2JZ/2JX/2JV/2H7
2-2-2
17. Transfer high voltage PWB 1 (THVPWB1) .. Generates high voltage for primary transfer bias and primary transfer
cleaning bias.
18. Transfer high voltage PWB 2 (THVPWB2) .. Generates high voltage for secondary transfer bias and separation bias.
19. Main front PWB (FRPWB-M) ....................... Consists of wiring relay circuit between engine PWB and developing unit
K and each electrical component.
20. Sub front PWB (FRPWB-S) ......................... Consists of wiring relay circuit between engine PWB and developing unit
M,C,Y and each electrical component.
21. Feed PWB (FPWB)...................................... Consists of wiring relay circuit between engine PWB and each electrical
component (paper feed section and etc.).
22. Motor control PWB (MCPWB)...................... Consists of wiring relay circuit between engine PWB and drum motors
and transfer motor.
23. Drum PWB M (DRPWB-M) .......................... Drum individual information in EEPROM storage on the drum unit M.
24. Drum PWB C (DRPWB-C)........................... Drum individual information in EEPROM storage on the drum unit C.
25. Drum PWB Y (DRPWB-Y) ........................... Drum individual information in EEPROM storage on the drum unit Y.
26. Drum PWB K (DRPWB-K) ........................... Drum individual information in EEPROM storage on the drum unit K.
27. Encoder PWB M (ECPWB-M)...................... Controls the drum motor M.
28. Encoder PWB C (ECPWB-C) ...................... Controls the drum motor C.
29. Encoder PWB Y (ECPWB-Y)....................... Controls the drum motor Y.
30. Encoder PWB K (ECPWB-K)....................... Controls the drum motor K.
31. Developing PWB M (DEVPWB-M)............... Relays wirings from electrical components on the developing unit M.
32. Developing PWB C (DEVPWB-C) ............... Relays wirings from electrical components on the developing unit C.
33. Developing PWB Y (DEVPWB-Y)................ Relays wirings from electrical components on the developing unit Y.
34. Developing PWB K (DEVPWB-K)................ Relays wirings from electrical components on the developing unit K.
35. APC PWB M (APCPWB-M) ......................... Generates and controls the laser beam. (Magenta)
36. APC PWB C (APCPWB-C).......................... Generates and controls the laser beam. (Cyan)
37. APC PWB Y (APCPWB-Y) .......................... Generates and controls the laser beam. (Yellow)
38. APC PWB K (APCPWB-K) .......................... Generates and controls the laser beam. (Black)
39. PD PWB (PDPWB) ...................................... Detects horizontal synchronizing timing of laser beam.
40. Waste toner full PWB (WTFPWB)................ Detects the waste toner box being full.
41. Transfer belt speed PWB (TBSPWB) .......... Detects the rotation speed of the transfer belt.
42. JAM LED PWB 1 (JLEDPWB1) ................... Controls LED indication.
43. JAM LED PWB 2 (JLEDPWB2) ................... Controls LED indication.
44. Interface PWB (IFPWB)............................... Consists of wiring relay circuits between main PWB and Fax control
PWB.
45. Fax control PWB (FCPWB)* ........................ Modulates, demodulates, compresses, decompresses and smoothes out
image data, and converts resolution of image data.
*: Option
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