World of Fax & Copiers
Fax, Copier & Printer Parts/Supplies Specialist

 We Stock full line of parts for Sharp, Xerox, Canon, Brother, Hp,  Toshiba, Panasonic, Ricoh 

     Outside or within the U.S. (845) 624-2332
 
  
Toll Free 1-866-FAX-PART (866-329-7278)

FAX ORDERS TO 845-624-2299

COMMON ERROR CODES FOR THE:

    MFC 4550

CODE DESCRIPTION
71 Laser scanner motor does not lock
72 Cannot detect Beam Detect signal
73 No toner cartridge loaded
74 Toner empty
75 In-house temperature error  -  

SOLUTION: REPLACE FUSER UNIT

76 Fixing heater harness disconnected or broken  -  

SOLUTION: REPLACE FUSER UNIT

77 Heater thermistor short circuit  -  

SOLUTION: REPLACE FUSER UNIT

78 Heater thermistor harness disconnected or broken  -  

SOLUTION: REPLACE FUSER UNIT

79 Toner thermistor disconnected or broken  -  

SOLUTION: REPLACE FUSER UNIT

80 Paper size setting error
82 Paper feeding error
83 Paper jam. The registration sensor remains ON
84 Paper jam. The paper ejection sensor remains ON
87 Fails to complete the recording operation sequence
88 Paper jam. Even after the registration sensor has gone OFF, the paper ejection sensor stays OFF
8B Overheating error
A1 Top cover opened
A2 Document too long to scan
A3 Document not detected by the document rear sensor
A4 50% or more faulty of white level data
A5 Faulty operation of DMAO during scanning
A6 Faulty operation of DMA1 during scanning
A7 One-line feeding time-out error
A8 One-line scanning time-out error
A9 Abnormal scanning reference voltage
AB Document feed-in amount measuring error
AC Less than 50% faulty of white level data
B1 CODEC LSI error
B8 Amplifier gain error
B9 Light emission intensity error of the LED array
BA Scanning error: The left-hand black reference line which is marked on the document pressure bar for scanning width setting is not detected
BB Scanning error: The right-hand black reference line which is marked on the document pressure bar for scanning width setting is not detected
BC Scanning error: Reduction miss
BD Scanning error: Enlargement miss
D1 The MODEM setup bit sticks to high
D2 CTS stays OFF or ON if the MODEM RTS is turned ON or OFF, respectively
D3 Bit B1A of the MODEM stays OFF

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