This manual pertains to Samsung laser printer engines, specifically covering models SCX 3200, SCX 4600, SCX 4623, and ML 1665. It also details compatibility with various Xerox and Samsung printer models, including Work Centre 3210/3220, Phaser 3140/3155/3160, SCX 4223F, SCX 4300, ML-2855ND/SCX-4828FN, CLP310/315, CLX-3170/3170N/3170FN/3171, ML1640/1641/1645/2240/2241/2245, ML-1910/1915/2525/2580/SCX-4600/4623F/4623FN/SF-650/650P, ML1660/1665, and SCX-3200/3217. The focus is on the reset chip functionality and associated software, providing a complete dump and a build diagram for a resetter.

The purpose of this manual is to provide essential documentation for the reset chip software and diagram. It includes the software required for chip resetting, a complete firmware dump, and a diagram for constructing a resetter device. This resource is intended for users and technicians who need to perform chip resets on the specified Samsung and compatible Xerox printer models, ensuring continued operation and maintenance of these devices.