Oki Data CONFIDENTIAL5. Maintenance MenuAdjustment of this printer can be performed from the Maintenance Utilities by entering the corresponding menufrom the keyboard of the operator panel.This printer contains the maintenance menu in addition to the normal operation menus. Select an appropriatemenu in accordance with the objective of adjustment.5.1 System maintenance menu (for maintenance engineer) ..........1115.2 Maintenance menu functions .....................................................1125.3 Setups upon completion of part replacement ............................1355.4 Density control manual setting ..................................................137