Canon LBP 2460 Service Manual - Page 110
VII. OPTION CONTROL SYSTEM, Option Controller, Outline,
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CHAPTER 2 VII. OPTION CONTROL SYSTEM A. Option Controller 1. Outline To use the paper deck installed to the printer, the option controller needs to be attached to the printer. The option controller is a 16-bit microcomputer (CPU: IC101) that controls serial communication with the video controller and serial communication with the paper deck. The option controller controls the paper deck according to the various commands and signals sent from the video controller and signals sent from the DC controller. Figure 2-7-2 shows a block diagram of option controller. External device (host computer, etc.) Video Controller PCB DC Controller PCB Serial line Option Controller PCB CPU IC101 Serial line Printer Paper deck driver PCB Paper deck Figure 2-7-1 2 - 64