2-4
The main control unit controls all function of the machine. Its component portions are:
Fax Engine
CPU --- The CPU is the core of the control section. It controls all other sections.
Scanner Control --- Processes the signal from the Charge Coupled Device (CCD) such as
magnification, reduction, and halftone.
Modem --- The modem facilitates modulation and demodulation of data for far communication.
Memory (FLASH MEMORY, SRAM, DRAM)
FLASH MEMORY --- The FLASH MEMORY contains all program instructions for unit operation.
SRAM --- The SRAM, which is backed-up by a lithium battery is used to store user programmed
information.
DRAM --- The DRAM is used for buffer, which is backed-up by a battery is used to store memorised
documents.
Summary of Contents for OKIOFFICE 120
Page 7: ...vi ...
Page 17: ...1 10 1 7 Dimensions Dimension in mm ...
Page 23: ...1 16 1 11 ID Label Specification 1 12 Labels location ...
Page 24: ...2 1 Section2 Machine Composition 2 1 Interconnect Block Diagram ...
Page 25: ...2 2 ...
Page 87: ...3 46 Unique Switch F 7 and F 9 Factory use only ...