What to do if there is no power to the active subwoofer of my Panasonic SC-HTB500?
- WWillie SalazarSep 10, 2025
If the active subwoofer of your Panasonic Home Theater System has no power, ensure the AC mains lead is connected properly.

What to do if there is no power to the active subwoofer of my Panasonic SC-HTB500?
If the active subwoofer of your Panasonic Home Theater System has no power, ensure the AC mains lead is connected properly.
What to do if my Panasonic Home Theater System's subwoofer turns off immediately after turning it on?
If the subwoofer on your Panasonic Home Theater System turns off immediately after being turned on, unplug the AC mains lead and consult your dealer.
When should I set “VIERA Link” to “Off” on my Panasonic SC-HTB500?
Set “VIERA Link” to “Off” on your Panasonic Home Theater System when you do not want to use “HDAVI Control.”
When should I set “TV Audio” to “ARC Off” on my Panasonic Home Theater System?
Set “TV Audio” to “ARC Off” on your Panasonic Home Theater System only when using an optical digital audio cable with an ARC compatible TV.
| Audio decoders | Dolby Digital, Dolby Pro Logic II, DTS |
|---|---|
| RMS rated power | 240 W |
| Audio output channels | 2.1 channels |
| Audio Return Channel (ARC) | Yes |
| Impedance | 4 Ω |
| Tweeter diameter | 65 mm |
| Soundbar speaker RMS power | 120 W |
| Tweeter diameter (imperial) | 2.5 \ |
| Total Harmonic Distortion (THD) | 10 % |
| Subwoofer connectivity | Wireless |
| Receiver included | No |
| Product color | Black |
| Recommended usage | Home theatre |
| Consumer Electronics Control (CEC) | VIERA Link |
| Apple docking compatibility | Not supported |
| Soundbar dimensions (WxDxH) | 1029 x 58 x 108 mm |
| Subwoofer dimensions (WxDxH) | 250 x 356 x 323 mm |
| HDMI in | 1 |
| Connectivity technology | Wired |
| AC input voltage | 220-240 V |
| AC input frequency | 50 - 60 Hz |
| Power consumption (standby) | 0.2 W |
| Power consumption (typical) | 29 W |
| Soundbar weight | 2800 g |
|---|---|
| Subwoofer weight | 6700 g |
Welcome message, general warnings, and cautions for safe operation and handling.
Details of supplied accessories, unit cleaning, and an overview of unit and remote controls.
Guidance on optimal positioning of the main unit and active subwoofer to ensure performance and avoid interference.
Instructions for connecting the system to a TV, other devices, and power sources, including wireless setup.
How to operate the unit, select sources, adjust volume, and utilize various audio effects.
Guide to setting up VIERA Link for integrated TV control and adjusting system settings like TV audio.
Product specifications, audio format information, and solutions for common operational problems.
Comprehensive instructions for safe wall mounting, including precautions, steps, and securing the unit.
Official compliance statements and information on recycling and proper disposal of electronic products and batteries.












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