Altec Lansing VS4221 manual Stand-By, System Specifications, Default, Headphones

STAND-BY

To mute the speaker system, simultaneously press the “+” and “–” buttons located on the side of the right satellite, or press the stand-by button on the wireless remote. The LED on the front of the satellite will turn off. To un-mute, perform either command again.

Note: While in stand-by mode, the system continues to receive power. To completely shut down the unit, simultaneously press the “+” and “–” buttons located on the side of the right satellite, or press the stand-by button on the wireless remote, then unplug the unit from the wall.

SYSTEM SPECIFICATIONS*

DEFAULT

The button marked with the word "default" on the wireless remote restores tone controls to original factory settings.

HEADPHONES

To use headphones with the system, plug them into the labeled jack on the right satellite. When headphones are connected, the speaker system is muted.

Altec Lansing’s superior sound comes from our patented Dynamic EQ technology, which utilizes custom-built, high-fidelity drivers, state-of-the-art equalization circuitry, and a harmonious mix of the following specifications:

Sound Pressure Level (SPL):	98 dB	System Response:	40 Hz – 20 kHz (-10 dB)
Total Continuous Power:	35 Watts RMS	Signal to Noise Ratio
		@ 1 kHz input:	> 80 dB
• Front Speakers:	8 Watts/channel @ 4 ohms
	@ 10% THD @ 160 Hz – 20 kHz	Drivers (per satellite):	Two 28mm full-range and
	2 Channels Loaded		one 3" mid-bass driver
• Subwoofer:	19 Watts @ 8 ohms	Subwoofer:	One 6.5" long-throw woofer
	@ 10% THD @ 40 – 160 Hz
	Single Channel Loaded

*Power rating conforms to FTC Amplifier Rule #16 C.F.R. Part 432.

TROUBLESHOOTING

SYMPTOM	POSSIBLE PROBLEM	SOLUTION
No LEDs are lit.	Power isn’t turned on.	Turn on the speaker system by either simultaneously pressing the “+” and “–“
		buttons located on the side of the right satellite, or by pressing the stand-by
		button on the wireless remote.
	AC power cord isn’t connected to the wall outlet.	Check to see if the “Power On” LED is illuminated on the right satellite. If not,
		connect AC power.
	Surge protector (if used) isn’t powered on.	If the AC power cord is plugged into a surge protector, make sure the surge
		protector is switched on.
	Wall outlet not functioning.	Plug another device into the wall outlet (same jack) to verify the wall outlet is
		working.
No sound	Power isn’t turned on.	Verify the AC power cord is plugged into the wall outlet.
from one or
		Turn on the speaker system by either simultaneously pressing the “+” and “–“
more speakers.
		buttons located on the side of the right satellite, or by pressing the stand-by
		button on the wireless remote.
	Volume is set too low.	Press the “+” button on the side of the right satellite to increase the volume.
		Check volume level on the computer sound card or alternate audio source
		device, and set at mid-level.
	3.5mm stereo cable isn’t connected to audio source.	Check plug connections on the audio source. Make sure the signal cables are
		inserted firmly into the correct jacks.
	3.5mm stereo cable is connected to wrong output on	Make sure the 3.5mm stereo cable is connected and fully inserted into the
	audio source.	“line-out,” “audio-out,” or the headphone jack of the audio source.
	Problem with audio source device.	Test the speakers on another audio device. Remove the 3.5mm stereo cable
		from the audio source device and connect it to “line-out,” “audio-out,” or the
		headphone jack of another audio source.

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