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User Manual for Toa Electronics A-9120SM2 Modular Amplifier Click to enlarge the picture
Contents of the user manual for the Toa Electronics A-9120SM2 Modular Amplifier
- Product category: Mixer/Amplifiers Toa Electronics
- Brand: Toa Electronics
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Toa Electronics Mixer/Amplifiers
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User manual for the Toa Electronics A-9120SM2 Modular Amplifier contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Toa Electronics product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Toa Electronics user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Toa Electronics product will considerably shorten its lifespan!
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Product description The A-9120SM2 Modular Amplifier from Toa Electronics is designed to be used in conjunction with optional Toa modules and can be configured for up to 8 inputs and 8 outputs. 9000 series modules as well as existing 900 series input modules can be used with the A-9120SM2. Its 120 W power amplifier allows it to individually perform multi-origin broadcasts. It is equipped with signal processing and control functions necessary for sound reinforcement, permitting all parameters to be set using the mixer. Settings data can be stored inside the unit and called up using the keys on the front panel. In the Box Toa Electronics A-9120SM2 Modular Amplifier Power Cord - 6.56' (2 m) Rack Mounting Bracket Bracket Mounting Screw Blank Panel Blank Panel Mounting Screw Removable Terminal Plug (3-Pins) Removable Terminal Plug (7-Pins) Removable Terminal Plug (14-Pins) Limited 5-Year Warranty Table of Contents
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Technical parametersToa Electronics A-9120SM2 Specs | Power Source | 120 V AC, 60 Hz | | Power Consumption | 150 W | | Rated Output | 120 W | | Audio Input | Max. 8 channels, modular construction (modules optional)
Power amplifier input: 0 dB(*1), 10 kΩ, RCA pin jack | | Audio Output | Preamplifier output 1: 0 dB(*1), 300 ohm, unbalanced, RCA pin jackPreamplifier output 2: 0 dB(*1), 600 ohm, balanced, removable terminal block (3 pins)Speaker output: Removable terminal block (7 pins)(Direct) 120 W, 4 ohm, unbalanced(Transformer) 120 W, 8 ohm 25 V & 70 V, balanced | | Module Slot | Analog Input (slot 1 - 8): -10 dB(*1), 10 kohm, unbalancedDigital Input (slot 1 - 4): 24 bit/48 kHzMIX Output (slot 1 - 8): -14 dB(*1), 330 ohm (CH 1 prefader output), unbalancedDigital Output (slot 5 - 7): 24-bit/48 kHzPower Supply (slot 1 - 8): +24 V, -24 V, +6 V DC | | Reference Level | -20 dBFS | | Power Bandwidth | (Direct) 20 Hz - 20 kHz, 0.02 % THD
(Transformer) 50 Hz - 20 kHz, 0.5 % THD | | Frequency Response | Power Amplifier Section: 20 Hz - 20 kHz, +0, -1 dB
Analog Input Module to Speaker Output: 20 Hz - 20 kHz, +1, -3 dB | | Total Harmonic Distortion | Power amplifier section: 0.008 % (22 kHz LPF, 1 kHz, rated power)Analog input module to speaker output: 0.008 % (22 kHz LPF, 1 kHz, rated power) | | S/N Ratio | At Input short, 20 Hz - 20 kHz, set to ALL FLAT or OFF settingOutput Volume Min.: 90 dB (preamplifier output)Output Volume Max.: 61 dB (preamplifier output, Input 1 volume: 0 dB, Other Inputs: OFF)Power Amplifier Section: 110 dB | | Cross Talk | 64 dB or more (at 20 kHz) | | Tone Control | Bass: ±12 dB (at 100 Hz)Treble: ±12 dB (at 10 kHz) | | Parametric Equalizer | 10 bands, Frequency: 20 Hz - 20 kHz, 31 points, Variable Range: ±12 dB, Q: 0.3 - 5 | | Speaker Equalizer | 10 (setup software has 30 TOA speaker presets) | | High-Pass Filter | -12 dB/oct, Variable Frequency Range: 20 Hz - 20 kHz, 31 points | | Low-Pass Filter | -12 dB/oct, Variable Frequency Range: 20 Hz - 20 kHz, 31 points | | Compressor | Depth: 1 - 5 | | Delay | 0 - 40 ms (1 ms steps), maximum 40 ms (CH 1 + CH 2), mixer mode only | | Scene/Event Memory | 32 | | Advanced Functions | Key lock function | | Control I/O | RS-232C(*2), D-sub connector (9 P, female)Control Input: 4 inputs, no-voltage make contact input, open voltage: 3.3 V DCShort-Circuit Current: 1 mA or less, removable terminal block (14 pins)Control Output: 4 outputs, open collector output, withstand voltage: 27 V DCControl Current: 50 mA, removable terminal block (14 pins) (14 pins)Remote Volume: 2 channels, connect a 10 kΩ/linear taper variable resistor or input the DC voltage of 0 to +10 V, removable terminal block (14 pins) | | Operating Temperature | -10 ℃ to +40 ℃ (14 ゜F to 104 ゜F) | | Operating Humidity | 35% to 80% RH (no condensation) | | Finish | Panel: Aluminum, hair-line, blackCase: Surface-treated steel plate, black, paint | | Dimensions | 16.54 × 4.24 × 13.98" (420 × 107.6 × 355 mm) | | Weight | 28.66 lb (13 kg) | | | | Package Weight | 34.4 lb | | Box Dimensions (LxWxH) | 21.26 x 17.717 x 7.283" |
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