Brother MFC5490CN Service Manual page 112

Error Code
Symptom
(Hex)
BD Black level data error.
BE-DE Not used.
DF, E0 Modem error.
E1 Not used.
E2 Wired LAN MAC
address not registered.
E3 Wireless LAN MAC
address not registered.
E4 Not used.
E5 Write error in EEPROM
on the cordless PCB.
E6 Write error in
EEPROM.
E7 No communication
between cordless PCB
and cordless handset.
E8, E9 Not used.
EA Document removed at
*5
phase B.
*1 For MFC only
*2 For wired LAN-enabled models
*3 For wireless LAN-enabled models
*4 For models with cordless handsets
*5 Phase B: FAX negotiation stage between sending machine and receiving machine
Probable Cause
CIS defective
Main PCB defective
*1
SDAA chip defective
Main PCB defective
MAC address not registered
*2
correctly
MAC address not registered
*3
correctly
The base ID code and
*4
cordless handset ID code
registered are mismatched.
Main PCB defective
The base ID code and
cordless handset ID code
*4
registered are mismatched.
Document front sensor
actuator caught on the
surrounding parts
Document front sensor
defective
Main PCB defective
4-22
Solution
Replace the scanner cover
(scanner unit).
Replace the main PCB.
Turn the machine off and then
on.
Replace the main PCB.
Replace the main PCB.
Transfer MAC address from
the WLAN PCB to the main
PCB.
Reregister the cordless handset
ID code.
Replace the cordless handset.
Replace the cordless PCB.
Replace the main PCB.
Reregister the cordless handset
ID code.
Replace the cordless handset.
Replace the cordless PCB.
Correct the surrounding parts
on which the actuator caught.
Replace the document sensor
PCB.
Replace the main PCB.
Confidential