OKI C844dnwl
Maintenance Mode. Self-diagnostic mode. Level 0
The following description on operating the self-diagnostic is provided, premised on the following operator panel layout:
Note:
Do not enter to the Self-diagnostic mode in printing or stopping the printing by occurring any errors. Additionally, do not send the printing data to the apparatus in the case of the status of the apparatus is the self-diagnostic mode. Because, after exiting the self-diagnostic mode, it possibly cause the state of printing restart failed or the Fatal Error.
Self-diagnostic mode layout (Overall)
The level in a shaded area XXXXX can be displayed only from another one.
Use the [MENU▲] or [MENU▼] button to display the menu option shown in a non-shaded area XXXXX .
LEVEL 0 - Engine status display
Engine status display
Each voltage display category in printing
Toner sensor monitor
Toner pulse count monitor
Tag noise test monitor
Motor control evaluation function
Error details
Long pressing of [MENU▲] and [ONLINE] simultaneously (3sec) ⇒
LEVEL1 - DIAGNOSTIC MODE XX.XX.XX ○ -MODE
SWITCH SCAN
MOTOR & CLTCH TEST
TEST PRINT
REG ADJUST TEST
DENS ADJ TEST
CONSUMABLE STATUS
PRINTER STATUS
FACTORY MODE SET
SENSOR SETTING
LED HEAD DATA
FUSER
DRUM CLEANING