Brother HL-1870N - Page 191

HL-1850/1870N SERVICE MANUAL
6-7
Error Messages Meaning Remedy
ERROR S01
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S02
Instruction access error Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S03
Memory address not
aligned
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S04
Instruction bus error Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S05
Data bus error Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S06
Privileged instruction Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S07
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S08
Illegal instruction Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S09
No fpu Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S10
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S11
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S12
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S13
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR S21
Unknown operator call
detected
Turn off the printer. Wait a few seconds,
then turn it on again. If still remains,
replace the main PCB.
ERROR E41
Error in communication
with the engine controller
Turn off the printer. Wait a few seconds,
then turn it on again. Refer to M-12 ‘E41
error’ in this chapter.