Symmetricom TimeSource 2700 Manual page 51

S S S S S S S S
Wire-Wrap Panel
Connect the optional T1 inputs to the two wire-wrap connectors
labeled INPUT DS1-A and DS1-B. Figure 9 shows the location of
the connectors on the wire-wrap panel, and Table K lists the
pinouts of each connector.
Note:
source. Grounding the shield at both ends is not recommended.
Table K. Rear Wire-Wrap Panel DS1 Input Connector Pinouts
Connect the optional 5 MHz inputs to the two wire-wrap
connectors labeled INPUT 5M A and 5M B. Figure 9 shows the
location of the connectors on the wire-wrap panel, and Table L
lists the pins of the connectors.
Table L. Rear Wire-Wrap Panel 5 MHz Input Connector Pinouts
S S S S S S S S
The T1 signal shield is normally grounded only at the signal
Pin
R Ring
T Tip
S Frame ground
Pin
+ 5 MHz (positive)
– 5 MHz (negative)
S S S S S S S S
Signal
Signal
S S S S S S S S
51
Installation
S
3
3
4
5