Lexmark C510 Service Manual - Page 310
Printer circuit board locations, Relays signals between the controlled parts
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5021-0XX Printer circuit board locations Operator panel Erase lamp I/O board HVPS LVPS Engine controller board Name Engine controller board Operator panel Erase lamp I/O board Low voltage power supply (LVPS) High voltage power supply (HVPS) Function Controls the following printer processes Fuser temperature control Laser output control Operator panel indication Toner empty sensing control Error processing control Interface control Displays the printer operation status and supports the manual input switch. Discharges OPC belt located in the photodeveloper cartridge. Relays signals between the controlled parts and engine controller board and drives the controlled parts. Provides power to control the printer. Provides power necessary for the printing process. 5-6 Service Manual
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