Factory Service; Troubleshooting Chart - Standard Horizon VLH-3000 Owner's Manual

8.2 Factory Service

In the unlikely event that the radio fails to perform or needs servicing, please
contact your Dealer or Marine Division of Vertex Standard.
An "RA" Return Authorization number is not necessary to send a product in
for service. Include a brief note describing the problem along with your name,
return address, phone number, and proof of purchase.

8.3 Troubleshooting Chart

SYMPTOM
Fuse blows
Beeps when connect-
i n g a n i n t e r c o m
speaker.
Sound is not emitted
f r o m t h e e x t e r n a l
speaker.
VLH-3000
TROBLESHOOTING CHART
PROBABLE CAUSE
R e v e r s e d p o w e r
wires.
Incorrect intercom
speaker connection.
Incorrect intercom
speaker connection.
REMEDY
Check the power cable for DC volt-
age, or replace the fuse (7A 250V).
Make sure the red wire is con-
nected to the positive (+) battery
post, and the black wire is con-
nected to the negative (-) battery
post. If the fuse still blows, con-
tact your Dealer.
Refer to connection diagram for
proper connections.
Refer to connection diagram for
proper connections.
Page 17