Time Of Day Output - Symmetricom TimeSource 3100 User Manual

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Time of Day Output

If using Time of Day Output, connect the time of day (TOD) output at the female RJ-45
connector labeled TOD. See Figure 13 for the connector location, and Table C for the
connector pinouts.
Table C. TOD Connector Pinouts
Pin Signal
1 1 pps A
2 1 pps B
3 12 V power source
4 Receive data B
5 Receive data A
6 Circuit ground
7 Transmit data A
8 Transmit data B
If the device receiving the time code (for example, a Cisco router) accepts an RS-232 cable
instead of an RS-422 cable, follow Procedure D to install the RJ-45-to-DB-25 TOD
converter.
Note:
4 compatible device is installed, and power applied, per manufacturer's instructions.
TimeSource 3100
Installation
097-72020-01 Issue 9: November 2003
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Abbreviation
TOD PPS +
TOD PPS –
TOD P12V
TOD RXD
–
TOD RXD
+
TOD GND
TOD TXD +
TOD TXD –
Note: Pins not listed are reserved for future use.
Before performing Procedure D, ensure that the appropriate Cisco router or NTP type
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Direction
From TimeSource
3100
From TimeSource
3100
—
To TimeSource 3100
To TimeSource 3100
—
From TimeSource
3100
From TimeSource
3100
S S S S S S S S S
2
3
5
S S S
3
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