Filter
Top Products
All indicators are off AC Cord is not connected to Connect AC power
wall outlet
Control Speaker is not connected Connect control speaker to subwoofer
to the subwoofer
Power is off Press power button or use remote to turn on the system
No Sound from all Speakers Power is not on Verify the AC line cord is plugged into the wall outlet
Verify power switch has been pressed (green Power LED is lit)
Volume setting is too low Raise master volume control
S/PDIF cable is not connected Connect S/PDIF cable
to DVD playback card
Signal cable is disconnected Connect signal cable
from sound card
Right (Control) speaker is disconnected Connect right (Control) speaker
Mute turns off unexpectedly Mute was re-pressed or a function System will un-mute whenever the mute button is pressed
was selected again, if a function button is pressed, or if the volume control
is rotated
Subwoofer emits very loud Signal cable is not completely Make sure cable is inserted snugly into signal jack
humming/buzzing noise inserted into signal jack on subwoofer
No sound from Subwoofer Subwoofer volume is too low Select Bass function and raise volume level
Press and hold Treble and Bass buttons for 3 seconds to reset
Treble, Bass, Center, and Surround levels to default position.
No sound from surround speakers Unit is not in a surround mode Press the mode button to select a surround mode.
Prologic – Amber Dolby Digital – Green
Surround level is too low Select surround level function and raise volume
Press and hold Treble and Bass buttons for 3 seconds to reset
Treble, Bass, Center, and Surround levels to default position
Center and Surround buttons Unit is not in a surround mode Press the mode button to select a surround mode.
do not work Prologic - Amber Dolby Digital - Green
No sound from surround speakers Surround bases are not connected Connect surround bases to rear of subwoofer
when detached Unit is not in a surround mode Press the mode button to select a surround mode.
Prologic - Amber Dolby Digital - Green
Surround level is too low Select surround level function and raise volume
Press and hold Treble and Bass buttons for 3 seconds to reset
Treble, Bass, Center, and Surround levels to default position
No playback from digital input Digital signal cable is not connected Connect digital signal cable to S/PDIF output
of DVD playback card
Sound is distorted Volume level too high Decrease master volume level
Not enough treble Treble setting is too low Select Treble function and increase level
Press and hold Treble and Bass buttons for 3 seconds to reset
Treble, Bass, Center, and surround levels to default position
Too much treble Treble setting is too high Select Treble function and decrease level
Press and hold Treble and Bass buttons for 3 seconds to reset
Treble, Bass, Center, and surround levels to default position
Too much bass Bass setting is too high Select Bass function and decrease level
Press and hold Treble and Bass buttons for 3 seconds to reset
Treble, Bass, Center, and surround levels to default position
Remote Control does not work Batteries are dead or not installed Replace or install new batteries
Remote is not pointed at speakers Point remote control at the left side of LED bar
Remote signal path is blocked Removed any object that is blocking the signal from the remote
to the left side of the LED bar
ADA880 Troubleshooting
Symptoms Possible Problem Solution