Method One, remove the CMOS power supply, static 10 minutes or so, re-loaded can be.
Method Two, clear the password (password) method. Evo d310/d510 Disconnect the power, click the Yellow Tongue button on the motherboard near the CMOS battery the motherboard has a 2-pin jumper near the CMOS battery, unplug the jumper and power it off, then turn the jumper back on to the Evo D320 motherboard with a yellow tongue 3-pin jumper (1-2 normal 2-3 Clear CMOS) Unplug a green 2-pin jumper on the motherboard, power-on d220/228 disconnect the power button on the motherboard, click the CMOS button on the motherboard to disconnect the CMOS pushbutton D240 CMOS battery near a 3-pin jumper, 1-2norman, 2-3 clear CMOS and password CMOS battery near a 3-pin jumper, 1-2norman, 2-3-clear CMOS and password d530/d338 disconnect the power, click on the motherboard of the CMOS battery near the yellow tongue button There is a 2-pin jumper near the CMOS battery on the motherboard, unplug the jumper and power it off, then turn off the jumper and put it back on the D325 power down the CMOS button on the motherboard there is a 3-pin jumper near the CMOS battery, 1-2norman, 2-3 clear Password