hi ive a beocord 9000 and a beocord 6000 the problems are the 9000 in record mode does not show ppm drive indicator so cannot record the level switch is set at line the front switch is set at amp . the 9000 has just had new belts  . the 6000 has fast rewind but no fast forward or play the belts are good any help or advice on what to look for  thanks