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Manual TOA Electronics A-712

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  • TOA Electronics A-712 - page 1

    OPERA TING INSTRUCTIONS 700 SERIES AMPLIFIERS A-706, A-712, A-724 Thank you for purchasing TOA's 700 Series Amplifiers. Please carefully follow the instructions in this manual to ensure long, trouble-free use of your equipment. 1. IMPORTANT SAFETY INSTRUCTIONS .................................................................................... ...

  • TOA Electronics A-712 - page 2

    2 1. IMPORT ANT SAFETY INSTRUCTIONS • Read these instructions. • Keep these instructions. • Heed all warnings. • Follow all instructions. • Do not use this apparatus near water. • Clean only with dry cloth. • Do not block any ventilation openings. Install in accordance with the manufacture's instructions. • Do not install near ...

  • TOA Electronics A-712 - page 3

    3 surface. Doing so may result in the unit falling down, causing personal injury and/or property damage. When the Unit is in Use • Should the following irregularity be found during use, immediately switch off the power, disconnect the power supply plug from the AC outlet and contact your nearest TOA dealer. Make no further attempt to operate the ...

  • TOA Electronics A-712 - page 4

    4 1 2 3 4 5 6 7 8 5. NOMENCLA TURE AND FUNCTIONS [Front] 1. Power switch [POWER] Press to turn ON the power. Press again to turn the power OFF. 2. Power indicator Lights green when the power is switched on. 3. Input 1 – 8 volume controls [INPUT 1 – 8] Adjust the corresponding input signal levels. Turn each control clockwise to increase and coun ...

  • TOA Electronics A-712 - page 5

    5 9 10 21 22 11 12 13 14 15 16 18 19 17 20 [Rear] 9. AC inlet Connect the supplied power cord. 10. Remote control connector Removable terminal block. (1) Remote volume control terminals [REMOTE VOLUME] Connecting a 10 k Ω linear taper volume control across these terminals will allow remote control of preamplifier output and speaker output levels. ...

  • TOA Electronics A-712 - page 6

    6 17. Module input slot Accepts TOA's 900 series module. 18. Functional ground terminal Hum noise may be generated when external equipment is connected to the unit. Connecting this terminal to the functional ground terminal of the external equipment may reduce the hum noise. Note : This terminal is not for protective earth. 19. Speaker output ...

  • TOA Electronics A-712 - page 7

    7 Over 10 cm Over 10 cm Over 10 cm 7. INST ALLA TION To prevent the internal temperature rise, keep the unit at least 10 cm away from objects that may obstruct air flow. 6.5. External Equipment Connection to the PRE AMP OUT and PWR AMP IN T erminals A-700 series Equalizer , limiter , etc. PRE AMP OUT OUT IN PWR AMP IN By connecting a signal process ...

  • TOA Electronics A-712 - page 8

    8 8. RACK MOUNTING To mount the unit in a standard 19" equipment rack, use the optional MB-25B Rack Mounting Bracket. Attach the MB-25B to the unit using the supplied 4 screws. When using other screws, each screw must be shorter than 16 mm. MB-25B M4 x 16 Machine screw included in MB-25B 9. CONTROL SETTINGS Output levels are adjustable with in ...

  • TOA Electronics A-712 - page 9

    9 1 1. BLOCK DIAGRAM INPUT 1 LINE: – 10 dB/600 Ω MIC: – 70 to – 50 dB/600 Ω INPUT 2, 3 LINE: – 10 dB/600 Ω MIC: – 70 to – 50 dB/600 Ω INPUT 4 – 6 LINE: – 10 dB/600 Ω MIC: – 70 to – 50 dB/600 Ω INPUT 7, 8 – 10 dB/10 k Ω MODULE – 10 dB/10 k Ω MUTE CONTROL POWER REMOTE REMOTE VOLUME + – 120 V VCA TREBLE BASS T ...

  • TOA Electronics A-712 - page 10

    10 12. SPECIFICA TIONS [A-706] * 0 dB = 1 V Note: The design and specifications are subject to change without notice for improvement. • Accessories • Optional products AC power cord (2 m) ........................................ 1 Removable terminal plug (4 pins) .................... 1 Removable terminal plug (6 pins) .................... 1 Rem ...

  • TOA Electronics A-712 - page 11

    11 * 0 dB = 1 V Note: The design and specifications are subject to change without notice for improvement. • Accessories • Optional products AC power cord (2 m) ........................................ 1 Removable terminal plug (4 pins) .................... 1 Removable terminal plug (6 pins) .................... 1 Removable terminal plug (3 pins ...

  • TOA Electronics A-712 - page 12

    133-12-920-9A [A-724] Power Source 120 V AC, 60 Hz Rated Output 240 W Power/Current Consumption 565 W (rated output), 215 W (based on UL60065), under 60 mA (when power switch is OFF) Frequency Response 50 – 20,000 Hz (± 3 dB) Distortion Under 2% at 1 kHz, rated power Input INPUT 1 – 6: – 70 to – 50 dB*, 600 Ω (MIC)/ – 10 dB*, 600 Ω ( ...

Manufacturer TOA Electronics Category Stereo Amplifier

Documents that we receive from a manufacturer of a TOA Electronics A-712 can be divided into several groups. They are, among others:
- TOA Electronics technical drawings
- A-712 manuals
- TOA Electronics product data sheets
- information booklets
- or energy labels TOA Electronics A-712
All of them are important, but the most important information from the point of view of use of the device are in the user manual TOA Electronics A-712.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals TOA Electronics A-712, service manual, brief instructions and user manuals TOA Electronics A-712. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product TOA Electronics A-712.

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A complete manual for the device TOA Electronics A-712, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use TOA Electronics A-712 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of TOA Electronics A-712.

A complete TOA Electronics manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual TOA Electronics A-712 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the TOA Electronics A-712, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the TOA Electronics A-712, that we can find in the current document
3. Tips how to use the basic functions of the device TOA Electronics A-712 - which should help us in our first steps of using TOA Electronics A-712
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with TOA Electronics A-712
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of TOA Electronics A-712 in a specific country, if it was not possible to solve the problem on our own.

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