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9
Turning the Power On/Off
Power to the equipment may be turned on/
off at the mains switchboard. When the
power is applied or the CPU is reset ([RE-
SET] key pressed) the equipment proceeds
as follows:
FURUNO GR-80
INITIALIZE
STATION LOAD
238.5 kHz
Appears for
one sec.
Initializing
RAM
Loading reference
station list to RAM
Last used frequency
(or station)
INDICATION MEANING
Figure 7 Power-on/reset sequence
OPERATION
Controls and Indications
FURUNO DGPS BEACON RECEIVER GR-80
Signal strength
The taller the bar
the stronger the
received signal.
LOCK LED
Lights when
signal from
beacon station is
received.
RESET key
Resets the
CPU.
ENT key
Registers selection.
Arrow keys
Scroll the display.
FREQ/STN key
Displays receive frequency or
reference station with each pressing.
MENU key
Opens/closes the menu.
MENU
FREQ
STN
▼
▲
ENT
RESET
MM f = 2 8 3. 5 k H z
LOCK
Mode and frequency, or
reference station name
MM: Manual Mode
LM: Automatic L/L Mode
Figure 8 Front panel of GR-80