Canon imageFORMULA P-215 Scan-tini Personal Document Scanner Reference Guide - Page 8

Page 8 highlights

0-00-P-215_RG_EN.book Page 7 Wednesday, August 24, 2011 11:45 AM Power Supply This scanner is powered via the supplied USB cables. (The USB connector to which the scanner is connected on your computer must be one capable of supplying 500 mA of power.) Using One USB Cable Using the USB cable allows you to scan using power from the computer's bus. When connected to a USB port that supports USB 3.0, the scanner operates on 900 mA bus power and is capable of highspeed scanning. When using the AC adapter (sold separately) Using the AC adapter, you can obtain better scanning speed than when using the USB cable by itself. To power outlet Using Both USB Cables The combined use of the USB cable and the power supply USB cable, allows you to scan at a high speed even when connected to a USB 2.0 port. When not using the scanner Close the scanner's Document Feed Tray or disconnect the USB cable. Notes on Using USB Hubs This scanner cannot be used when it is connected to the computer via a bus-powered USB hub. Self-powered USB hubs are compatible, but operation is not guaranteed. 7

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7
Power Supply
This scanner is powered via the supplied USB cables.
(The USB connector to which the scanner is connected on your
computer must be one capable of supplying 500 mA of power.)
Using One USB Cable
Using the USB cable allows you to scan using power from the
computer’s bus. When connected to a USB port that supports USB 3.0,
the scanner operates on 900 mA bus power and is capable of high-
speed scanning.
Using Both USB Cables
The combined use of the USB cable and the power supply USB cable,
allows you to scan at a high speed even when connected to a USB 2.0
port.
When using the AC adapter (sold separately)
Using the AC adapter, you can obtain better scanning speed than
when using the USB cable by itself.
When not using the scanner
Close the scanner’s Document Feed Tray or disconnect the USB cable.
Notes on Using USB Hubs
This scanner cannot be used when it is connected to the computer
via a bus-powered USB hub. Self-powered USB hubs are
compatible, but operation is not guaranteed.
To power outlet
0-00-P-215_RG_EN.book
Page 7
Wednesday, August 24, 2011
11:45 AM