Radio Shack SM-1000 User Manual
10
TROUBLESHOOTING
Your SSM-1000 Mixer should require very little maintenance. If you do have prob-
lems, refer to the troubleshooting chart below for possible solutions.
lems, refer to the troubleshooting chart below for possible solutions.
Caution: Only a qualified service technician should perform repairs on this SSM-
1000 Mixer!
1000 Mixer!
Problem
Solution
Nothing works
Check the AC power connection.
Make sure the AC outlet is ‘’live’’.
Check the power connections to the rest of the system
(amplifier/receiver, etc.)
(amplifier/receiver, etc.)
No signal from an
audio input source
audio input source
.
Check the control setting.
Check the connections between the mixer and the input
source.
source.
Hum from PHONO
Connect the turntable’s ground wire (usually black or
green) to one of the GND screws on the back of the
mixer.
green) to one of the GND screws on the back of the
mixer.
Hum from other
inputs
inputs
Make sure there are no low level inputs connected to the
LINE 1 and 2 jacks.
LINE 1 and 2 jacks.
Feedback “squeals”
Move the microphone farther away from the output
speakers or use a directional microphone.
speakers or use a directional microphone.
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