2JL/2JJ/2JG/2JD
19. Drum PWB BK (DRPWB-BK) ...................... Drum individual information in EEPROM storage. (Black drum unit)
20. APC PWB M (APCPWB-M) ......................... Generates and controls the laser beam. (Magenta)
21. APC PWB C (APCPWB-C) .......................... Generates and controls the laser beam. (Cyan)
22. APC PWB Y (APCPWB-Y) .......................... Generates and controls the laser beam. (Yellow)
23. APC PWB BK (APCPWB-BK)...................... Generates and controls the laser beam. (Black)
24. PD PWB (PDPWB) ...................................... Detects horizontal synchronizing timing of laser beam.
25. Feed PWB (FPWB)...................................... Consists the wiring relay circuit between engine PWB and each electrical
26. Printer PWB (PRNPWB) .............................. Controls the printer functions.
27. Network scanner PWB (NWSPWB)............. Controls the network scanner functions.
28. Waste toner full detection PWB
(WTFDPWB) ................................................ Detects the waste toner box being full.
29. Transfer belt speed detection PWB
(TRBSDPWB) .............................................. Detects the rotation speed of the transfer belt.
30. Main high voltage PWB (MHVPWB) ............ Generates high voltage for main charger high voltage and developing
31. Transfer high voltage PWB 1 (THVPWB1) .. Generates high voltage for primary transfer bias and primary transfer
32. Transfer high voltage PWB 2 (THVPWB2) .. Generates high voltage for secondary transfer bias and separation bias.
33. Fan PWB (FANPWB) ................................... Controls paper conveying fan motors.
2-2-2
component (paper feed section and etc.).
bias.
cleaning bias.