Topcon GR-3 User Manual

GR-3 Receiver Setup and Survey
GR-3 Operator’s Manual
4-10
mode switch” for kinematic surveys. See “FN Key Mode parameter”
on page 3-40 for details.
Each time you turn off or on data recording, either a new file opens or
data appends to a particular file. See “Always Append to the File
parameter” on page 3-38 and “Files Creation Mode parameter” on
page 3-39 for information on setting these functions.
Figure 4-6. FUNCTION Button Functions
To toggle between post-processing modes, press the FN button
for less than 1 second when “Occupation mode switch” has been
enabled using PC-CDU.
To change the information mode of the receiver, press the FN
button for less than 1 second when “LED blink mode switch” has
been enabled using PC-CDU.
To change the baud rate of the receiver’s serial port, press the
FN button for 5–8 seconds. This is useful if the data collector does
not support the rate that the receiver port is set to.
After about five seconds, the REC LED becomes red. Release the FN
button during the next three seconds.
FUNCTION
FUNCTION
FUNCTION
Button
Press the FUNCTION
button for 1–5
seconds to start/stop
data logging.

Topcon GR-3 Specifications

General

Brand	Topcon
Model	GR-3
Category	Receiver
Language	English