Ricoh Aficio SP C440DN User Manual

Troubleshooting Guide
• Remove the NVRAM from the original engine control board and install it on the new one when you
replace the engine control board.
Blank Print
Symptom Possible cause Necessary actions
No image is printed. Defective laser unit Replace the laser unit.
Defective PCDU Replace the PCDU.
Defective image transfer belt
unit
Replace the image transfer belt
unit.
Incorrect action of paper
transfer roller
Check the guide and the paper
transfer roller.
Defective HVPS Replace HVPS.
Defective BCU Replace the BCU.
All-black Print
Symptom Possible cause Necessary actions
All the paper is black. Incorrectly installed PCDU Install the PCDU correctly.
Defective PCDU Replace the PCDU.
Defective HVPS Replace HVPS.
Defective laser unit Replace the laser unit.
Defective BCU Replace the BCU.
Defective main board Replace the main board.
Troubleshooting Guide
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Ricoh Aficio SP C440DN Specifications

General

Print Technology	Laser
Resolution	1200 x 1200 dpi
Processor	533 MHz
Supported Operating Systems	Windows, Mac OS, Linux
Weight	32 kg
Print Speed	Up to 42 ppm
Monthly Duty Cycle	150000 pages
Paper Input Capacity	650 sheets
Connectivity	USB 2.0
Paper Sizes	A4, A5, A6, B5, Legal, Letter, Executive
Dimensions	40 cm x 52.85 cm x 42 cm