Oki B4100 - Manual (Page 275)

40055101TH Rev.4 275 /
About 60 seconds later
Turn on power again.
No
Turn on power again.
Yes
See ACTION 7.
Is the fuser unit heater
off?
Is the PRINTER
ALARM 4 message
displayed with a delay?
Is the heater free from
wire breakage?
See ACTION 8.
See ACTION 6.
See ACTION 7.
See ACTION 9.
No
No
Yes
Yes
** PRINTER ALARM 4 **
Fuser unit thermal error
Troubleshooting flow chart 4: