Oce CS2436 User Manual page 634

Maintenance (CS2436-10)
Ink now fills the system. It takes about seven minutes to complete.
Important
Never remove an Ink Tank while the system is filling with ink.
After Printhead has been replaced and filled with ink, Head Posi.
Adj. ( Auto(Advanced) ) is performed if you have selected Rep.P.
head Print >On in the Control Panel menu. (See "Menu
Settings (8.2.8).")
In this case, follow the instructions on the Display Screen for Printhead
adjustment.
If Rep.P.head Print is Off, perform Head Posi. Adj. ( Auto
(Advanced) ) yourself. (See "Automatic Adjustment to Straighten
Lines and Colors (Head Posi. Adj.) (7.1.2).")