Maintenance & troubleshooting, 1 maintenance, 2 displaying the message board – Furuno GP-30/35 User Manual
Page 41: 3 displaying the gps satellite monitor display, Messages table 8-1 messages and their meanings
8-1
8.1 Maintenance
Check the following points regularly to
maintain performance:
• Check that connectors on the rear panel
are firmly tightened and free of rust.
• Check that the ground system is free of
rust and the ground wire is tightly fas-
tened.
• Check that battery terminals are clean and
free of rust.
• Check the antenna for damage. Replace
if damaged.
• Dust and dirt on the keyboard and dis-
play screen may be removed with a soft
cloth. Do not use chemical cleaners to
clean the equipment; they may remove
paint and markings.
8.2 Displaying the Message
Board
The message board displays error messages
and alerts. You can display it as follows:
1. Press the [MENU] key twice.
2. Select MESSAGES.
3. Press the [ENT] key.
MESSAGES
•
GPS NO FIX!
!
Figure 8-1 MESSAGE board
4. Press the [MENU] key twice to quit the
message board.
8. MAINTENANCE & TROUBLESHOOTING
Messages
Table 8-1 Messages and their meanings
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8.3 Displaying the GPS
Satellite Monitor Display
The GPS satellite monitor display shows in-
formation about GPS satellites.
1. Press the [MENU] key twice.
2. Select SATELLITE.
3. Press the [ENT] key.
Number, bearing and elevation angle of
all satellites in view of the GPS receiver
appear. Satellites being used in fixing po-
sition are displayed in reverse video; sat-
ellites not being used are shown in
normal video.