Brother HL 2700CN - Manual (Page 138)

TROUBLESHOOTING 6 - 5
ERROR H66
SERVICE CALL
NVRAM write error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR H67
SERVICE CALL
NVRAM read error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR H68
SERVICE CALL
NVRAM bus error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR H73
SERVICE CALL
Flash read error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR H74
SERVICE CALL
Flash write error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EC3
WARNING
NVRAM ERROR Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EC4
WARNING
Engine controller hardware error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EC7
WARNING
Process timing clock error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED1
WARNING
Yellow switching clutch error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED2
WARNING
Magenta switching clutch error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED3
WARNING
Cyan switching clutch error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED4
WARNING
Black switching clutch error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED5
WARNING
Yellow switching solenoid error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED6
WARNING
Magenta switching solenoid error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED7
WARNING
Cyan switching solenoid error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR ED8
WARNING
Black switching solenoid error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE1
WARNING
Developing motor error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE2
WARNING
Main motor error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE3
WARNING
Transfer belt error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE5
WARNING
Transfer roller solenoid error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE6
WARNING
Transfer belt cleaning solenoid error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE8
WARNING
Fusing unit clutch error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EE9
WARNING
Belt marker sensor error Turn off the printer. Wait a few seconds, and
then turn it on again.
ERROR EEL
WARNING
Erase LED error Turn off the printer. Wait a few seconds, and
then turn it on again.
Call Service
Message Meaning Action