Sharp MX-B427PW User Manual page 116

Troubleshoot a problem
Note: Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to
Settings > Troubleshooting > Print Quality Test Pages. For non‑touch‑screen printer models, press
navigate through the settings.
Action
Step 1
a
Check if the printer is using a genuine and supported toner
cartridge.
Note: If the cartridge is not supported, then install a
supported one.
b
Print the document.
Do horizontal light bands appear on prints?
Step 2
a
Turn off the printer, wait for about 10 seconds, and then turn on
the printer.
b
Print the document.
Do horizontal light bands appear on prints?
Vertical light bands
Note: Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to
Settings > Troubleshooting > Print Quality Test Pages. For non‑touch‑screen printer models, press
navigate through the settings.
Action
a
Check if the printer is using a genuine and supported toner
cartridge.
Note: If the cartridge is not supported, then install a
supported one.
b
Print the document.
Do vertical light bands appear on prints?
Yes No
Go to step 2. The problem is
solved.
Contact your dealer. The problem is
solved.
Yes No
Contact your dealer. The problem is
solved.
116
to
to