Furuno BACK GP-80 - Manual (Page 67)

9 – 3
DGPS error
When DGPS data contains errors or the DGPS
beacon station is experiencing transmitting
problems, the message shown in Figure 9-7
appears.
Figure 9-7 DGPS error message
Self test error message
If the self test (conducted when turning on
the power) finds equipment error, the mes-
sage shown in Figure 9-8 appears.
Figure 9-8 Self test error message
If the self test error message appears, consult
your dealer for advice.
GPS Self Test Error
DGPS Error