Canon CanoScan LiDE 300 LiDE300 series User Manual - Page 70

Cannot Communicate with Scanner via USB

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Cannot Communicate with Scanner via USB Check 1 Connect the scanner and computer correctly with the supplied USB cable. The USB connector is on the rear side of the scanner as shown in the illustration below. Important • The scanner is designed to produce optimal results when connected to a USB 3.0 or higher port with the supplied USB cable. Connect the USB cable supplied with the scanner to a USB 3.0 or higher port. • The supplied USB cable is for the scanner only. It cannot be used for other devices. • Connect the Mini-B side to the scanner. For details, see Scanner Connection Method. Check 2 Your scanner may be locked. If IJ Scan Utility Lite or the application is running, exit it. Slide the scanner lock switch to the release position ( ), then reconnect the USB cable. For how to unlock the scanner, see Getting Started. 70

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Cannot Communicate with Scanner via USB
Check 1
Connect the scanner and computer correctly with the supplied USB cable.
The USB connector is on the rear side of the scanner as shown in the illustration below.
Important
•
The scanner is designed to produce optimal results when connected to a USB 3.0 or higher port with the
supplied USB cable. Connect the USB cable supplied with the scanner to a USB 3.0 or higher port.
•
The supplied USB cable is for the scanner only. It cannot be used for other devices.
•
Connect the Mini-B side to the scanner. For details, see Scanner Connection Method.
Check 2
Your scanner may be locked.
If IJ Scan Utility Lite or the application is running, exit it. Slide the scanner lock switch to the release position
(
), then reconnect the USB cable.
For how to unlock the scanner, see Getting Started.
70