Oki OKIPAGE 12i Series, Service Handbook

Page: 98 / 226

6 - 6
Table 6-1 (3/10)
Category
LCD status message
Problem or status
Remedy
Controller errors (continued)
ERROR nn
Code
(nn)
Error
71 72 73 74 77 79 80 81 90 91
F0 F1 F2 F3 F4
A failure occurred with the fuser (timeout error etc.). A failure occurred with the thermistor (open error). A failure occurred with the thermistor (short error). SSIO Error A toner sensor fault has occurred when the TOTAL DRAM COUNT is 30 or less. LED Head type Error I/F timeout occurred between the main control board and the operator panel. I/F timeout occurred between the main control board and the optional tray (High Capacity Second Paper Feeder, Power Envelope Feeder, etc.). A watchdog timer timeout occurred. CPU Error Monitor error (double weight) Monitor error (argument error) Option Timeout Error Option Status Error BG Program Error
Remedy
See Section 6.5.2 -
4
.
See Section 6.5.2 -
4
.
See Section 6.5.2 -
4
.
–
Check the connection between the main control board and the power supply/sensor board.
–
Replace the main control board or power supply/sen- sor board.
–
Check the installing of Image drum unit.
–
Replace the power supply/sensor board.
Replace the correct LED Head. –
Check the operator panel for proper connection.
–
Replace the flexible cable, operator panel or main con- trol board.
See Section 6.5.2 -
5
.
–
Turn the power off, then back on again.
–
Replace the main control board.
Note: When replacing the main control board,
be sure to install the EEPROM from the old board onto the new board.