Install The G-Iii Reference Receiver In A Rack; Connect The External Frequency Reference - Novatel WAAS G-III User Manual

Installation
To create the typical configuration, complete the following steps.
Reference
1 Install the G-III Reference Receiver in the rack and connect the chassis ground.
See Section 2.1.1, Install the G-III Reference Receiver in a rack on Page 23.
2 Connect the external frequency reference to the 10 MHz IN port.
See Section 2.1.2, Connect the External Frequency Reference on Page 23.
3 Install the GNSS antenna, including an LNA if applicable, and connect the antenna to the RF1
IN port.
See Section 2.1.3, Connect the GNSS Antenna on Page 24.
4 Connect power to the G-III Reference Receiver.
See Section 2.1.4, Connect the power supply on Page 24
5 Connect the Data port to the Data Collection Processor (DCP).
Section 2.1.5, Connect the Ethernet ports on Page 24.
The preceding steps describe the basic system configuration, which you can modify to meet your specific
situation. To take advantage of G-III Reference Receiver features, your configuration may differ significantly.
See Section 2.2, Optional Installation Steps on Page 25 for additional configuration steps.
2.1.1

Install the G-III Reference Receiver in a rack

The G-III Reference Receiver fits in a standard 19-inch EIA rack.

CAUTION:
The G-III Reference Receiver must be installed in a Restricted Access Location only.
To install the receiver:
1. Select a location in the rack large enough for the G-III Reference Receiver.
See Table 52, Physical Specifications on Page 135 for the exact dimensions of the receiver.
2. Secure the G-III Reference Receiver in the rack.
3. Connect a ground wire from the mounting hardware ground to the chassis ground lug (GND) on
the G-III Reference Receiver.
2.1.2

Connect the External Frequency Reference

The G-III Reference Receiver requires an external, user-supplied frequency reference, which is typically a
high-accuracy oscillator. Refer to Table 55, Recommended External Frequency Reference Specifications on
Page 138 for the recommended device specifications.
Connect the frequency reference to the 10 MHz IN (J06) TNC female connector on the rear panel of the G-III
Reference Receiver. Table 54, Port Specifications on Page 136 provides technical port specifications.
WAAS G-III Reference Receiver User Manual Rev 1
Description
Chapter 2
23