Canon C75 - Manual (Page 178)

13-20 Troubleshooting Chapter 13
Telephone Problems
■ ■ ■ ■ ■ You cannot dial.
The telephone line may not be connected properly.
• Make sure all line connections are secure. (
→
p. 2-6)
The power cord may not be plugged in securely.
• Check that the power cord is plugged securely into the unit and into the wall outlet
( → p. 2-9). If the unit is plugged into a power strip, make sure the power strip is plugged in
and turned on.
The unit may not be set for the type of telephone line in use (pulse/tone).
• Make sure the unit is set for the correct telephone line type. (
→
p. 3-10)
■ ■ ■ ■ ■ The optional handset, telephone, or extension phone disconnects while
you are talking.
The power cord may not be plugged in securely.
• Check that the power cord is plugged securely into the unit and into the wall outlet
(
→
p. 2-9). If the unit is plugged into a power strip, make sure the power strip is plugged in
and turned on.
Print Quality Problems
■ ■ ■ ■ ■ The print quality is not what you expect; print is not clear, is splashed, has
missing dots or white streaks.
The print media you are using may not be supported by the unit.
• Make sure you are using the recommended print media. (
→
p. 5-2)
You may be printing on the wrong side of the paper.
• Some papers have a “right” side for printing. If the print quality is not as clear as you would
like it to be, try turning the paper over and printing on the other side.
The nozzles on the BJ cartridge print head may be clogged.
• Refer to the flow chart (
→ p. 12-9) and clean the BJ cartridge print head if necessary.
(
→
p. 12-11)
The BJ cartridge or tanks may not be installed properly.
• Make sure the BJ cartridge and tanks are installed properly. (
→
pp. 2-13, 12-15)
The BJ cartridge or tanks may need to be replaced.
• Determine if the problem is with the BJ cartridge or tanks (
→ p. 12-8), and replace if
necessary. (
→
pp. 12-12, 12-15)
The BJ cartridge print head may be worn out.
• Determine if the problem is with the BJ cartridge print head (
→
p. 12-8) and replace the BJ
cartridge if necessary. (
→
p. 12-12)