While you wait for answers, we may have found some information which could help you.
Click here for Sony Volume Soundcassette deck belts?
old silver sony walkman cassette player [WM-EX-808HG] needs help?
Timer recording?
how can I fix my casset am pm tape radio?
How do I remove a jammed cassette from a stereo tape deck?
How can I fix my tape drive on my Sony CFD-565?