Samsung CLX-8640 series Service Manual page 68

2. Product specifications and Description
A MICOM at the main controller controls the fuser lamp on/off and system power according to an optimized energy-saving
algorithm for optimal efficiency. It also communicates with the OPE Controller through the USB 2.0 protocol to display
the system information on LCD.
The OPE Controller displays the status of the system by using the WSVGA TFT LCD in response to user actions or
the main controller.
The soft power switch in the KEY SUB BOARD is used to safely shut down the system power.
The DADF Controller controls some mechanisms required to scan by feeder continuously and communicates with the main
controller to synchronize the scanning timing.
The HVPS board generates high-voltage channels and controls it. The FDB board controls the fuser lamp On/Off. The
SMPS board generates the 5V, 24V for system power.
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