Canon imageCLASS D1650 All-in-One Monochrome Laser Printer - Manual (Page 317)

Adjusting Balance between File Size and Image Quality
(Data Size)
3JX3-061
You can specify the file compression ratio when converting scanned originals into
the JPEG format. <Small: Memory Priority> makes the compression ratio higher than
normal to create smaller files with lower image quality. On the other hand, <Large:
Image Quality Priority> makes the compression ratio lower than normal larger files
with higher image quality.
Saving Data to a USB Memory Device
<Scan> <USB Memory> <Data Size> Specify the setting
Sending Data by E-Mail or Saving Data to the Server
<Scan> Specify destinations in <E-Mail>/<File> Select <Data Size> in the <Send Settings> tab
Specify the setting
LINKS
Basic Operations for Scanning Originals(P. 281)
Scanning
309