Oki C9800 Series Service & Troubleshooting Manual page 21

Using the Motor & Clutch Test
Enter Service Mode by holding down the menu up / menu down and help buttons
at the same time while powering up the machine. (This may take up to 60 seconds.)
From Diagnostic Mode Down arrow to
From this menu, pressing the Down Arrow Key will scroll through the following table
of tests. Simply select "Enter to execute and "Cancel" to terminate the selected test.
Image Drum / Toner / Waste Toner Tests
Item Tested
K-ID Motor
C-ID Motor
M-ID Motor
Y-ID Motor
ID UP/DOWN
DISPOSAL TONER TUBE
TONER SUPPLY MC
TONER SUPPLY C
TONER SUPPLY M
TONER SUPPLY KY
TONER SUPPLY Y
TONER SUPPLY K
Printer Paper Feed Tests
Item Tested
TRAY1 GEARED MOTOR
TRAY1 MOTOR
M-ID Motor
JOB OFFSET
REGISTRATION SHUTTER
FACEDOWN SOLENOID
EXIT SOLENOID
MPT LIFT UP
MPT MOTOR
REGIST CLUTCH
REGIST MOTOR
FUSER RLS
FUSER MOTOR REVERSE
FUSER MOTOR
BELT MOTOR
Duplex Tests
Item Tested
DUP FAN
DUP MOTOR
High Capacity Paper Feeder Tests
Item Tested
TRAY5 GEARED MOTOR
TRAY4 GEARED MOTOR
TRAY3 GEARED MOTOR
TRAY2 GEARED MOTOR
TRAY5 ROLLER CLUTCH
TRAY4 ROLLER CLUTCH
TRAY3 ROLLER CLUTCH
TRAY2 ROLLER CLUTCH
TRAY5 FEED MOTOR
TRAY4 FEED MOTOR
TRAY3 FEED MOTOR
TRAY2 FEED MOTOR
TRAY5 MOTOR
TRAY4 MOTOR
TRAY3 MOTOR
TRAY2 MOTOR
"Motor & Clutch Test"
Remark
Runs black image drum motor for 10 seconds
Runs Cyan image drum motor for 10 seconds
Runs Magenta image drum motor for 10 seconds
Runs Yellow image drum motor for 10 seconds
Runs Image Drum Up/Down Motor for 10 Seconds
Runs Disposal Toner Tube for 10 Seconds
Runs the Magenta / Cyan Toner Supply Motor
Runs the Cyan Toner Supply Motor
Runs the Magenta Toner Supply Motor
Runs the Black / Yellow Toner Supply Motor
Runs the Yellow Toner Supply Motor
Runs the Black Toner Supply Motor
Remark
Runs the Tray 1 geared motor for 10 seconds
Runs the Tray 1 motor for 10 seconds
Runs Magenta image drum motor for 10 seconds
Runs the job offset mechanism for 10 seconds
Activates the Regis. solenoid ON/OFF for 10 seconds
Face Down solenoid ON/OFF for 10 seconds
Exit solenoid ON/OFF for 10 seconds
Runs the MPT tray lift up motor
Runs the MPT tray paper feed motor
Runs the registration clutch for 10 seconds
Runs the registration motor for 10 seconds
Rotates the fuser rollers in steps
Runs the fuser motor in reverse for 10 seconds
Runs the fuser motor for 10 seconds
Runs the transfer belt motor for 10 seconds
Remark
Runs the Duplex Fan for 10 seconds
Runs the Duplex Motor for 10 seconds
Remark
Runs the Tray 5 geared motor for 10 seconds
Runs the Tray 4 geared motor for 10 seconds
Runs the Tray 3 geared motor for 10 seconds
Runs the Tray 2 geared motor for 10 seconds
Runs the Tray 5 roller clutch for 10 seconds
Runs the Tray 4 roller clutch for 10 seconds
Runs the Tray 3 roller clutch for 10 seconds
Runs the Tray 2 roller clutch for 10 seconds
Runs the Tray 5 feed motor for 10 seconds
Runs the Tray 4 feed motor for 10 seconds
Runs the Tray 3 feed motor for 10 seconds
Runs the Tray 2 feed motor for 10 seconds
Runs the Tray 5 motor for 10 seconds
Runs the Tray 4 motor for 10 seconds
Runs the Tray 3 motor for 10 seconds
Runs the Tray 2 motor for 10 seconds
and press "Enter"