Philips BM5B/37 User manual - Page 18
Troubleshooting
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7 Troubleshooting Warning •• Never remove the casing of this device. To keep the warranty valid, never try to repair the system yourself. If you encounter problems when using this device, check the following points before requesting service. If the problem remains unsolved, go to the Philips Web page (www. philips.com/support).When you contact Philips, make sure that the device is nearby and the model number and serial number are available. No power •• Make sure that the AC power cord of the speaker is connected properly. •• Make sure that there is power at the AC outlet. •• As a power-saving feature, the speaker switches off automatically after 15 minutes of inactivity. No sound •• Adjust volume. •• Check whether the speaker is muted. The speaker is in demo mode and not working as usual. •• The demo mode is not intended for end users.You may have activated this mode by accident. In this case, unplug the power cable, press and hold and then plug in the power cable again. Continue to hold the button for 15 seconds until all indicators flash to exit demo mode. If the issue remains, repeat the operation.Then you can power on and operate the speaker as usual. No response from the speaker •• Disconnect and reconnect the AC power plug, then turn on the speaker again. 16 EN Music playback is unavailable on this speaker even after successful Bluetooth connection. •• Check whether the current audio source of the speaker is AUDIO IN. Unplug the 3.5mm audio cable. •• The device cannot be used to play music through this speaker wirelessly. The audio quality is poor after connection with a Bluetooth-enabled device. •• The Bluetooth reception is poor. Move the device closer to this speaker or remove any obstacle between them. Bluetooth cannot be connected with this speaker. •• The device does not support the Bluetooth profiles required for this speaker. •• The Bluetooth function of the device is not enabled. Refer to the user manual of the device to find out how to enable the function. •• This speaker is not in pairing mode or acts as a slave in a group. In group mode, you can only set up Bluetooth connection with the master speaker. •• This speaker is already connected with another Bluetooth-enabled device. Disconnect that device and then try again. Group connection failed •• Move slave speakers closer to the master. •• You can only add slave speakers one by one. •• You cannot group more than four speakers with the master. •• The master speaker may have switched to single mode.