Yamaha MA2030a MA2030a/PA2030a Owners Manual - Page 1
Yamaha MA2030a Manual
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POWER AMPLIFIER ZV75780 EN Owner's Manual First, please carefully read the "IMPORTANT SAFETY INSTRUCTIONS" in the "Technical Specifications." Thank you for your purchase of the Yamaha MA2030a/PA2030a power amplifier. This power amplifier was designed for background music and public address applications in places such as stores, commercial spaces, and so on. This manual contains installation and setting up information for installers, and operation instructions for users. Please read through this manual carefully before beginning use, so that you will be able to take full advantage of the device's various functions. After you have read the manual, keep it in a safe place. • The illustrations as shown in this manual are for instructional purposes only. • The company names and product names in this manual are the trademarks or registered trademarks of their respective companies. • Software may be revised and updated without prior notice. • In this manual, the mark indicates content that is unique to the MA2030a, and indicates content unique to the PA2030a. Contents that are common to both have no marks. • Amplifier illustrations are mainly from the MA2030a. Where necessary, illustrations of the PA2030a are also shown. Features • Supports both kinds of speaker connection: high-impedance connection and low-impedance connection. • Equipped with digital processor (Feedback Suppressor, Ducker, Leveler). • Optional PA2030a expansion amplifier enables connection of additional speakers. Included items • Power cord (2.0m) • Euroblock plugs (3-pin, 3.50mm pitch) x 1 , x 2 • Technical Specifications: includes block diagram, dimensions, and input/output specifications. • Owner's Manual (this sheet) Setup Step 1 Option 1 Speakers Step 2 Front panel Microphones Portable audio player, etc. Step 2 Option 2 CD players, tuners, etc. Step 3 To AC outlet Step 4 Volume adjustment Rear panel Speaker expansion Option 3 Control Panel (DCP1V4S-US/EU) Step 1 Connecting Speakers Change the setting depending on the speaker connection (high- or low-impedance connection), the kind of speakers, and the installation location of the speakers. Refer to "Connecting Speaker Cables" at the right bottom on this page and the explanation of high-impedance connection, etc. at the following URL. Yamaha Pro Audio site: "Better Sound for Commercial Installations": http://www.yamahaproaudio.com/global/en/training_support/better_sound/ CAUTION • Before connecting speakers, make sure that the power of the device is turned off. If the power is on, there is a risk of electrical shock. NOTICE • Match the impedance settings of this device and the connected speakers. Use in which the impedance does not match may cause damage to the device or speakers. • Ensure that load is not applied to the speaker cable. • In a high-impedance installation, make sure that the sum of the power input ratings of the speakers to be connected does not exceed 60W. • In a low-impedance installation, make sure that the total impedance of speakers to be connected is at least 3 ohms. • Connectable cable gauges: AWG20 (0.5mm2) to AWG16 (1.3mm2) ■ High-impedance Connections (60W x 1 channel) 2 1 Maximum output voltage: 100V Maximum output voltage: 70V 1 Set the speaker output to high-impedance by setting the [OUTPUT] switch to [100V] or [70V] corresponding to the maximum output voltage. 2 Use speaker cables to connect the [SPEAKERS A] terminal to the positive "+" terminals of the speakers, and the [SPEAKERS B] terminal to the negative "-" terminals. In case of high-impedance connection, the [SPEAKERS A] and [SPEAKERS B] terminals are not used. Do not connect to the terminals. Note In high-impedance settings, the speaker output is processed through a high pass filter (80Hz, 18dB/oct.). ■ Low-impedance Connections (30W x 2 channels) 3 Step 4 Adjusting Volume 1 2 2 [SETUP] DIP switch 1 2 8Ω or more 1 Speaker impedance 4Ω to less than 8Ω 3Ω to less than 4Ω 1 Set the speaker output to low-impedance connection by setting the [OUTPUT] switch to [8Ω/4Ω/3Ω]. 2 Set the [SETUP] DIP switch 1/2 corresponding to the specifications of the speakers to be connected. 3 Connect the [SPEAKERS A] / terminals to the "+"/"-" terminals of the first speaker, and the [SPEAKERS B] / terminals to the "+"/"-" terminals of the second speaker. ■ Configuration of Speaker Output Signal Connecting Yamaha Speakers [SETUP] DIP switch 5/6 Setting the [SETUP] DIP switches optimizes the output signal to match Yamaha VXS/VXC speakers designed for commercial installations. Setting mono/stereo output [SETUP] DIP switch 8 In a low-impedance installation, if speakers are placed in a stereo arrangement, set to stereo output. [SETUP] DIP switch 5 6 Yamaha VXS series (surface mount-type) Yamaha VXC series (ceiling-type) High-pass filter (150Hz) Off For information on the speaker output settings of the PA2030a, refer to "Controls and functions." [SETUP] DIP switch High-impedance connections Low-impedance connections 8 - Mono output Mono output Stereo output (*1) -: Setting is not required. (Either up or down can be used.) *1: When stereo audio is output, the left channel signal is output from the [SPEAKERS A] terminals and the right channel signal is output from the [SPEAKERS B] terminals. Step 2 mini-stereo type Connecting External Devices RCA type RCA type Euroblock MA2030a front panel PA2030a front panel 1 Select a stereo input by rotating the [ST SOURCE] knob. The [ST SOURCE] indicator corresponding to the selected input signal lights. 2 Input audio signal from the external device, and rotate the [VOLUME] knob. Make sure that the [VOLUME SIGNAL] indicator lights according to the sound input and that sound comes from the speakers. Matching the volume levels of external devices (including microphones) When connecting two or more external devices, you can lower the volume of the louder devices (or microphones) to match the level of the faintest device. If you are using microphones, follow the instructions in "Option 1 Using Microphones" to adjust the volume level of microphones before executing the operation below. 1 Select the stereo input with the loudest sound by rotating the [ST SOURCE] knob. 2 Press and hold the [ST SOURCE] knob until the [ST SOURCE] indicator flashes. 3 Rotate the [ST SOURCE] knob to the left until the volume decreases to the point that lowers as loud as that of the faintest sounding stereo input (or microphones). As the volume becomes fainter, the flashing rate of the [ST SOURCE] indicator becomes slower. 4 Push the [ST SOURCE] knob to complete the adjustment. The [ST SOURCE] indicator lights. Note Adjustable range: -18dB - 0dB, -9dB as the default setting Option 1 Using Microphones 1 Phone 1 XLR Euroblock 3, 4 2 3, 4 MA2030a front panel MA2030a rear panel PA2030a rear panel Connect a BGM (background music) tuner, a CD player, a portable audio player, etc. to the stereo input jacks of this device. Note 1 2 Refer to "Attaching Euroblock Plugs" for Euroblock plug installation. Make sure that this device and all devices to be connected are turned off. Connect this device and any external devices with appropriate cables. Leveler (suppressing wide playback volume variations) [SETUP] DIP switch 7 [SETUP] DIP switch 7 Leveler disabled The Leveler function automatically suppresses and corrects for large changes in Leveler enabled the playback volume from external devices for a more consistent sound, such as when reproducing BGM (background music). Step 3 2 Connecting Power Cord and Turning On 1, 5 3 AC IN connector Power cord 4 To AC outlet MA2030a front panel MA2030a rear panel 1 Make sure power switches of this device and devices connected to this device are turned off (in position). 2 Turn the [VOLUME] knob all the way to the left. 3 Connect the supplied power cord to the AC IN connector. 4 Insert the power cord plug into an appropriate outlet. 5 After turning on the connected devices (portable audio players, CD players, etc.), turn on this device. Note • Before turning on the power, please check that there are no problems with the cabling, connections, and so on. • When turning the system off, turn off this device, and then connected devices. MA2030a front panel MA2030a rear panel 1 Turn the [MIC IN 1] knob or the [MIC IN 2 GAIN] trimmer all the way to the left, and connect a microphone to the [MIC IN 1] jack or the [MIC IN 2] connector. 2 Set the [VOLUME] knob to roughly a 2:00 position. 3 Loudly speak into the microphone, and turn the [MIC IN 1] knob or the [MIC IN 2 GAIN] trimmer to the right until the output signal is not distorted. If you input a loud voice but the output is small, raise the volume with the [VOLUME] knob. If the sound out of the speakers is too loud, lower the volume with the [MIC IN 1] knob or the [MIC IN 2 GAIN] trimmer. 4 Make sure the input from external devices matches the volume levels of the microphones and the external devices. Refer to "Matching the volume levels of external devices (including microphones)" in "Step 4 Adjusting Volume" for instructions. Note • To adjust the [MIC IN 2 GAIN] trimmer, use a slotted screw driver. • Refer to "Attaching Euroblock Plugs" for installation of Euroblock plugs. • The input signal is always processed through a high pass filter (120Hz, 12dB/oct.) to cut off low frequency signals as well as a Feedback Suppressor to suppress howling. Ducker (lowering the volume of the other channels automatically when a microphone signal is input) [SETUP] DIP switch 3/4 Jack/connector [SETUP] DIP switch Ducker disabled Ducker enabled [MIC IN 1] [MIC IN 2] 3 4 Note • If both Duckers of the [MIC IN 1] jack and the [MIC IN 2] jack are enabled, the Ducker for the [MIC IN 1] takes priority. • Activating the Ducker lowers the output volume of the stereo inputs by 24dB and mutes that of the other microphone input. Option 2 Expanding Speakers RCA RCA MA2030a rear panel PA2030a rear panel Connecting the MA2030a and PA2030a lets you increase the number of driven speakers. Connect the [LINE OUT] jacks of MA2030a and the [LINE IN] jacks of PA2030a. Option 3 Operating with Control Panel Connecting Yamaha Digital Control Panel DCP1V4S-US/EU to MA2030a enables you to control the volume, to switch inputs, etc. remotely. RJ-45 Yamaha Digital Control Panel DCP1V4S-US/EU (maximum: one unit) MA2030a rear panel Ethernet CAT5e or more Straight cable (800m or less (24AWG)) Rear panel ON 1234 When connecting to MA2030a, set the DIP switch 4 to ON (termination setting). Sets the panel ID The functions of the knob and the switches of DCP1V4S-US/EU can be configured with DIP switches at the back of DCP1V4S-US/EU. Panel ID DIP switch 1 2 3 4 Knob Switch 1 Switch 2 Switch 3 Switch 4 Volume: Adjusts the volume output to the [SPEAKERS] terminals and the [LINE OUT] jacks. 0 - - - - Stereo 1/2/3: Switches to stereo input 1/2/3. 1 Stereo 1 Stereo 2 Stereo 3 Mic. 1/2 Mic. 1/2: Turns on/off microphone input 1/2. When a microphone is on, the switch indicator of the 2 Mic. 1 Mic. 2 Mic. 1 Mic. 2 control panel lights and the stereo input is muted. 3 Mic. 1 Mic. 2 Mic. 1 Mic. 2 • If the panel ID is set to 3, the Volume stereo input is not muted even 4 Mic. 1 - Mic. 1 - though the microphone is on. • If the panel ID is set to 7, the microphone stays on while 5 Mic. 2 - Mic. 2 - holding the switch. : A chime sounds when the 6 Mic. 1 Mic. 2 - - microphone is turned on/off -: Does not work. (No function is 7 Mic. 1 Mic. 2 - - assigned.) Note Refer to "DCP1V4S-US/DCP1V4S-EU Owner's Manual" for DCP1V4S-US/EU installation. Connecting Speaker Cables The [SPEAKERS] output connectors on the rear panel are barrier strip type connectors. The connections are described below for two methods: using a spade lug and using a bare conductor. NOTICE Ensure that load is not applied to the speaker cable. Note Connect the cables so that the amplifier's "+" and "-" symbols match those of the speaker. If they are reversed, the phase will be reversed and the sound will not be output correctly. When using a spade lug Loosen the screw, insert the spade lug all the way from below, and tighten the screw. ≤5.8mm (≤0.23") ≥3.2mm (≥ 0.13") When using a bare conductor Loosen the screw, wrap the conductor wire around the barrier strip terminal, and tighten the screw. Be sure that the bare wire does not touch the chassis. 15mm* (0.6") * Actual size Wire should not touch the chassis. Attaching Euroblock Plugs 1 2 3 Loosen Approx. 5 mm Slotted (approx. 0.2") screwdriver Speaker cable 4 Tighten Terminal screw Euroblock plug Note 1 2 3 4 • You must use the supplied Euroblock plugs. If the plugs have been lost, please contact your Yamaha dealer. • Recommended cable gauges for the Euroblock plug: AWG26 (0.13mm2) to AWG16 (1.3mm2) • To prepare the cable for attachment to a Euroblock connector, strip the wire as shown in the illustration using stranded wire to make connections. With a Euroblock connection, stranded wires may be prone to breakage because of metal fatigue due to the weight of the cable or due to vibration. When rack mounting your device, use a lacing bar when possible to bundle and fasten the cables. • Do not tin (solder) the exposed end. Loosen terminal screws. Insert cables. Securely tighten terminal screws. Insert the Euroblock plug into the [MIC IN 2] terminal of MA2030a or the [LINE IN] terminal of PA2030a. Switching the panel lock on/off Changes by several knobs can be locked, so that the settings of the device are not affected by accidental touch or unauthorized operation. The [ST SOURCE], [SOURCE EQ BASS] and [SOURCE EQ TREBLE] knobs can be locked. 1 Adjust the [ST SOURCE], [SOURCE EQ BASS] and [SOURCE EQ TREBLE] knobs to the desired fixed settings. 2 Press the [ST SOURCE] knob three times within a second. 3 To set the panel lock off, press the [ST SOURCE] knob three times within a second again.