Cannot Connect to the Computer Properly

„Printing Speed is Slow / 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.

 

z The USB port on your computer supports USB 2.0 Hi-Speed

 

connection.

 

z 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).

 

z 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.

 

z 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.

„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

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 / USB 2.0 Hi-Speed Connection Does Not

 

 

Work” on page 183.

 

 

Problems Receiving Faxes

„Cannot Receive a Fax

Cause

Action

The machine is not on.

z You cannot receive faxes if the power is turned off. Press [ON/OFF] to

 

turn the power on.

 

z After a power failure or disconnecting of the power cord, press [ON/

 

OFF] to turn the power on.

 

 

The machine's memory is full.

Either print or delete documents in memory (see “Printing a List of

 

Documents in Memory” on page 113) to free up memory. Then ask the

 

sender to resend the fax.

 

 

Chapter 11

Troubleshooting

183