2JB/2JC
2-2-2
13. Interface PWB (IFPWB) ............................... Consists of wiring relay circuits.
14. Fuser PWB (FUPWB) .................................. Consists of wiring relay circuits.
15. Drum PWB (DRPWB) .................................. Stores the individual drum unit information.
16. Developing PWB (DRPWB) ......................... Stores the individual developing unit information.
17. Fax control PWB (FCPWB)* ........................ Modulates, demodulates, compresses, decompresses and smoothes out
image data, and converts resolution of image data.
18. NCU PWB (NCUPWB)* ............................... Controls connection to the telephone line.
19. Printer PWB (PRNPWB)*............................. Controls the printer functions.
*: Option