Scanner Motor Drive Circuit - Panasonic KX-MB2230JT Service Manual

KX-MB2230JT/ KX-MB2270JT/ KX-MB2515JT/ KX-MB2545JT/ KX-MB2575JT/ DP-MB310JT
6.7.2.

Scanner motor drive circuit

1. General
Scanner motor drive circuit consists of "Motor driver", "Motor current control circuit", and "O.C.P (Over Current Protection) cir-
cuit".
Scanner motor represents FB (Flatbed) motor and ADF (Auto document Feeder) motor.
FB motor feeds CIS unit in FB scan, FB copy, and FB FAX mode.
A one step rotation of this motor feeds CIS unit 0.021mm.
ADF motor feeds documents in ADF scan, ADF copy, and ADF FAX mode.
A one step rotation of this motor feeds documents 0.042mm.
2. Block Diagram of Scanner motor Drive circuit
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