A A A A
Site A Site B
A A A A
A A A A
DeskTop T1 DeskTop T1
DSU DSU
A A A A
Timing Timing
A A A A
Option: Option:
A A A A
DTE DTE
A A A A
Slave Multiplexer –
Loops Timing Back to DSU
A AAAAAAAAAAAAAAAAAAA A
C-11
AAAA AAAA AAAA AAA AAA A A
A A
A A
A A
A A
A A
A A
Terminal
A A
A
A
MUX
GDC 048R154-000