IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.
Insufficient battery charge can cause the portable speaker to malfunction. If the built-in rechargeable battery power is almost depleted, connect the AC adapter to charge the battery.
Battery capacity decreases over time and through repeated use. If the operating time shortens extremely, service may be required. Begin the procedure to send your Sony product into a Sony facility to be repaired.