Topcon GR-5 User Manual

Receiver and File Maintenance
GR-5 Operator’s Manual
5-20
The color of the blink indicates that information for test is unavailable
(orange), the receiver passed the test (green), or the receiver failed the
test (red).
1. To switch to EIM, press and quickly release the FUNCTION key
three times within (within three seconds) on the MINTER.
2. Watch for the delimiter double-blink. With good receiver,
antenna, and observation conditions, all blinks should be green
within 15 minutes of powering on.
• Green – ok
• Orange – wait
• Red – some tests failed
3. To switch back to normal mode, press the FUNCTION key three
times within three seconds.
Sleep (Off) Mode
In sleep mode, the power board and Bluetooth module continue to
draw power from the batteries, causing the batteries to drain over
time. Sleep mode is the normal “off” state of the receiver.
1. Turn on the receiver.
2. Press the receiver’s power key for more than four seconds and
less than eight seconds. The STAT LED will be orange. The
receiver enters Sleep Mode.
Table 5-1. Signal-to-Noise (S/N) “Good” Ratios
CA/L1 P/L1 P/L2
GPS513939
GLONASS 51 49 40

Topcon GR-5 Specifications

General

Brand	Topcon
Model	GR-5
Category	Receiver
Language	English