Related Manuals for Vivaldi MZ4120S
Summary of Contents for Vivaldi MZ4120S
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Page 1: Operation Manual
4 ZONE AMPLIFIER MIXER MZ4120S OPERATION MANUAL Please follow the instructions in this manual to get the best results from this product. We also suggest that you keep this manual handy for future reference. -
Page 3: Table Of Contents
INDEX SAFETY WARNINGS FEATURES NAMES AND FUNCTIONS FRONT PANEL BACK PANEL OPERATION FIRST TIME STARTUP “CH1” : “CH5” OPERATING INSTRUCTIONS MONITOR OUTPUT MICROPHONE BASE INPUT (BM4) TELEPHONE INPUT OPERATING INSTRUCTIONS MULTISOURCE DEVICE OPERATING INSTRUCTIONS RS232 CH1, CH2, CH3 FUNCTION MODES PRIORITY FUNCTION CONNECTIONS SPEAKER CONNECTIONS... -
Page 4: Safety Warnings
1. SAFETY WARNINGS • Before use, be sure to read carefully the instructions in this section. • Be sure to observe the instructions contained in this manual, as well as the conventions of sa- fety, the safety symbols and messages regarded as very important precautions. •... - Page 5 While using the amplifier: • Should it occur the following abnormal situations while using the amplifier, turn off the power im- mediately, unplug the power cord from the AC outlet and contact your nearest dealer. Do not try to start up again the amplifier because it could lead to fire or electric shock. 9 Amplifier comes smoke or a strange smell.
- Page 6 Using the amplifier: • Do not place heavy objects on the device, it could cause the fall or failure, causing bodily injury and/or property damage. In addition, the object itself can be damaged. • Make sure that the volume control is set to minimum before turning on the power. The high audio product loud when power on, can damage your hearing.
- Page 7 2. CHARACTERISTICS 1. Four-channel amplifier designed for 3 units of 19“ rack. 2. All input sources can be assigned to 4 different zone outputs simultaneously. 3. The five input channels are designed with separate control of bass, treble and volume. 4.
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Page 8: Names And Functions
3. NAMES AND FUNCTIONS 3.1 FRONT PANEL 1. Mute button and indicator. Mute on: the indicator is on. Mute off: the indicator is off. 2. 4 channels matrix amplifier select button 3. Monitor output volume level 4. Monitor output volume control. Clockwise rotation: increase volume. -
Page 9: Back Panel
3.2 BACK PANEL 1. AC Power input 2. Phone Input assignment area and volume control 3. CH5 Line input signal and control signal gain 4. CH4 Line input signal and control signal gain 5. CH3 Mic input or Line input signal and control signal gain 6. -
Page 10: Operation
4. OPERATIONS 4.1 FIRST TIME STARTUP 4.1.1 All volume knobs “LEVEL” are set to “0”. 4.1.2 GAIN Trimmer “CH1 a CH5”, on the back panel, must be set counterclockwise to the mini- mum. 4.1.3 Dip switch “TEL” all in OFF position. Trimmer “VOLUME” must be set counterclockwise to the minimum. -
Page 11: Telephone Input Operating Instructions
4.5 TELEPHONE INPUT OPERATING INSTRUCTIONS Input “TEL.PAGING” input for connection of a telephone exchange. 1. “VOLUME” Adjusting telephone input signal. 2. “ZONE” Dip switch selection area: When set to ON enable audio in the area. 4.6 MULTISOURCE DEVICE OPERATING INSTRUCTIONS If the device is on, the MP3 mode is started automatically when a USB memory or an SD card is plugged in. -
Page 12: Rs232
4.7 Serial Port RS232 Connect the equipment through the serial port to a computer where you installed a communica- tions software, such as “serial debugging assistant V2.1.Exe”, set the baud rate to 9600, 8 bits, no parity, 1 stop bit stop (9600 8N1). Insert commands in the command code, then click the “send”... - Page 13 18. Command to associate the MON channel to ZONE 2 Command On: FF 06 8E 94 Command Off: FF 06 0E 14 19. Command to associate the MON channel to ZONE 3 Command On: FF 06 8F 95 Command Off: FF 06 0F 15 20.
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Page 14: Ch1, Ch2, Ch3 Function Modes
4.8 CH1, CH2, CH3 FUNCTION MODES The inputs has three selectable modes: LINE, PHANTOM, MIC 1) The LINE input is used for audio sources such as CD, VCD, DVD and other audio devices. 2) The PHANTOM provides input power supply of 48V for condenser microphone. 3) The MIC input is used for ordinary microphones as dynamic microphones. -
Page 15: Troubleshooting
7. TROUBLESHOOTING Situation of malfunction The cause of the problem There is no sound emission when the con- 1. The lack of electricity, or the quality of the nection of line is good connections can be of poor True quality. 2. -
Page 16: Applications
8. APPLICATIONS - 16 -... -
Page 17: Block Diagram
9. BLOCK DIAGRAM - 17 -... -
Page 18: Technical Specifications
10. TECHNICAL SPECIFICATIONS MODEL MZ4120S OUTPUT POWER 4x120W OUTPUT INTERFACE 4Ω,70V/100V MONITOR OUTPUT 1W/8Ω INPUT IMPEDANCE AND SENSIBILI- CH1,CH2,CH3: MIC: ±2.5mV/600Ω PHANTOM: ±2.5mV LINE: ~175mV/10KΩ Balanced input CH5~6: 350mV/10KΩ Balanced input TEL: 350mV/10KΩ REMOTE MIC: ±387mV/10KΩ TONE Bassi: ±10dB a 500Hz Acuti: ±10dB a 5000Hz... -
Page 19: Dimensional Scheme
11. DIMENSIONAL SCHEME Unit: millimeters Keep all round at a distance of at least 10 cm from objects that may obstruct air flow to prevent an increase in internal temperature of the unit. Side 100 Side 100 At least 100mm - 19 -... - Page 20 Vivaldi s.r.l. Via E. Fermi, 8 - Z.I. Est 30020 Noventa di Piave (VE) - Italia tel. +39 0421 307825 fax +39 0421 307845 www.vivaldigroup.it - info@vivaldigroup.it...
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