About The Oaf - Topcon GR-5 Operator's Manual

About the OAF

Topcon issues an Option Authorization File (OAF) to enable the specific options that you purchased. Topcon's OAF system allows
you to customize and configure the receiver according to your particular needs, therefore purchasing only the options you
require.
The GR 5 receiver typically ships with an OAF as per initial purchase of the receiver kit configuration. There are several upgrade
options available with the receiver that can extend the receiver's functionality to better suit your job requirement. Examples of
upgrade options are listed below:
About the OAF
Figure 9: Finishing Firmware Upload
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