Sony Radio Cassette Receiver (Bolton Ln BD2)

Sony HST-49 stereo cassette receiver. Previously been used for the radio and was connected to the PC via the aux socket. Powers up and radio works but volume control crackly and is now stuck on full volume, even at its lowest setting. Offered for spares or repair. Cassette deck untested, motor appears to turn when pressing play and rewind but no fast forward. Collection only from BD2. Please state when you can collect.