Chapter 5 mA-1302/mA-1305 Control and Operation
Configure Clock References
mA-1302/mA-1305 AXIe Chassis Operation Manual
Rev. D0
Page 5-22
April 2020
Use Chassis as a Timing Source
This procedure explains how to configure a Chassis to be used as a timing source.
How to Configure Chassis as Timing Source
1
Connect a coaxial cable to the Chassis Reference Output Connector.
2
Navigate to the Clock Routing Diagram of the Chassis Web UI.
–
Access: Main Menu > Clock Diagram
3
Configure the Chassis timing source (INT_REF or 10/100 MHz EXT_REF).
4
By design, a portion of the Chassis reference Clock is routed to the Reference
Output Connector.
5
Configure the Clock Divider setting.
Use GPS as a Timing Source
This procedure explains how to configure a Chassis to use the system's GNSS Input
Connector as a timing source.
How to Configure GPS Timing Source
1
Connect a coaxial cable from a GNSS antenna to the Chassis GNSS Input
Connector.
2
Navigate to the Clock Routing Diagram of the Chassis Web UI.
–
Access: Main Menu > Clock Diagram
3
Select the GPS Disciplined Signal Relay Switch.
NOTE
If a GNSS Signal is not available at the GNSS Input Connector, an error message is
displayed and the system defaults to the Internal Frequency Reference.
Summary of Contents for mA-1302
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