Contents of the article
- Error codes
- Description
- Causes
Ricoh Aficio SP1200
50
Replacement time of the drum unit. (The drum counter
reached the upper limit.)
Main PCB failure
56
Fuser cover opened
Harness connection failure of back cover switch ASSY.
Eject actuator failure. Eject sensor PCB ASSY failure. Main PCB failure
58
Fuser unit failure
Harness connection failure between fuser unit and eject
sensor PCB. Fuser unit failure. LVPS PCB failure. Eject sensor PCB ASSY
failure. Main PCB failure
59
Fuser unit failure
Harness connection failure between fuser unit and eject
sensor PCB. Fuser unit failure. LVPS PCB failure. Eject sensor PCB ASSY
failure. Main PCB failure
5A
HVPS PCB failure (Developing bias voltage failure)
HVPS PCB ASSY harness connection failure. HVPS PCB
failure. Main PCB failure
5B
New toner detection lever malfunction
New toner detection switch harness connection failure.
New toner detection switch failure. Main PCB failure
63
Toner cartridge is at the end of its life. (The toner
sensor detects the nearly empty, or the drum counter reached the upper limit.)
Harness connection failure of new toner sensor harness
ASSY. Harness connection failure of toner sensor PCB unit ASSY. New toner
sensor harness ASSY failure (Toner empty). Toner sensor PCB unit ASSY failure.
Main PCB failure.
68
Fuser unit failure (The side thermistor detects higher
temperature than the specified value.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
69
Fuser unit failure (The side thermistor detects lower
temperature than the specified value.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
6A
Fuser unit failure (The side thermistor does not detect
60°C within the specified time.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
6B
Fuser unit failure (The center thermistor does not detect
100°C within the specified time.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
6C
Fuser unit failure (The center thermistor detects higher
temperature than the specified value.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
6D
Fuser unit failure (The center thermistor detects lower
temperature than the specified value.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
6E
Fuser unit failure (The center thermistor does not detect
temperature rising within the specified time.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
6F
Fuser unit failure (The center and side thermistors
detect extremely high temperature.)
Fuser unit harness connection failure. Fuser unit
failure. LVPS PCB unit failure. Main PCB failure.
71
Laser unit Polygon mirror motor failure (Cannot detect
the period signal of the polygon mirror motor.)
Laser unit harness connection failure. Laser unit
failure. Main PCB failure.
72
BD beam detect sensor malfunction
Laser unit harness connection failure. Laser unit
failure. Main PCB failure.
76
Fuser unit failure (The center thermistor detects rapidly
rising temperature.)
Fuser unit harness connection failure. Fuser unit
failure.
77
Fuser error code failure (The error history of the fuser
unit is deleted.)
Fuser unit failure. Main PCB failure.
78
Fuser unit failure (The temperature sensor of the fuser
unit is broken.)
Fuser unit failure. Main PCB failure.
79
No detection of the internal temperature thermistor.
Harness connection failure of internal temperature
thermistor. Internal temperature thermistor failure. Main PCB failure
7A
No detection of the main motor lock signal.
Main motor failure. Main PCB failure.
7B
Main PCB failure
Main PCB failure
7D
Dirt on drum unit
Dirt or dust on drum unit electrodes. HVPS PCB failure.
Main PCB failure.
7F
Fax paper setting mismatch (The setting paper becomes
besides the A4/Letter/Legal/Folio.
Main PCB failure
80
Fax paper size is incorrect (The registration rear sensor
detected the paper that is smaller than the letter size.)
Registration front actuator catching in some position.
Main PCB failure.
84
Jam Rear. Paper jam in the rear of the machine (It is
detects by the eject sensor)
Harness connection failure of registration front sensor
PCB ASSY, registration rear sensor PCB ASSY or paper eject sensor PCB ASSY.
Registration front actuator, registration rear actuator or paper eject actuator
not operating smoothly or catching in some position. Paper eject sensor PCB
failure. Registration front sensor PCB failure. Registration rear sensor PCB
failure. Registration ground spring failure.
88
Jam Inside. Paper jam inside the machine (It is detects
by the registration rear sensor)
Harness connection failure of registration front sensor
PCB ASSY, registration rear sensor PCB ASSY or paper eject sensor PCB ASSY.
Registration front actuator, registration rear actuator or paper eject actuator
not operating smoothly or catching in some position. Paper eject sensor PCB
failure. Registration front sensor PCB failure. Registration rear sensor PCB
failure. Registration ground spring failure.
8A
Paper jam in Tray 1 (T1) (It is detects by the
registration front sensor)
Harness connection failure of registration front sensor
PCB ASSY. Paper feed roller worn out. Registration front sensor PCB failure.
Main PCB failure.
8D
Paper jam near paper eject tray (When power on, it is
detects by the eject sensor.)
Paper eject actuator not operating smoothly catching in
some position. Eject sensor PCB ASSY failure. Main PCB failure.
