Sony WM-FS397 Operating Instructions

To replace the batteries in your Sony WM-FS397, slide open the battery compartment cover located on the back of the device, remove the old batteries, and insert new AA batteries, ensuring proper polarity alignment.
If your WM-FS397 is not powering on, check that the batteries are correctly inserted and have sufficient charge. If the problem persists, inspect the battery contacts for corrosion and clean them if necessary.
To adjust the volume on the Sony WM-FS397, use the volume control dial located on the side of the player. Rotate the dial upwards to increase the volume and downwards to decrease it.
To clean the tape head, use a cotton swab moistened with isopropyl alcohol. Gently rub the swab over the tape head and capstans, then allow them to dry completely before using the device.
If the cassette tape is not playing, ensure that it is properly inserted and that the tape is not jammed. Also, check if the tape is wound too tightly or if the player is in the correct mode.
Yes, you can listen to FM/AM radio on the WM-FS397. Use the function switch to select either FM or AM, and then tune to your desired station using the tuning dial.
To activate the Mega Bass feature, slide the Mega Bass switch to the 'ON' position, which is located on the side of the device. This enhances the low-frequency sound.
If the audio is distorted, try cleaning the tape head. Ensure that the cassette tape is not damaged and that the batteries are fully charged. Adjusting the volume may also help.
To maintain battery life, always turn off the device when not in use, use alkaline batteries for longer playtime, and remove batteries if the player will not be used for an extended period.
If the player stops unexpectedly, the batteries might be weak or depleted. Replace them with new ones. Additionally, check if the cassette is properly inserted and not causing a mechanical block.