Canon PIXMA MG4200 Series On-Screen Manual page 870

Auto scan
This item is available only when the machine is connected to the computer using a USB cable.
The machine detects the type of the originals automatically and the image is forwarded in the
optimized size, resolution and data format.
Important
You can select Auto scan only when you forward the scanned data to the USB-connected
computer.
Load originals properly according to their type; otherwise, some originals may not be scanned
properly.
For details on how to load the original:
Loading Originals
The following items can be scanned:
Photos, postcards, visiting cards, magazines, newspapers, documents, BD/DVD/CDs
The following items cannot be scanned properly.
A4 sized photos
Documents smaller than 5 inches x 7 inches (127 mm x 178 mm) such as a paperback with
its backbone cut off
Originals on thin white paper
Long and narrow originals such as panoramic photographs
Document
Scans the original on the platen glass as a document data applying the settings specified in Scan
settings.
Photo
Scans the original on the platen glass as a photo data applying the settings specified in Scan
settings.
4.
Press the right Function button to adjust the settings as necessary.
Setting Items on the Operation Panel of the Machine
5.
Load the original on the platen glass.
Loading Originals
Note
You can confirm the procedure to load the original by pressing the center Function button.
6.
Press the Color button for color scanning, or the Black button for black & white
scanning.
Note
When you forward the scanned data to the computer using WSD, press the Color button.
If you select JPEG or TIFF for Format on the scan setting screen:
The machine starts scanning and scanned data is forwarded to the computer.