Clean up "Micro Cooling Fan" dust to first prepare a small bottle of oil and a toothpick, then the power is removed from the chassis, turn on the power to the shell, remove the fans, find dirt on fan blades gathering place position, with a softly brush to clean up and clean. After the cleanup is complete, in the middle of the fan usually appear positively label, the label opened see "Micro Cooling Fan" to bearing point with a toothpick dipped in the lubricant in the bearing, pay attention to the proper amount of oil. After completion of sticker back, prevent dust from entering, then the fan and power supply can be restored. Need to remind everyone that the "Micro Cooling Fan" not free to use oil when oiling, the poor land lubricating oil will not help, but will make bearing accelerated wear, Men should choose specific products may be able to use high-quality sewing machine oil instead.