Canon MP370 All in One Printer User Manual


 
94 Troubleshooting Chapter 11
No Power
X Nothing Displays On The LCD (There Is No Power)
When you connect the power cord to the machine and wall outlet, and press [ON/OFF], the
machine powers ON and a message is displayed on the LCD.
While the [Alarm] lamp flashes, the machine is initializing and you will not be able to use it. Wait
until the [Alarm] lamp stops flashing.
If nothing is displayed on the LCD, check the cause of the following.
Cannot Copy Or Print
X Cannot Print At All, Cannot Print Correctly
When Copying Or Printing From A Computer
Cause Action
The power cord is not correctly
connected.
Securely connect the power cord to the machine and wall outlet.
You have not pressed [ON/OFF]. The machine will power ON and the LCD will display a message
when you connect the power cord and press [ON/OFF].
The wall outlet is not working
normally.
Connect an electrical appliance to the wall outlet and check whether
the wall outlet is working properly.
The power cord is connected to a
table tap or extension cord.
If the table tap or extension cord has a power switch, check that it is
turned ON. If the machine does not power ON, disconnect it from the
table tap or extension cord and connect the machine directly to the
wall outlet.
The power cord is defective. Either replace the power cord with another, suitably fused, or using
a tester, check whether the cord is defective.
Cause Action
Ink has run low or out. Check whether the ink tanks are empty. Replace the ink tanks if
necessary.
The print head is dirty. Clean the print head. (See page 85)
The [Alarm] lamp is flashing. If it is flashing, see “When The [Alarm] Lamp Flashes,” on page
106.
The ink tanks are not installed
correctly.
Lift the scan unit until it locks into place, and open the inner cover,
then check that the ink tanks are securely inserted. Also, check that
the ink tanks are inserted in the correct slots. (See page 78)
The ink is not ejecting correctly, or
the print head is misaligned.
Print the nozzle check pattern (see page 83), or try a print head
cleaning (see page 85).
The paper is too thick. Use 17 lb.–28 lb. (64 g/m
2
–105 g/m
2
) paper. (See page 15)