Canon MP490 series On-Screen Manual page 601

> Changing the Machine Settings
Advanced Guide
Read/write attribute
Selects whether to allow data to be written onto memory cards from a computer.
Important
Remove the memory card before changing this setting. For details, see
the Memory Card Drive of the Computer
If you set this setting to Writable from PC, you cannot print photos on a memory card using the
Operation Panel of the machine. After you finish operation of the memory card dedicated drive, be
sure to set it back to Not writable from PC.
> Changing the Machine Settings on the LCD
.
> Read/write attribute
Setting Up the Card Slot as
Page top