Clear Missing Dots (Nozzle Clogging); Strong Cleaning - Oki IP-6620 User Manual

Clear missing dots (nozzle clogging)

If the missing dots still appear after the daily maintenance and after setting NOZZLE MAP, perform the operation
below.

Strong cleaning

Perform the NOZZLE PRINT
Fill the cap with ink
Perform the NOZZLE PRINT
Perform sheet mount cleaning
Strong cleaning
1
PRINTER READY
01: PAPER / 1626mm
2
PH RECOVERY
2 NORMAL
3
PH RECOVERY
2 STRONG
Perform the strong cleaning when missing dots still appear after the
normal cleaning.
To clear the nozzle clogging, fill the cap with ink and moisten the print
head nozzle surface with ink. After this operation, leave the printer for 1 to
2 hours.
Clean the print heads surfaces with sheet mount cleaning.
page 128.
See
Press the PH.RECOVERY button.
You can perform PH recovery in the following situations.
- When the printer is idle online
- When the printer is online
- During printing
- When the printer is in pause
Press the Down button to select STRONG.
Press the OK button.
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Troubleshooting