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Choose format drive sub-menu: 

 

 

 

I.E....clear backup menu, format SRAM.....etc. 

Go ahead and clear all memory areas you turn up. 

I did with no ill effects other than starting my unit off completely fresh. 

 

 

 

 

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Summary of Contents for AVIC-N1

Page 1: ... AVIC N1 you have to follow these instructions To access it you have to hold RESET and EJECT release RESET but hold EJECT You will see following screen You have to enter the code with the joystick button up right up right down right down right OK press joystick button 1 ...

Page 2: ... a password screen then appears but you don t have to input any password And after several seconds this main technical menu appears use joystick to navigate between screens 2 ...

Page 3: ...Go into those submenus and first clear out the memory Go to file maintenance menu Format all the areas and clear all memory You ll find options for this under those submenus 3 ...

Page 4: ...Choose format drive sub menu I E clear backup menu format SRAM etc Go ahead and clear all memory areas you turn up I did with no ill effects other than starting my unit off completely fresh 4 ...

Page 5: ...5 ...

Page 6: ...u will need to go into the Program Force Write menu from main 3 menus At this step you have to insert your original CNDV 40MT disk Choose force write for 1 System program 2 GPS program 3 Application program 6 ...

Page 7: ...version disc inserted into the drive forces write all the old software versions Depending on your current CNDV 50MT version of software on your navigation system you may see a different picture than you see below 7 ...

Page 8: ...8 ...

Page 9: ...9 ...

Page 10: ...Congratulation Your system now back to original CNDV 40MT software Press reset button on you navigation and you are done 10 ...

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