三星scx-4521F机器提示LSU错误解决方法（国外英文资料）.docVIP

三星scx-4521F机器提示LSU错误解决方法（国外英文资料） What causes the overheating error? The reason for the overheat error may be: 1, temperature controller, fixed shadow unit power line or heating lamp. Heat sensitive resistance opens The driving gear melts The main printed circuit board component does not supply ac voltage Disconnect the communication wires Solutions for several reasons: 1, check the temperature controller: measuring the resistance of the ac line two broken, such as less than 10 w, because of fever, temperature controller to disconnect it change the temperature controller, such as temperature controller is intact, check whether the supply voltage. 2, check whether the supply voltage: reassemble the lid to close the lid, such as error, measuring the main printed circuit board component of U5 pin # 6 if the voltage is about 3. 2V, otherwise check the CN4 on the power board. 3, if the component of the main printed power board is defective, the main printed circuit board is replaced Check for the failure of thermistor: to measure whether the resistor is burned and its connection. Measure the disconnection of the ac wire, and switch ac power lines if it is disconnected. Daily maintenance of samsung 4521F printer: One, samsung scx-4521f how to remove machine memory? When the machine needs to be restored to the factory state, the memory of the machine will be cleared. In turn, the memory of the machine is cleared by menu - maintenance - empty memory. 2, how does the samsung scx-4521f resume factory setting? Press the menu button bring up a menu, press the or so key selection maintenance, then press the left key to choose clear memory, according to confirm, and then find all set according to the confirmation. The machine has been restored to the factory setting. Three, scx-4521f/XIL how to read the printed page number: In standby mode, press Settings to enter the report of the 8th sub-menu. Then press go or click to find system data and press verify. The machine begins to pri