OKI B411d

Self-diagnostic Mode

1. To enter Self-diagnostic mode, turn on the power switch while holding down the "MENU▲" and "MENU▼" buttons and then select "ENGINE DIAG MODE" .
2. The function of this mode is selected from Menu.
3. The release method of this mode is different by setting.
4. Self-diagnostic mode (LEVEL0 and LEVEL1) provides the followings.

How to select the menu items

XXXXX - Menu items can be selected directly.
XXXXX - Menu items can be selected by pressing either [MENU▲] or [MENU▼] key.

Turn the power on while holding down [MENU▲] & [MENU▼] and keep holding them down until the system maintenance menu appears. Then, select ENGINE DIAG MODE and press [OK].

Normal operation mode

Long pressing of [MENU▲] + [MENU▼] + [OK]+ [⮌] simultaneously (6 sec)

ENG DIAG LEVEL0

• Engine status display
• Respective voltages display during print
• Toner sensor monitor
• Waste toner sensor monitor
• Toner TAG noise test monitor
• Monitor controls evaluation function
• Error details

Long pressing of [MENU▲] + [ONLINE] simultaneously (3 sec) ⇒

DIAGNOSITC MODE XX.XX.XX -MODE

• SWITCH SCAN
• MOTOR CLUTCH TEST
• TEST PRINT
• CONSUMABLE STATUS
• PRINTER STATUS
• FACTORY MODE SET
• SENSOR SETTING
• LED HEAD DATA
• NVRAM PARAMETER

Short pressing of [MENU▼] + [MENU▼] + [OK] + [⮌] simultaneously