Table of contents Table of contents General information..........................5 1.1 Symbols and signal words....................... 5 Safety instructions............................. 7 Features............................... 10 Installation and starting up........................ 11 4.1 Pin assignment..........................11 Connections and controls........................15 Technical specifications........................21 Protecting the environment......................24 ZM 4 Mixer...
Our products and documentation are subject to a process of continuous development. They are therefore subject to change. Please refer to the latest version of the documentation, which is ready for download under www.thomann.de. 1.1 Symbols and signal words In this section you will find an overview of the meaning of symbols and signal words that are used in this document.
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General information 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. WARNING! This combination of symbol and signal word indicates a pos‐ sible dangerous situation that can result in death or serious injury if it is not avoided.
Safety instructions Safety instructions Intended use This device is intended to be used for amplification, mixing and playback of signals from musical instruments and microphones. Use the device only as described in this user manual. Any other use or use under other operating conditions is considered to be improper and may result in personal injury or property damage.
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Safety instructions DANGER! Risk of death from electrical current! The output voltages of modern high-performance amplifiers may result in death or serious injury. Never touch the bare ends of loud‐ speaker cables when the amplifier is on. DANGER! Danger to life due to electric current! A short circuit could lead to a fire hazard and risk of death.
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Safety instructions NOTICE! Damage to the device if operated in unsuitable ambient conditions! The device can be damaged if it is operated in unsuitable ambient conditions. Only operate the device indoors within the ambient conditions specified in the “Technical specifications” chapter of this user manual. Avoid operating it in environments with direct sun‐ light, heavy dirt and strong vibrations.
Features Features 4 microphone/line inputs 4 line outputs AUX input Phantom power (48 V) Telephone paging Priority control Screw terminals for loudspeakers and mains-independent power supply ZM 4 Mixer...
Installation and starting up Installation and starting up Unpack and check carefully there is no transportation damage before using the unit. Keep the equipment packaging. To fully protect the product against vibration, dust and moisture during transportation or storage use the original packaging or your own packaging material suitable for transport or storage, respectively.
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Installation and starting up XLR connections for signal Balanced XLR panel sockets serve as signal inputs. The drawings and tables show the XLR pin inputs assignment. Balanced wiring: Ground, shielding Signal (in phase, +) Signal (out of phase, –) Shielding on the plug housing (optional) Unbalanced wiring: Ground, shielding Signal...
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Installation and starting up Jack plugs for signal inputs The drawings and tables show the pin assignments of 6.35-mm jack plugs. Unbalanced mono phone plug wiring: Signal Ground, shielding Unbalanced stereo jack wiring: Signal 2, 3 Ground, shielding ZM 4 Mixer...
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Installation and starting up Balanced stereo jack wiring: Positive signal (+) Negative signal (–) Ground, shielding ZM 4 Mixer...
Connections and controls Connections and controls Front ö#$ & ( ) * CH 1 CH 2 CH 3 CH 4 CH 5 Gain Gain Gain Gain Gain ZONE 1 ZONE 2 VOLUME VOLUME High High High High High POWER ZONE 3 ZONE 4 VOLUME VOLUME...
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Connections and controls 1 Gain | Control for input amplification of the respective channel (CH 1 to CH 5). Turn the control clockwise or anti- clockwise to regulate the input amplification between -10 and +20. 2 High | Control for raising/lowering the treble of the respective channel (CH 1 to CH 5). Turn the control clockwise or anti-clockwise to regulate the treble between -10 and +10.
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Connections and controls 13 ZONE SELECTOR | Pushbuttons Z1, Z2, Z3 and Z4: These buttons are used to switch the input signal of the channel (CH 1 to CH 5) to the required zone(s) (1 to 4). 14 VOL | Volume control for the channel (CH 1 to CH 5). ZM 4 Mixer...
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Connections and controls Back Monitor Monitor Priority Tel. Paging Line Out 1W 8Ω – HOT COM GND Zone 1 Line Out Zone 2 Line Out Line Line RISK OF ELECTRIC SHOCK DO NOT OPEN Phantom Phantom CAUTION: SHOCK HAZARD - DO NOT OPEN Zone Volume RISK OF FIRE-REPLACE FUS AS MASKED.
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Connections and controls 17 Screw terminal strip for connecting the speaker and telephone system(s): Monitor Line Out | Line output for connecting an amplifier or a recording device. Monitor 1W 8Ω | Output for connecting an 8-Ω monitor. Priority | Connection for an interrupter for muting channels CH 2 to CH 5. Tel.Paging | Connection for emergency announcements, see Ä...
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Connections and controls Connection for emergency For emergency or other important announcements, the ZM4 offers the “Tel.Paging” screw ter‐ announcements minal connection. Connect the shielded audio cable to the “COM” terminal, earth to “GND” and the interrupter for enabling announcements to “HOT” and “GND”. The audio signal is thus permanently present on “COM”...
Technical specifications Technical specifications Input connections Power supply Rubber panel plug C14 Screw terminals Signal input Type XLR panel socket with 6.3-mm jack socket, balanced Level +60 dB Impedance MIC / PHANTOM: 1.4 kΩ LINE: 10 kΩ Type Cinch socket (stereo) Level +50 dB Impedance...
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Technical specifications Phone: 0.5 W rms Impedance Monitor line out: 120 Ω Monitor 1W 8Ω: 8 Ω Phone: 47 Ω Frequency range 20 Hz … 22 kHz (±2 dB) < 0.03% Total harmonic distortion (THD) Sound control Treble (10 kHz): ±10 dB Bass (100 kHz): ±10 dB Phantom power 48 V...
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Technical specifications Ambient conditions Temperature range 0 °C…40 °C Relative humidity 20%…80% (non-con‐ densing) ZM 4 Mixer...
Protecting the environment Protecting the environment Disposal of the packing material Environmentally friendly materials have been chosen for the packaging. These materials can be sent for normal recycling. Ensure that plastic bags, packaging, etc. are disposed of in the proper manner. Do not dispose of these materials with your normal household waste, but make sure that they are collected for recycling.
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When disposing of the device, comply with the rules and regulations that apply in your country. You can also return your old device to Thomann GmbH at no charge. Check the current conditions on www.thomann.de.
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