3-Channel Stereo Audio Mixer
(320-3009)                 Troubleshooting            Faxback Doc. # 41586


With proper care and handling, your mixer should give you years of trouble-
free service.  However, if your SSM-1250 is not working properly, follow
these suggestions to see if you can eliminate the problem.  If you cannot,
take the mixer to your local RadioShack store for assistance.

Problem                 Possible Solution

Nothing works           Check the AC power connection and make sure the
                        AC outlet is "live."

                        Check all the connections to the system (amplifier/
                        receiver, input sources, and so on).

No signal from an       Make sure the OFF/ON/TALKOVER switch is not set to
audio input source      TALKOVER.

                        Check the mixer's and the source's control settings.

                        Check the connection between the mixer and the input
                        source.

Hum from PHONO          Make sure the turntable's ground wire (usually
sources                 black or green) is connected to the GND screw on
                        the back of the mixer.

Hum from other input    Make sure there are no low-level inputs connected
sources                 to the LINE input jacks.

Feedback "squeals"      Move the microphone further away from the output
                        speakers or use a unidirectional microphone.

(km-09/12/97)