Ricoh Aficio MP C2550 Service Manual

Electrical Component Defects
SM Appendix 8-5 D037/D038/D040/D041
Appendix:
Electrical
Component
Defects
No.
Sensor Name/
Sensor Board Name
Active CN Condition Symptom
image or poor fusing.
Sxx Thermopile A CN237/14
Open/
Shorted
SC541
TH1
Heating Roller
Thermistor
A CN233/4
Open/
Shorted
SC551
TH2
Pressure Roller
Thermistor 1 (Center)
A CN233/11
Open/
Shorted
SC561
TH3
Pressure Roller
Thermistor 2 (Ends)
A CN233/9
Open/
Shorted
SC571
Open Jam C (Jam20)
S3 Paper Exit Sensor L CN227/21
Shorted Jam C (Jam60)
Sxx
Original Length
Sensor 1
A CN206/2
Open/
Shorted
Original paper size
cannot be detected.
Sxx
Original Length
Sensor 2
A CN206/5
Open/
Shorted
Original paper size
cannot be detected.
Open SC120
Sxx Scanner HP Sensor H CN205/2
Shorted SC121
Sxx Platen Cover Sensor L CN205/5
Open/
Shorted
Platen cover open
cannot be detected.
Sxx ITB Contact Sensor L CN234/5
Open/
Shorted
SC442
Open (Jam 24)
Sx Inverter Sensor L CN227/15
Shorted Jam C (Jam64)
SWx
Right Lower Door
Open Switch
L CN219/13
Open
"Open Cover" is
displayed.

Ricoh Aficio MP C2550 Specifications

General

Print Technology	Laser
Functions	Print, Copy, Scan, Fax
Print Speed (Color)	25 ppm
Print Speed (Monochrome)	25 ppm
Print Resolution	600 x 600 dpi
Maximum Print Resolution	2400 x 600 dpi
Duplex Printing	Yes
Copy Speed (Color)	25 cpm
Copy Speed (Monochrome)	25 cpm
Copy Resolution	600 x 600 dpi
Memory (Maximum)	1 GB
Hard Disk Drive (Optional)	80 GB
Interface	USB 2.0, Ethernet 10/100Base-TX
Fax Transmission Speed	33.6 Kbps
Maximum Paper Size	A3
Scan Resolution	600 dpi
Zoom Range	25% - 400%
Paper Size	A4, A5, B5
Paper Weight	52 - 256 g/m²
PDL	PCL 6, PostScript 3
Network Connectivity	Ethernet
Operating System Compatibility	Windows, Mac OS