Cannot Connect To The Computer Properly; Problems Scanning; Printing Speed Is Slow / Usb 2.0 Hi-Speed Connection Does Not Work; High-Speed Usb Hub - Canon PIXMA mp800 User Manual
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Cannot Connect to the Computer Properly
•
Printing Speed is Slow I USB 2.0 Hi..Speed Connection Does Not Work
Cause
Action
Your environment is not fully
If your environment is not fully compatible with USB 2.0 Hi-Speed, the
compatible with USB 2.0 Hi-Speed.
printer will operate at a lower speed provided under USB 1.1. In this case,
the machine operates properly but printing speed may slow down due to
communication speed.
Check the following to ensure that your computer environment supports
USB 2.0 Hi-Speed connection.
• The USB port on your computer supports USB 2.0 Hi-5peed
connection.
• Both the USB cable and USB hub support USB 2.0 Hi-Speed
connection.
Be sure to use a certified USB 2.0 Hi-Speed cable. You are
recommended to use the cable no longer than 9.8 feet (3 meters).
• Your computer supports the USB 2.0 Hi-5peed connection.
Obtain the latest version of the USB 2.0 Hi-Speed driver and install it on
your computer.
• The USB 2.0 Hi-5peed driver operates properly.
Obtain the latest version ofthe USB 2.0 Hi-Speed driver and install it on
your computer.
A
Important
For how to confirm the points above, contact the manufacturer of your
computer, USB cable, or USB hub, as appropriate.
• When You Connect to a Computer Running Windows XP, the Screen
Shows the Warning Message "This device can perform faster" or "High..
SPEED USB Device Plugged into non-High-5PEED USB Hub"
Cause
Action
You connect to a computer that does
Your environment is not fully compatible with USB 2.0.
not support USB 2.0 Hi-Speed.
See "Printing Speed is Slow I USB 2.0 Hi-Speed Connection Does Not
Work" on page 133.
Problems Scanning
• Scanner won't work
Restart the computer.
This may enable the computer to recognize the machine.
Chapter 12
Troubleshooting
133
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