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S
S
S
S
S
S
Table K. Front Panel T1 and 5 MHz Input Connector Pinouts
84
TimeSource 2500
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T1 and 5 MHz Inputs
Shelf Front Panel
Connect the optional T1 inputs and the optional 5 MHz inputs to
the two RJ45 connectors labeled Input Span A and Span B.
Figure 26 shows the location of the connectors. The pinouts of
each of the connectors are listed in Table K.
Note:
The shield is normally grounded only at the signal source.
Grounding the shield at both ends is not recommended.
Pin
1
2
3
6
7
8
Note: Pins not listed are reserved for
future use.
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S
S
S
S
Signal
Ring
Tip
5 MHz (positive)
5 MHz (negative)
Frame ground
Frame ground
S
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S
S
S
S
S
S
S
S
S
S
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