Ricoh Aficio MP C2550 Service Manual

SC Tables
D037/D038/D040/D041 4-36 SM Appendix
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
After 3 attempts to send a data frame to the optional counter device via
the serial communication line, no ACK signal was received within 100
ms.
B
 Serial line between the optional counter device, the relay board
and copier control board is disconnected or damaged
 Make sure that SP5113 is set to enable the optional counter
device.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Counter device error 2
After 3 attempts to send a data frame to the optional counter device via
the serial communication line, no ACK signal was received within 100
ms.
633
CTL
B
 Serial line between the optional counter device, the relay board
and copier control board is disconnected or damaged
 Make sure that SP5113 is set to enable the optional counter
device.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Counter device error 3
A backup RAM error was returned by the counter device.
634
CTL
B
 Counter device control board defective
 Backup battery of counter device defective
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Counter device error 4 635 CTL
B
A backup battery error was returned by the counter device.

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