Canon PIXMA MP140 MP140 series Quick Start Guide - Page 45

Cannot Connect to Computer Properly - driver windows 8

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Cannot Connect to Computer Properly „ Printing Speed Is Slow / USB 2.0 Hi-Speed Connection Does Not Work Cause Your system environment is not fully compatible with USB 2.0 Hi-Speed. Action If your system environment is not fully compatible with USB 2.0 Hi-Speed, the machine 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 system environment supports USB 2.0 Hi-Speed connection. z The USB port on your computer supports USB 2.0 Hi-Speed connection. z The USB cable, and the USB hub if you are using one, support USB 2.0 Hi-Speed connection. Be sure to use a certified USB 2.0 Hi-Speed cable. We recommend the cable to be no longer than around 10 feet / 3 meters. z The operating system of your computer supports USB 2.0 Hi-Speed connection. Obtain and install the latest update for your computer. z The USB 2.0 Hi-Speed driver operates properly. Obtain the latest version of the USB 2.0 Hi-Speed driver compatible with your hardware and install it on your computer. Important For details on USB 2.0 Hi-Speed of your system environment, contact the manufacturer of your computer, USB cable, or USB hub. „ "Hi-Speed USB Device Plugged into non-Hi-Speed USB Hub" or "This Device Can Perform Faster" Message Is Displayed (Windows XP Only) Cause Your system environment is not fully compatible with USB 2.0 Hi-Speed. Action Your system environment is not compatible with USB 2.0. See "Printing Speed Is Slow / USB 2.0 Hi-Speed Connection Does Not Work" on page 41. Troubleshooting 41

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41
Troubleshooting
Cannot Connect to Computer Properly
Printing Speed Is Slow / USB 2.0 Hi-Speed Connection Does Not Work
“Hi-Speed USB Device Plugged into non-Hi-Speed USB Hub” or “This
Device Can Perform Faster” Message Is Displayed (Windows XP Only)
Cause
Action
Your system environment is
not fully compatible with USB
2.0 Hi-Speed.
If your system environment is not fully compatible with USB 2.0 Hi-Speed, the machine
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 system environment supports USB 2.0 Hi-Speed
connection.
The USB port on your computer supports USB 2.0 Hi-Speed connection.
The USB cable, and the USB hub if you are using one, support USB 2.0 Hi-Speed
connection.
Be sure to use a certified USB 2.0 Hi-Speed cable. We recommend the cable to be no
longer than around 10 feet / 3 meters.
The operating system of your computer supports USB 2.0 Hi-Speed connection.
Obtain and install the latest update for your computer.
The USB 2.0 Hi-Speed driver operates properly.
Obtain the latest version of the USB 2.0 Hi-Speed driver compatible with your hardware
and install it on your computer.
Important
For details on USB 2.0 Hi-Speed of your system environment, contact the manufacturer
of your computer, USB cable, or USB hub.
Cause
Action
Your system environment is
not fully compatible with USB
2.0 Hi-Speed.
Your system environment is not compatible with USB 2.0.
See “Printing Speed Is Slow / USB 2.0 Hi-Speed Connection Does Not Work” on
page 41.