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OPERATING INSTRUCTIONS MA 212 5-CHANNEL MIXER AMPLIFIER
Thank you for selecting the MA 212 5-channel mixer amplifier. Please take
some time to read carefully through these operating instructions before setting up
the equipment.
1. Model
MA 212 5-channel mixer amplifier. . . . . . . . . . . . . . . . . Order # 452.971
The MA 212 mixer amplifier has 3 microphone inputs and 2 auxiliary inputs with a
common master control and treble and bass equalisation. The signal can be processed
with external effect devices via an insert. The microphone inputs 1 and 2 can be
used as voice-controlled priority inputs. The current programme (microphone or
line) is gently faded out.
2. Safety Information
• READ the Operating Instructions / Product Information sheet.
• KEEP these Operating Instructions / Product Information safe.
• COMPLY with the Operating and Safety instructions listed.
• The equipment must be set up so that the plug connector is easily accessible.
• The equipment must be connected to a mains socket that has an earth contact.
• Never expose the equipment to rain or a high level of humidity. For this reason
do not install it in the immediate vicinity of swimming pools, showers, damp
basement rooms or other areas with unusually high atmospheric humidity.
• Never place objects containing liquid (e.g. vases or drinking glasses) on the
equipment. Liquids in the equipment could cause a short circuit.
• Only clean the equipment with a slightly damp or dry cloth. Never use solvents
as these damage the surface.
• Never install and operate the equipment close to radiators, lighting equipment
or other heat generating equipment.
• Always run all cables so that they cannot be damaged or severed by sharp objects.
• Lay all connection cables so that they do not present a trip hazard.
• Whenever working on the equipment switch off all inputs and outputs to the
power supply.
• Check whether the connection figures comply with the existing mains supply.
Serious damage could occur due to connecting the system to the wrong power
supply. An incorrect mains voltage could damage the equipment or cause an
electric shock.
• This equipment needs adequate ventilation. Do not cover ventilation grilles. If
the heat it generates cannot be dissipated, the equipment could be damaged or
flammable materials in its immediate vicinity could be ignited. Take care to