Oki OKIPAGE18 Maintenance Manual page 122

Category LCD READY
message LED
Controller
error
Trouble or status
ATTENTION
LED
Code(nn)
77 Toner sensor error
79 LED head type identification error.
This LED head is not appropriate for this printer, therefore, not
to be used.
80 I/F timeout occurred between the printer main unit and the operator panel.
81 I/F timeout occurred between the printer main unit and the
optional tray (2nd tray, 3rd, multi feeder.)
82 This is displayed when one of the following occurs:
• I/F timeout has occurred between this device and PU (engine).
• Option tray information between this device and PU (engine)
has reported situation other than Normal/Paper near end/
Paper out/No Cassette.
If option tray is connected, check option tray.
83 I/F timeout occurred between the printer and the Duplex Unit
84 Printing sequence error in the Duplex unit.
85 This error will not occur with OP18/OP20+device.(OP24/24DX/24dx Only)
Indicates that the Duplex unit with the old version number/
model has been installed.
Replace the Duplex unit.
90 A watchdog timer timeout occurred.
F0 Monitor error (double weight)
F1 Monitor error (argument error)
F2 Optional timeout error
F3 Optional status error
F4 BG program error
F5 System timer program error
F6 IPT2 program error
F7 IPT1 program error
Error
Check the operation of the toner sensor lever.
Relace the Power Supply Unit (High Voltage)
Replace the main board.
Note: When replacing the Main board, install the EEPROM
mounted on the replaced Main board.
See chapter 6.5.2.
See chapter 6.5.2.
See chapter 6.5.2.
See chapter 6.5.2.
– Turn the power off, then on.
– Replace the Main board. (BOARD-FFH)
Note: When replacing the Main board, install the EEPROM
mounted on the replaced Main board
Remedy
Remedy