Furuno GR-80 - Manual (Page 27)

23
REMEDY FOR THE INTERFERENCE TO
A VHF RADIOTELEPHONE
If a VHF radiotelephone is interfered by signal from the data cable between GPS receiver
and the GR-80, follow the procedure shown below.
Procedure
1. The screen of the data cable is grounded effectively.
GR-80 DATA Connector DATA Cable
Shield
Signal Cable
The shield must be grounded
through the cable clamp
GR-80 DATA Connector DATA Cable
Solder the shield
to pin No.7.
Two Cables
The shield must be grounded
through the cable clamp.
Wind copper tape or mesh tape around
the cable before clamping.