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DMPA12

Digital Power Amplifier

HARDWARE and SOFTWARE INSTALLATION GUIDE

Rio Rancho, NM, USA

www.lectrosonics.com

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Purchase Date:

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Summary of Contents for DMPA12

Page 1: ...DMPA12 Digital Power Amplifier HARDWARE and SOFTWARE INSTALLATION GUIDE Rio Rancho NM USA www lectrosonics com Fill in for your records Serial Number Purchase Date ...

Page 2: ...DMPA12 Installation Guide LECTROSONICS INC 2 ...

Page 3: ...ided plug does not fit into your outlet consult an electri cian for replacement of the obsolete outlet 10 Protect the power cord from being walked on or pinched particularly at plugs convenience receptacles and the point where they exit from the apparatus 11 Only use attachments accessories specified by the manufacturer 12 Use only with the cart stand tripod bracket or table specified by the manuf...

Page 4: ...evice complies with Part 15 of the FCC Rules Operation is subject to the following two con ditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Table of Contents Important Safety Instructions 3 Introduction 5 Unpacking the Unit 5 Items Included in the box 5 Hardware Installation 6 ...

Page 5: ... complete listing of Commands These commands can be used to setup and operate the ampli fier via external devices using either the USB or RS232 serial port Unpacking the Unit Compare the packing list enclosed with the unit with the original order Inspect all items for damage Im mediately call 1 800 821 1121 to report any items that are missing or damaged The sooner we get notified the sooner we ca...

Page 6: ...p via the DANI digital audio network interface bus using the supplied CAT 5 cables con nected to the Expansion ports Speaker Outputs All outputs are a balanced differential configuration and can be used with shielded or unshielded cabling Two adjacent outputs can be combined to double the power delivered to a loudspeaker by wiring them in parallel NOTE The design of the Class D amplifier requires ...

Page 7: ...on Port Digital Audio Network Interface Interconnection Diagram 5 7 16 IN 4 17 IN 6 18 IN 8 19 IN 10 20 5V 21 OUT 2 22 OUT 4 23 OUT 6 24 OUT 8 25 5V MMABLE OUTPUTS EXPANSION A B TX RX RX TX 1 2 5 7 16 IN 4 17 IN 6 18 IN 8 19 IN 10 20 5V 21 OUT 2 22 OUT 4 23 OUT 6 24 OUT 8 25 5V MMABLE OUTPUTS EXPANSION A B TX RX RX TX 1 2 Master Slave Slave Slave Slave EXPANSION A B TX RX RX TX EXPANSION A B TX RX...

Page 8: ...100 mA DC continu ous Following are some typical uses for the program mable outputs Note The diagram shows an external DC source powering the relay coil This is necessary whenever coil voltages exceed 5 V Both LEDs and 5V relay coils can be powered by the 5 V DC pins on the programmable input connector as long as the maximum combined current for all LEDS and relay coils does not exceed 100 mA Expa...

Page 9: ...void burning out LEDS NOTE Common Connections can be used for all voltage and ground connections among all devices Windows Vista and XP or are trademarks of Microsoft Corporation Control System Interconnections In addition to a Windows based computer system the DM84 can be controlled by external serial control system using the RS 232 interface such as those from Crestron and AMX 1 GND 2 IN 1 3 IN ...

Page 10: ...nd run the LecNet2 Device Installer from the Installation Disk Installation with LecNet2 Device Installer Step 1 Place the LecNet2 Installation Disk into the CD ROM drive on the computer If Auto Run is enabled on that drive the installation utility will open If AutoRun is not enabled use Start Run to run auto Run exe on the drive holding the LecNet2 Installation Disk If the CD ROM drive is assigne...

Page 11: ...XP and Vista operating systems the Found New Hardware Wizard will open when the de vice is detected It will walk you through the process of installing the LecNet2 drivers To proceed you will need the LecNet2 Installation Disk Click on the following link and follow the instructions Windows XP USB driver manual installation guide On Windows 7 operating systems the system attempts to find a driver au...

Page 12: ...DMPA12 Installation Guide LECTROSONICS INC 12 ...

Page 13: ...k and offline use see page 17 Connect the computer system to the DMPA12 unit us ing either the USB cable or the BLACK DB9 to stereo mini TRS 1 8 cable for RS 232 communications Both cables are included with the unit NOTE Only one DMPA12 unit at a time can be connected to a serial port using the RS 232 cable Multiple units may be connected to a USB port using a USB hub Turn the computer system on A...

Page 14: ... will provide Final Mixes 1 through 12 plus the two Exp Final Mix signals from the Master unit NOTE The DMPA12 must first be connected directly to a computer to allow the signal sources and levels to be set This is mandatory to allow signal flow through the unit as the factory default settings have no source selected and the outputs are turned off If the system design utilizes 24 Final Mix signals...

Page 15: ...sult in 0 125 watts and so on Note These numbers are based on ideal components including the load resistance Variations in real world components will result in measured power varying by as much as 0 5dB from calculated figures Initial Setup Hints 1 The GUI interface is quite intuitive As a recom mended first step we suggest you select Labels from the Menu Bar and type in a description of each outp...

Page 16: ...system This is done using the Control Panel GUI in Device Setup Menu or LecNet2 serial commands Changes made to the gain control lock settings take effect immediately and are global in scope the same settings are in effect no matter what memory preset is loaded Also under Device Setup are dialogue boxes to adjust the range of the front panel control and a special option that mutes the channel when...

Page 17: ...ing the control panel program Once configured it will need to be switched to Slave mode prior to installation in the Lecnet2 system If inadvertently set to operate in Slave mode while being operated in a standalone manner the DMPA12 will fail to boot up so it is impossible to connect to it with the control panel in order to reverse the change Recovery from this situation is simple Pressing the rec...

Page 18: ...a the USB ports Extron IPL T S interface Extron Electronics of fers network software hardware interfaces to connect DMPA12 amplifiers to a computer via a network and RS 232 ports The IPL interface functions as a gateway server over a LAN by means of an Ethernet connecton These interfaces are available only from Extron Elec tronics Serial COM1 An RS 232 port for RS 232 com munications between the D...

Page 19: ...DMPA12 Installation Guide Rio Rancho NM 19 ...

Page 20: ...osonics Inc will pay for the cost of returning your equipment to you This warranty applies only to items returned to Lectrosonics Inc or an authorized dealer shipping costs prepaid within one year from the date of purchase This Limited Warranty is governed by the laws of the State of New Mexico It states the entire liablility of Lectrosonics Inc and the entire remedy of the purchaser for any breac...

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