AM-ST21BA - Uncategorized LG - Free user manual and instructions
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| Product Type | Soundbar |
| Model | AM-ST21BA |
| Brand | LG |
| Dimensions (W x H x D) | 850 x 60 x 90 mm |
| Weight | 2.8 kg |
| Power Supply | 100-240 V, 50/60 Hz |
| Power Consumption | 30 W |
| Output Power | 120 W RMS |
| Speakers | 2 tweeters, 2 woofers, 2-way |
| Frequency Response | 40 Hz – 20 kHz |
| Wireless Connectivity | Bluetooth 5.0, LG Sound Sync |
| Inputs | HDMI ARC, optical, USB |
| Audio Formats | Dolby Audio, DTS |
| Main Features | Preset sound modes, equalizer, remote control |
| Wall Mountable | Yes (mounting kit included) |
| Included Accessories | Remote control, batteries, HDMI cable, optical cable, wall mount, guide |
| Care and Cleaning | Soft dry cloth, avoid abrasive products |
| Safety | Unplug before cleaning, avoid moisture, do not open |
| Spare parts and repairability | Available through authorized service; remote and cables optional |
| General Information | Made in China, compatible with LG TVs |
Frequently Asked Questions - AM-ST21BA LG
How do I connect the soundbar to my TV?
Use the provided HDMI cable and plug it into the HDMI ARC port of your TV and soundbar. Enable the ARC function in the TV audio settings.
How do I pair a smartphone via Bluetooth?
Activate Bluetooth on the soundbar (button Bluetooth or mode). Open your phone's Bluetooth settings, select LG AM-ST21BA and confirm pairing.
What if the remote control does not work?
Check the batteries: insert new AAA batteries with correct polarity. Point the remote at the front sensor of the soundbar and remove any obstacles.
How do I reset the soundbar?
Press and hold the Volume - button and the Source button simultaneously for 5 seconds. The device turns off and on again in reset mode.
What sound modes are available?
Modes include Standard, Cinema, Music, Sport and Night. You can switch via the Sound Mode button on the remote.
Can the soundbar be mounted on the wall?
Yes, use the included wall mount. Attach the bracket to the wall with appropriate anchors, then hang the soundbar. Ensure to follow safety distances.
How do I clean the soundbar?
Unplug the device. Use a soft dry cloth. Never use chemicals, alcohol, or solvents. For the grilles, a soft brush can be used.
What to do if there is no sound?
Check that the source is correctly selected (HDMI, optical, Bluetooth). Increase the volume. Ensure that the TV is outputting an audio signal. Restart both devices.
Is this soundbar compatible with all TVs?
It is compatible with any TV that has an HDMI ARC, optical, or 3.5 mm audio output. For older TVs, use the optical input if available.
How do I use the LG Sound Sync function?
Make sure your LG TV supports LG Sound Sync. Enable the function on the TV (Settings > Sound > Audio Output > LG Sound Sync). The soundbar connects automatically.
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USER MANUAL AM-ST21BA LG
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Product information
Brand : LG
Model : AM-ST21BA
Category : Uncategorized