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23.3 TROUBLESHOOTING CHART
SYMPTOM
PROBABLE CAUSE
REMEDY
Transceiver fails to
power up.
No DC voltage to the
transceiver, or blown fuse.
a. Check the 12 VDC battery connections
and the fuse.
b. The key needs to be pressed and held
to turn the radio on.
T r a n s c e i v e r
blows fuse when
c o n n e c t e d t o
power supply.
Reversed power wires.
C h e c k t h e p o w e r c a b l e f o r D C
voltage, or replace the fuse (6A).
Make sure the red wire is connected to the
positive (+) battery post, and the black wire
is connected to the negative (–) battery post.
If the fuse still blows, contact your Dealer.
Popping or whin
-
ing noise from
the speaker while
engine runs.
Engine noise.
Re-route the DC power cables away from
the engine. Add noise suppressor on power
cable. Change to resistive spark plug wires
and/or add an alternator whine filter.
Sound is not emit-
ted from the inter
-
nal or external
speaker.
Accessory cable.
Check the connections of the acces
-
sory cable. External speaker cable (WHITE/
SHIELD) may be shorted together.
Receiving station
reports low trans
-
mit power, even
with transceiver
set to HI power.
Antenna.
Have the antenna checked or test the trans
-
ceiver with another antenna. If the problem
persists, contact your Dealer for servicing.
“HI BATTERY” or
“LO BATTERY”
message appears
when the power is
turned on.
The power supply voltage
is too high or too low.
Confirm that the connected power supply
voltage is between 11 volts and 16.5 volts
DC.
Your position is not
displayed.
Accessory cable.
Check the accessory cable connection.
Some GPS use the battery ground for NMEA
connection.
SCU-38
cable.
Check the
SCU-38
cable connection.
Setting of the GPS chart
plotter.
Check the output signal format of the GPS
navigation receiver. This radio requires
NMEA 0183 and NMEA 2000 format with
GLL, RMB, or RMC sentence as an output
signal. If the GPS has a baud rate setting
make sure to select 4800 and parity to
NONE.
Содержание GX2400GPS
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