Hi every1... can sum1 pls help.. i have a error on my RS-640. when i start up it says service call 0101. I have taken a look at the encoder strip(which is clean) the sensor(which is undamaged) can sum1 pls help me get this machine up n running. Also if anyone has a list of error codes for RS-640 pls mail me. Spitrhymelyrics@gmail.com