2: Can I connect a turntable to T20 amp, why is the
volume is extremely Low?
• As for the turntables do not have a built-in preamp, you need to
add an external phono preamp before connecting T20, such as
our BOX X1, or BOX X2.
• As for the turntables which have a built-in preamp, you need to
switch the preamp on before connecting T20.
3: Why does the sound is cracking or make a lot of
electric noise?
• Please make sure all the cables completely pushed into the
devices, incompletely connection will cause this cracking.
• Please remove all the inputs then check whether cracking noise
disappear or not, the cracking maybe from the audio source or
input cables.
• If you are not using the original factory standard power supply,
please replace the power supply before testing. Many power
supply in the market have large interference coefficient, which
will cause a lot of current sound.
• Please check if the vacuum tube is completely plugged in, and try
to change the left and right vacuum tubes.
4: My Bluetooth device cannot pair with T20?
• Make sure that you have selected the input mode switch to BT on
the back panel of the T20.
• Make sure that T20 is powered on.
• Make sure that T20 is not paired with other devices.
• Make sure that the distance between your device and T20 is not
too long.
• Make sure there are no barriers between your device and T20,
barriers will affect the Bluetooth operation distance.
• Please reconnect the power supply to the T20, and move the T20
to another room to have a try.
• Restart the T20 and then try to connect again, try to use another
Bluetooth device.
5: Why Bluetooth is intermittent?
• Please try with another Bluetooth device.
• Make sure there is no interference from other electronic devices
between the T20 and the audio source.
• Place your device close to the T20, and plug in the power adapter
again.
6: How much power does it take in standby mode? Can
this amp be left on all the time?
• This is the class D amplifier, it will cost very low power when it is
in standby mode. It can be connected all the time and it is safe
without power consumption.
7: Sound quality is not good?
• Make sure all the cables are fully connected.
• Adjust the treble and bass control of the power amplifier to
achieve the right tone.
• Please try to change the sound source and cables to test.
• Please check if the vacuum tube is broken or completely plugged
in.
8: Can T20 accept signal from a Bluetooth microphone?
• Please make sure your Bluetooth microphone must be the
transmitter. Because T20 is a Bluetooth receiver amplifier.
• Please make sure that microphone's Bluetooth can be connected
to the T20's Bluetooth by your operation.
9: Why does the sound cut in and out?
• Please try to change the sound source.
• Lower the treble and bass of the T20.
