CHAPTER 3 EXPOSURE SYSTEMCOPYRIGHT © 1999 CANON INC. CANON NP6320 REV.0 DEC. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-9Figure 3-303A*BB* -4Scanner motorJ109-1-2-3Scanner speed control command(SCCLK)Scanner forwardcommand (SCFW*)Scanner motordrive command (SCMD*)J103-1-3-5M2J303-5-7-9Motor drive circuitDC powerSupply PCBMicroprocessor(Q303 : master)DC controller PCBADownload Service Manual And Resetter Printer at http://printer1.blogspot.com