Topcon GR-5 User Manual

Pre-survey Preparation
GR-5 Operator’s Manual
2-20
1. Connect the ODU-to-alligator clips cable to a 12-volt battery.
2. Connect the ODU-to-alligator clips cable to the receiver’s power
port.
3. Turn on the receiver.
Figure 2-16. Connect an Auxiliary Battery and the Receiver
A single external 12 V, 2.3 A*h battery should run the receiver and
modem for about 9 hours and the receiver for 13 hours.
Turning On/Off the Receiver
To turn ON the receiver, press and hold the power button until the
LEDs briefly flash.
To turn OFF the receiver, press and hold the power button for more
than one and less than four seconds (until both the STAT and the
REC LEDs are off). This delay (about 1 second) prevents the receiver
from being turned off by mistake.
From receiver to
auxiliary battery
using ODU-to-
alligator clips
cable.

Topcon GR-5 Specifications

General

Brand	Topcon
Model	GR-5
Category	Receiver
Language	English