Furuno GP32 manual Replacing the Fuse, Replacing the Battery, Exchange BATTERY?

8. MAINTENANCE & TROUBLESHOOTING

8.3 Replacing the Fuse

The fuses (type: FGMB 125V 1A PBF, code

no.: 000-157-478-10) in the power cable (+/- lines) protects the equipment from overcurrent, reverse polarity of the power source and equipment fault. If the fuse blows, find the cause before replacing the fuse. If the fuse blows again after replacement, request service.

WARNING

Use the proper fuse.

Use of a wrong fuse can result in damage to the equipment.

8.4 Replacing the Battery

Alithium battery (type: CR2354-1F2, code no.: 000-142-305) on the circuit board inside the display unit preserves data when the power is turned off. The life of the battery is 3-5 years. When its voltage is low, the message shown below appears and data is transferred from the RAM to the flash memory.

BATTERY ALARM!

INTERNAL BATTERY

VOLTAGE IS LOW.

REPLACE BATTERY.

PUSH ENTER KEY TO

BACKUP WPTS,

ROUTES & TRACKS.

Low battery voltage warning

When this message appears, all open windows are closed, no alarm will be generated and no key input other than the [ENT] key is accepted. Press the [ENT] key to back up data and then turn off the power. Contact your dealer to request replacement of the battery. Below is the procedure for replacing the battery.

1. Turn on the power and then press the [MENU] key once or twice to open the menu.

2Choose SYS SETUP and then press the [ENT] key.

	SYSTEM SETUP
LANGUAGE : ENGLISH
DATUM	: WGS84
UNITS	: nm, kt
TIME DIFF	: +00 : 00
TIME DISP	: 24HOUR

TEST?

SIMULATOR?

EXCHANGE BATTERY?

SYSTEM SETUP menu

3.Choose “EXCHANGE BATTERY?” and then press the [ENT] key. The display shows the following message.

EXCHANGE

BATTERY?

ARE YOU SURE?

YES NO

Exchange battery prompt

4.Press ◄ to choose YES and then press the [ENT] key. The following display appears.

READY FOR

BATTERY CHANGE.

PRESS ANY KEY

TO SHUT DOWN.

Battery exchange

confirmation window

5.Press any key to automatically turn off the unit.

6.Replace the battery.

Note 1: When it is expected that the equipment will not be used for a long time, execute the above procedure before turning the power off, to prevent loss of data.

Note 2: Data is copied from the flash memory to the RAM at the next power up.

48