Furuno GP-3500F User Manual
Page 162

10. RECORDING & PLAYING BACK DATA
10-10
10.3.2
Backup to internal memory
1. Press the [MENU] key to show the main menu. 
2. Press the [3] key to show the MEMORY CARD OPERATIONS & DATA 
TRANSFER menu.
3. Press the [6] key to show the AUTO BACKUP menu. 
4. Rotate the [ENTER] knob to select AUTO BACKUP TO INT. MEMORY. 
5. Press the [1] key to select “1. YES.” 
6. Rotate the [ENTER] knob to choose SELECT BLOCK OF INT. MEMORY. 
7. Press the [1] or [2] key to select the memory block where to save backup 
data.
8. Press the [MENU] key several times to close the menu.
Whenever turning the power on, data is automatically stored in the block 
selected at step 7. 
 
Note: When this setting is done, the backup starts automatically after the caution 
screen at the power on. The message “NOW DOING AUTO BACKUP. 
WAIT FOR A WHILE.” appears while the backup. 
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