How to fix my LG Speaker System remote control if it's not working?
If the remote for your LG Speaker System isn't working, first make sure you're within 7 meters of the unit and that there are no obstacles blocking the signal. If that doesn't work, try replacing the batteries with new ones.
How to increase the output sound of my LG NB4540 Speaker System?
If the output sound of your LG Speaker System seems low, try these steps: first, switch the DRC function to OFF using the remote controller. If the sound bar is connected to a TV, change the AUDIO DIGITAL OUT setting on the TV Setup Menu from PCM to AUTO or BITSTREAM. If connected to a Player, change the AUDIO DIGITAL OUT setting on the Player Setup Menu from PCM to PRIMARY PASS-THROUGH or BITSTREAM. Also, change the Audio DRC setting on the Player setup menu to the OFF state.
What to do if LG Sound Sync is not working with my LG NB4540 Speaker System?
If LG Sound Sync isn't working with your LG Speaker System, first verify that your LG TV supports LG Sound Sync. Next, check the connection of LG Sound Sync, whether it's optical or wireless. Finally, check the sound settings on both your TV and the speaker system to ensure they are correctly configured.
Why is there no sound coming from my LG NB4540 Speaker System?
If your LG Speaker System isn't producing any sound, first ensure that the correct input source is selected. If the mute function is activated, press the MUTE button or adjust the volume. If you're using an external device like a set-top box or Bluetooth device, also check and adjust the volume level on that device.
What to do if my LG Speaker System has no power?
If your LG Speaker System isn't powering on, ensure the power cord is securely plugged in. Also, test other electronic devices on the same power outlet to rule out any power issues.
How to fix LG NB4540 remote control that is not working?
If the LG Speaker System remote control isn't working, make sure you're within 7 meters of the unit and that there are no obstacles blocking the signal path. If problems persist, replace the batteries with new ones.
Why is the AUTO POWER function not working on my LG Speaker System?
If the AUTO POWER function isn't working on your LG Speaker System, verify the connection of the external device, such as a TV, DVD/Blu-Ray player, or Bluetooth device. Also, check the state of SIMPLINK and try turning SIMPLINK off. Note that depending on the connected device, this function may not operate.
What to do if there is no woofer sound from my LG NB4540?
If you're not getting any sound from the woofer of your LG Speaker System, first ensure that the subwoofer's power cord is securely connected to the wall outlet. If it is, the pairing between the main unit and the subwoofer might be disconnected. Connect the unit and the subwoofer.
How to troubleshoot an LG NB4540 Speaker System that does not work properly?
If the LG Speaker System unit isn't working correctly, turn off the power to both the unit and any connected external devices like TVs, woofers, DVD players, or amplifiers. Then, turn them back on. If that doesn't work, disconnect the power cords of the unit and connected devices before reconnecting them.
What to do if there is no display on my LG Speaker System?
If the display on your LG Speaker System is not showing, the DISPLAY OFF function may be activated. Press the SLEEP button repeatedly to cancel this function.
General| Audio decoders | Dolby Digital, DTS 2.0 |
|---|---|
| RMS rated power | 320 W |
| Audio output channels | 4.1 channels |
| Audio Return Channel (ARC) | Yes |
| Subwoofer connectivity | Wireless |
| Receiver included | No |
| Product color | Gray |
| Wall mountable | - |
| Audio formats supported | FLAC, LPCM, MP3, OGG, WAV |
| Apple docking compatibility | Not supported |
| Soundbar dimensions (WxDxH) | 840 x 82 x 35 mm |
| Subwoofer dimensions (WxDxH) | 221 x 281 x 351.5 mm |
| Bluetooth version | 3.0+HS |
| USB 2.0 ports quantity | USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them. |
| Connectivity technology | Wired & Wireless |
| Digital audio optical in | 1 |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 30 W |
| Soundbar speaker RMS power | 40 W |
Weight and Dimensions| Soundbar weight | 1550 g |
|---|---|
| Subwoofer weight | 7320 g |
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