Sound Storm s1002 用户指南

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页码 13
Troubleshooting
   Before removing your amplifier, refer to the list below and follow the
   suggested procedures, Always test the speakers and their wires first.
    No Output
        Confirm that all terminal strip connections are secure and tonight.
                         Check both in-line and built-in fuses. Both the "+12v" and the "REMOTE" terminals must
                         have +12v  referenced  to chassis ground.
                         Confirm that the audio signal source (car audio, equalizer, etc.) is connected and is 
                         supplying output signal. To check if the amplifier is supplying signal, unplug the RCA
                         cables from the signal source (but leave them plugged into the amp). Briefly tap the
                         center pin of each of the disconnected RCA plugs with your finger. this should produce
                         a noise (feedback) in your speakers.
       
   
    Only one
    channel
    works
       Confirm that all speaker strip connections are secure and tonight.
       Check the "BALANCE" control on the head unit (or other source) to verify that it is 
       set to its midpoint.
       If you are using the Low Level RCA input, reverse the input plugs at the amplifier (switch
       the R with the L). If the channel which is silent switches to the other side, the problem 
       is either in the head unit/other source or the connecting cables.
  
Weak output  
 Readjust the input Sensitivity control to better suit the input signal.
Noise in the   
  If the noise is a "whine" whose
Audio  
 
 pitch follows the engine speed, confirm that the amplifier
and any other signal sources (head unit ,etc.) are properly grounded.
If the noise is a "clicking"or "popping"  noise whose rate follows the engine speed, this
usually means that the vehicle is equipped with resistor spark plugs and wires, or that
the ignitions is in need of service.
Check the routing 
  
of the speakers and input wires to make sure they are not adjacent
to wires which interconnect lights and other accessories.
If the above steps fail to improve or clear noise interference, the system should be 
checked by a professional mobile audio installer. 
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