System Description - Samsung SCX-4500 Service Manual

Product specification and feature

2.2.3 System Description

SCX-4500 is made up of Main Controller and Operation Panel, Scan/Copy Part, SMPS/HVPS part and Engine Part.
Main Controller uses Chorus2 for its ASIC, which is on chip micro controller and is composed of 1Mbyte Flash
memory and 8Mbyte SDRAM to control 16Bit Bus. Chorus2 is operated by 66MHz Bus Clock thru internal PLL of
12MHz system Clock.
2.2.3.1 System Structure
Service Manual
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Samsung Electronics