General notes General notes This user manual contains important information on safe operation of the device. Read and follow all safety notes and all instructions. Save this manual for future reference. Make sure that it is available to all persons using this device. If you sell the device to other users, be sure that they also receive this manual.
Page 5
General notes Signal word Meaning DANGER! This combination of symbol and signal word indicates an immediate dangerous situation that will result in death or serious injury if it is not avoided. CAUTION! This combination of symbol and signal word indicates a pos‐ sible dangerous situation that can result in minor injury if it is not avoided.
Safety instructions Safety instructions Intended use This device is intended to be used in a sound reinforcement system. Use the device only as described in this user manual. Any other use or use under other operating conditions is consid‐ ered to be improper and may result in personal injury or property damage. No liability will be assumed for damages resulting from improper use.
Page 7
Safety instructions DANGER! Electric shock caused by high voltages inside Within the device there are areas where high voltages may be present. Never remove any covers. There are no user-serviceable parts inside. DANGER! Electric shock caused by short-circuit Always use proper ready-made insulated mains cabling (power cord) with a pro‐ tective contact plug.
Page 8
Safety instructions CAUTION! Possible hearing damage The device can produce volume levels that may cause temporary or permanent hearing impairment. Over an extended period of time, even levels that seem to be uncritical can cause hearing damage. Decrease the volume level immediately if you experience ringing in your ears or hearing impairment.
Page 9
Safety instructions NOTICE! Operating conditions This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture. Avoid direct sunlight, heavy dirt, and strong vibrations. NOTICE! Power supply Before connecting the device, ensure that the input voltage (AC outlet) matches the voltage rating of the device and that the AC outlet is protected by a residual current circuit breaker.
Features Features Special features of this active 2-way full-range monitor: 1 × 12" woofer, 1 × 1" compression-driver Output power 160 W @ 8 Ω, 250 W @ 4 Ω Frequency response 65 Hz … 18 kHz 2-band EQ Line / MIC inputs (XLR), line out (XLR), speaker out socket (NL4) Trapezoid multiplex housing active 2 way full-range monitor...
Installation Installation Unpack and carefully check that there is no transportation damage before using the unit. Keep the equipment packaging. To fully protect the device against vibration, dust and moisture during transportation or storage use the original packaging or your own packaging material suitable for transport or storage, respectively.
Installation 4.1 Pin assignment You can use XLR plugs with balanced or unbalanced wiring. In the following, we will give you an overview of the various options. XLR connections for signal in XLR mounting sockets serve as signal inputs, XLR mounting plugs serve as signal outputs. and outputs Drawing and table indicate the XLR pin assignment.
Page 13
Installation Unbalanced wiring: Ground, shielding Signal Bridged to pin 1 MA1220 MKII...
Connections and operating elements Connections and operating elements active 2 way full-range monitor...
Page 15
Connections and operating elements 1 LINE/MIC Push button to adjust the input sensitivity of the speaker (line or microphone level). 2 INPUT 1 XLR input for line and microphone signals. Set the input sensitivity using the LINE/MIC push button. 3 INPUT 2 Additional XLR input for line signals.
Page 16
Connections and operating elements 8 LED PEAK Indicates clipping. If the LED flickers or lights up during operation, the input level is too high. In this case, reduce the volume of the input signal. 9 VOLUME 1 Control to adjust the volume of input 1. Turn the knob clockwise to increase the volume, thereby observing the PEAK indicator.
Technical specifications Technical specifications System Active 2-way full-range monitor with built-in crossover Speakers 1 × 12" woofer 1 × 1" compression driver, Dispersion 55°…100° × 50° Connections 1 × NL4 output 1 × Line output (XLR) 1 × Line / MIC inputs (XLR) 1 ×...
Page 18
Technical specifications Input impedance balanced: 20 kΩ unbalanced: 10 kΩ Operating voltage supply AC 230 V , 50/60 Hz Housing Multiplex, 15 mm, trapezoid Dimensions (W × H × D) 405 mm × 440 mm × 535 mm Weight 21.57 kg active 2 way full-range monitor...
Protecting the environment Protecting the environment Disposal of the packaging mate‐ rial For the transport and protective packaging, environmentally friendly materials have been chosen that can be supplied to normal recycling. Ensure that plastic bags, packaging, etc. are properly disposed of. Do not just dispose of these materials with your normal household waste, but make sure that they are collected for recycling.
Need help?
Do you have a question about the the box MA 1220 MK II and is the answer not in the manual?
Questions and answers