Furuno FR-10, Operator'S Manual

Page: 130 / 171

8. MAINTENANCE, TROUBLESHOOTING
8-2
8.2 Fuse Replacement
The fuse on the power cable protects the equipment from overcurrent and equipment
fault. If the fuse blows, find the cause before you replace the fuse. Use the correct
fuse. A wrong fuse can damage the equipment. If the fuse blows again, contact your
dealer for advice.
*: The supplied spare fuse is compatible with the pre-installed fuse.
8.3 Simple Troubleshooting
This section provides simple troubleshooting procedures which the user can follow to
restore normal operation. If you cannot restore normal operation, do not check inside
the unit. Have a qualified technician check the equipment.
Simple troubleshooting
Model Type Code No. Remarks
FR-10 FGBO-A 250V 2A PBF 000-155-829-10 For 24 VDC, Supplied as
spare parts.*
FGBO-A 125V 2A PBF 000-155-849-10 For 12 VDC, Pre-installed in
power cable.
FR-12 FGBO-A 250V 3A PBF 000-155-841-10 For 24 VDC, Supplied as
spare parts.*
FGBO-A 125V 3A PBF 000-155-850-10 For 12 VDC, Pre-installed in
power cable.
Problem Remedy
You cannot turn on the power. • Check for blown fuse.
• Check that the power connector is fastened.
• Check for corrosion on the power cable connector.
• Check for damaged power cable.
• Check battery for correct voltage output.
There is no response when a
key is pressed. Turn the power off and on, then try operating the key again. If you
do not get a response, the key is damaged. Contact your dealer
for instructions.
Nothing displayed after press-
ing
key.
Check that the antenna cable is fastened.
The power is on and you operat-
ed the power key to transmit.
The marks and characters ap-
pear, but no echoes appear. Check that the antenna cable is fastened.
Tuning is correctly adjusted, but
sensitivity is poor. The magnetron may be faulty. Contact your dealer about replace-
ment of the magnetron.
WARNING
Use the correct fuse.
Use of a wrong fuse can result in
damage to the equipment.