Replacement Of Battery - Furuno SC-50S Operator's Manual

3. MAINTENANCE, TROUBLESHOOTING
3.6

Replacement of Battery

The processor unit has a battery which stores data when the power is turned off.
When the battery voltage is low, the message "BATTERY!" appears on the
display. Have a qualified technician replace the battery, following the procedure
below. The life of the battery is 3-5 years.
Battery Location
Processor Unit
1. Press the MENU key to open the menu.
2. Choose SYS SETUP and then press the ENT key.
3. Choose "EXCHANGE BATTERY?" and then press the ENT key.
4. Press ◄ to choose YES and then press the ENT key. The following message
appears.
5. At this time the contents of the RAM are temporarily moved to the flash
memory. Turn off the power.
6. Have a qualified technician replace the battery.
Note: If the equipped will not be used for a long period of time, save data by
following the above procedure. This will prevent loss of data even if the
battery dies.
3-8
Type
CR2450-F2ST2L 000-144-941
EXCHANGE BATT?
ARE YOU SURE?
YES NO
Prompt for exchanging battery
READY FOR
BATTERY CHANGE.
TURN OFF THE
UNIT.
Prompt for turning off the power
Code No.