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

Cannot Connect to the Computer Properly

Printing Speed is Slow / USB 2.0 Hi-Speed Connection Does Not Work

Cause
Your environment is not fully
compatible with USB 2.0 Hi-Speed.
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-SPEED USB Hub"
Cause
You connect to a computer that does
not support USB 2.0 Hi-Speed.

Problems Scanning

Scanner won't work

Cause
The machine is not recognized by
the computer.
Chapter 12
If your environment is not fully compatible with USB 2.0 Hi-Speed, the
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-Speed
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-Speed connection.
Obtain the latest version of the USB 2.0 Hi-Speed driver and install it on
your computer.
The USB 2.0 Hi-Speed driver operates properly.
Obtain the latest version of the USB 2.0 Hi-Speed driver and install it on
your computer.
Important
For how to confirm the points above, contact the manufacturer of your
computer, USB cable, or USB hub, as appropriate.
Your environment is not fully compatible with USB 2.0.
See "Printing Speed is Slow / USB 2.0 Hi-Speed Connection Does Not
Work" on page 133.
Restart the computer.
This may enable the computer to recognize the machine.
Action
Action
Action
Troubleshooting 133