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3. How to distinguish Power Switch and Gain Adjustment
Switch?
• Power switch means turn the power switch knob(multi-function
knob) clockwise for one time to power on the BOX X2. Adjusting
the gain means turning the gain adjustment knob (multi-function
knob) clockwise all the time to adjust the gain.
4. How do you switch between inputs?
• The BOX X2 supports two inputs: MM turntable input, 3.5mm AUX
Input.
The priority of switching between the two inputs: 3.5MM AUX Input
> MM Turntable input.
5. My turntable doesn't have a ground wire connection.
Does this need a ground wire hooked up for it to be able
to work?
• No, it does not need a ground wire to operate. However, if your
turntable has any ground loop, it will be piped and amplified
through the BOX X2.
6. How to attach ground wire?
• here is a post to attach the ground wire.
7. How does grounding post work? My turntable has fork
spade type Terminal?
• You can connect the fork spade type terminal to the grounding
post.
8. Does this have analog to digital conversion?
• No. This product is a phono preamp/tube preamplifier.
• Please reconnect the power adapter to the BOX X2 to try again.
Note: • If the noise still, please contact us via email at support
@fosiaudio.com.
• BOX X2 is a preamplifier, not a power amplifier, can not
be connected with passive speakers directly.
2. All cables are connected, but there is no audio output?
• Please check if your audio source, BOX X2, amplifier or powered
speakers all are turned on and in working mode.
• Please check whether the light of the vacuum tube is always on
after power on, check whether there is a problem with the vacuum
tube.
• Please check if the music in your audio source is paused.
• Please make sure that you are chose the correct input mode of
the BOX X2, if the 3.5mm AUX input plug in, the MM input mode
will be interrupted, at this time if you want to use the MM input,
you need to disconnect the 3.5mm AUX input first.
• If the connection is right but the BOX X2 does not work, please
try another power supply (Any DC12V power adapter can work
with BOX X2, you can use the power adapter of WIFI router or
camera) that is suitable for the BOX X2. If BOX X2 works after
replacing the appropriate power adapter, it means that the power
adapter is probably broken, please contact us to replace the
power adapter; if BOX X2 still not works after replacing the
appropriate power adapter, it means that the BOX X2 is probably
broken, please contact us to replace the BOX X2.
Note: Make sure that all the cables are completely pushed into the
device.
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