User manual SONY WM-FX121

[. . . ] ⷠWhen the sound becomes unstable or cannot be heard, replace the old batteries with new ones. * except for FX121/FX121V/FX127 Notes on playing cassettes · Do not use cassettes longer than 90 minutes except for long continuous playback. [. . . ] Turn the HIGH and LOW controls to get the desired tone (FX325). The AVLS switch allows you to limit the maximum volume of your Walkman personal stereo without degrading the sound quality. ⷠWhen the AVLS switch is set to LIMIT (around 85 dB), the volume will be kept at a moderate level without the degradation of the sound quality, even if you attempt to turn the volume up higher. ⷠWhen the AVLS switch is set to LIMIT, the playback sound may be distorted or unstable according to the music (especially the bass boosted part). ⷠWhen the AVLS switch is set to NORM, you will be able to enjoy the full volume capability of your Walkman personal stereo. Before using, charge the rechargeable battery with the supplied charger. The battery may become warm during charging. ⷠUse only the rechargeable battery NC-AA (WM) with the supplied battery charger. ⷠIf the rechargeable battery is new or it has not been used for a long time, it may not be charged completely. The rechargeable batteries can be charged about 300 times. Wear the "L" marked side to the left ear and the "R" marked side to the right ear. Do not use headphones/earphones while driving, cycling, or operating any motorized vehicle. [. . . ] Design and specifications are subject to change without notice. Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation. [. . . ]