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Thermal Solution
PC-B70 is using "Thermal Tunnel" solution, the two 140mm fans in the front input cold air into the system, the two 120mm fans and the PSU's fan draw the hot air out as a heat circulation.
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PC-B70 Features a three-speed fan controller, user can adjust the fan speeds to get the best balance between silent and increased cooling. Factory setting are default at Mid Speed, but user can adjust the fan speed as needed.
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There are two 140mm intake blue LED fan on PC-B70, The fan can output high air flow volume with lower RPM to push the cold air through the HDD rack. It connected to a three-speed controller, factory setting at middle(890RPM), user can adjust it to suit.
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There is a 120mm exhaust fan behind HDD cage to draw the hot air out, and improve the air flow inside the chassis.
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There is a 120mm exhaust fan at the rear to draw the hot air out, and improve the air flow inside the chassis.
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The PCI bracket with vent holes adds extra ventilation possibilities for improved airflow for optional graphics card coolers.
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