Matrix 4 Installation & User Guide V 6.
Matrix 4 INSTALLATION AND OPERATION MANUAL 1 Matrix 4 Mixer Installation and operation manual Contents Section Page 1 Safety Notes...............................................................................2 2 General ......................................................................................2 3 Schematic Diagram ....................................................................2 4 Installation ..................................................................................
2 1 Matrix 4 INSTALLATION AND OPERATION MANUAL Safety Notes • • • • • Do not expose the unit to water or moisture. Do not expose the unit to naked flames. Do not block or restrict any air vent. Do not operate the unit in ambient temperatures above 35oC. Do not perform any internal adjustments unless you are qualified to do so and fully understand the hazards associated with mains operated equipment. • The unit has no user serviceable parts. Refer any servicing to qualified service personnel.
Matrix 4 INSTALLATION AND OPERATION MANUAL 3 For balanced microphones, connect the cable screen to pin 1, the in-phase signal (+) to pin 2 and the reverse phase signal (-) to pin 3. For unbalanced microphones, connect a wire link from pin 1 to pin 3 inside the XLR type cable mounted plug; use pin 1 as ground (cable screen) and pin 2 as hot.
4 Matrix 4 INSTALLATION AND OPERATION MANUAL Location of Jumpers J1, 2, 3 & 4 J1 MIC 1 MIC 1 INPUT INPUT GAIN SETTINGS MICROPHONE INPUT 40dB GAIN MIC 2 INPUT J2 MIC 2 J3 MIC 3 MIC 3 INPUT LINE INPUT 0dB GAIN MIC 4 INPUT J4 MIC 4 When setting the jumpers please ensure that you: • Remove the mains cable from the rear of the product before removing the top panel. • Only reassemble the unit using screws identical to the original parts.
Matrix 4 INSTALLATION AND OPERATION MANUAL 9 5 Individual Microphone Level Controls Separate, front panel mounted level controls are provided for all 4 microphones. Use these controls to set the operating level of each individual microphone; settings will vary depending upon the conditions, however, for optimum performance, set the controls to a minimum setting of 12 o’clock.
6 Matrix 4 INSTALLATION AND OPERATION MANUAL Multiple CPM-4 paging microphones can be connected to a Matrix 4 if wired as follows: Wiring Multiple CPM-4 Microphones to a Matrix 4 IMPORTANT NOTE: CONNECT +V POWER TO FIRST CPM-4 ONLY Details of the 9-pin D-Type connector terminations are below: Pin 1 Pin 3 Pin 5 Pin 7 Pin 9 14 Z3 logic signal Z1 logic signal Mic audio signal (+) +15V power Mic audio signal (-) Pin 2 Z2 logic signal Pin 4 Logic 0V Pin 6 Z4 logic signal Pin 8 Mic 0V (screen) Connector she
Matrix 4 INSTALLATION AND OPERATION MANUAL 16 7 Paging Microphone Controls The paging microphone input is controlled by the two-band equalisation adjacent to the input connector on the rear panel. The equalised signal is then routed to the four Zone Routing Switches positioned on the front panel. Use these switches to configure the operation of the paging mic in the desired zones. When one or more Cloud CPM-4 paging microphones are connected, the routing switches should be in the off position.
8 Matrix 4 INSTALLATION AND OPERATION MANUAL Microphone Inputs Frequency Response Distortion Gain Range Input Impedance Common mode rejection Headroom Noise Equalisation 100Hz / -3dB(filter), 20kHz ±0.5dB <0.
