Service Manual
Page 135
...84 Document feed motor M Driver IC (IC 501) Carriage motor M Paper feed motor Driver IC (IC 201) M Pickup roller sensor Paper edge sensor Temperature sensor Cover sensor Ink detect sensor Printer control section 48MHz System ...Printer controler (IC101) Address Bus A1 to A20 Data Bus AD0 to AD15 Document scanning section ROM 8M bit DRAM 16M bit (IC102) (IC202) Heater Heater driver driver LED Color Contact sensor Home position sensor Cartridge detection Subheater BJ head Modem IC FM336 (IC701) Communication control section AMP. NCU board Speaker MultiPASS C755...
...84 Document feed motor M Driver IC (IC 501) Carriage motor M Paper feed motor Driver IC (IC 201) M Pickup roller sensor Paper edge sensor Temperature sensor Cover sensor Ink detect sensor Printer control section 48MHz System ...Printer controler (IC101) Address Bus A1 to A20 Data Bus AD0 to AD15 Document scanning section ROM 8M bit DRAM 16M bit (IC102) (IC202) Heater Heater driver driver LED Color Contact sensor Home position sensor Cartridge detection Subheater BJ head Modem IC FM336 (IC701) Communication control section AMP. NCU board Speaker MultiPASS C755...
Service Manual
Page 138
... and Programmable ROM) stores various printer emulation settings, and the waste ink amount discharged to the carriage motor driver. • Detection of BJ head temperature • Detection of printer's internal temperature. • Detection of the printer controller are as follows: •...8226; Buffer control • Print head control Also, the printer controller include MPU function are as the print buffer, and working area. MultiPASS C755 Chapter 3: Maintenance & Service d) Printer control section d-1) MPU&Printer controller (IC 101) The main functions of Home position sensor...
... and Programmable ROM) stores various printer emulation settings, and the waste ink amount discharged to the carriage motor driver. • Detection of BJ head temperature • Detection of printer's internal temperature. • Detection of the printer controller are as follows: •...8226; Buffer control • Print head control Also, the printer controller include MPU function are as the print buffer, and working area. MultiPASS C755 Chapter 3: Maintenance & Service d) Printer control section d-1) MPU&Printer controller (IC 101) The main functions of Home position sensor...