OKI C531
Maintenance Mode. Self-diagnostic mode. Level 0
Self-diagnostic mode layout (entire)
1. Only while displayed as shown in a shaded area ( XXXXX ), the level of the self-diagnostic mode can be switched ▲ or ▼ is used to switch to the option in a non-shaded area ( XXXXX ).
2. POWER ON ▲ and ▼ held down until System Maintenance menu appears. Then ENGINE DIAG MODE selected and OK pressed.
LEVEL0- engine status display
Engine status display
(Heater temperature)
(Ambient temperature and
humidity display)
Voltage display during printing (TR, CH, DB or SB)
Toner sensor
Waste toner sensor
RFID internal noise motor
Error detail
▲ and ONLINE held down in combination (for three seconds) ⇒
LEVEL1-ENGINE DIAG MODE XX.XX
SWITCH SCAN
MOTOR & CLUTCH TEST
TEST PRINT
REG ADJUST TEST
DENS ADJ TEST
CONSUMABLE STATUS
PRINTER STATUS
FACTORY MODE SET
SENSOR SETTING
LED HEAD DATA
NVRAM PARAMETER
▲, ▼, OK and ⮌ pressed in combination momentarily ⇒ LEVEL0- engine status display