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Problem
Possible cause
No signal can be
Downstream device
heard although the
(amplifier) not switched
level display
on or incorrectly set
indicates a signal
Output incorrectly
connected or not at all
In/output level set
incorrectly
Channel fader / PRE-SET
control incorrectly set
Buzzing sound
No earth connection
can be heard.
between the devices
A cable is defective
A buzz loop arises
between the connected
devices
A channel does
Connection cable has
not function
worked loose.
The balance control on
the amplifier is out of
adjustment
Tone is distorted
Channel fader is
incorrectly set, the
connected amplifier
is overmodulated
Connected device does
not adhere to the required appropriate cinch connection
specification for a cinch
connection or does not
possess a cinch
connection
PRE-SET control
incorrectly adjusted, the
mixer is overmodulated
54
Downloaded from
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Elimination of the fault
Check downstream device,
select correct input on the
amplifier
Connect output as described
Set in/output level as
described
Set channel fader / PRE-SET
control correctly
Make an earth connection
between the devices through
the earth screw terminal
Replace cable
Connect signal earth by
means of special earth-
insulated cable. Caution: Do
not interrupt the earth onnec-
tion of the voltage supply.
Check connections between
the devices
Correct the setting of the
balance control
Set channel fader as
described
Use device with the
Set PRE-SET control as
described
manuals search engine
Intended Use
This "Multi-Mixer McCrypt SM-3090/2" is an audio mixer for use in the home or a
semi-professional environment. Using this device, low-level audio signals from vari-
ous sources of music can be mixed. The device is therefore connected between the
audio signal source to be regulated and an audio amplifier.
This product is only approved for connection to 230 Volt / 50 Hz (10/16 A) alternating
voltage and for shockproof sockets.
It may only be used in closed, dry rooms. Contact with moisture must be avoided at
all times.
Use other than that described above will damage the product and may involve other
risks, such as short-circuits, fire and electric shock etc. No part of the product may
be modified or converted and the housing may not be opened!
The security instructions must be followed at all times!
Product description
• 6-channel mixer
• 3 microphone inputs
• 2 stereo record player inputs
• 6 stereo inputs for CD players, cassette decks, tuners etc.
• 2 stereo MASTER outputs
• 3 Stereo RECORD outputs for recording the mixer signal
• 2 autotransformer starters to control the CD or record player
• 2 x 7-band equalisers
• monitor selector switch
• earphone connection with controllable volume
• analogue recording level display
• pre-set input level control for each channel
• cross-fader
• connection for swan-neck lamp
• sound-effect feature
• talkover feature
• echo
31
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