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PROFESSIONAL AUDIO & SOUND ® DIGITAL MUSIC AMPLIFIERS INSTALLATION AND WIRING USING SPEAKERS FOR ZONE 1 OUTPUT 4 Speaker System Max. Power Output= 1/2W Each 1/2W 8 OHM 1/2W 8 OHM AWG 18 TWISTED PAIR ZONE 1 8 OHM 8 OHM Up to Four 8 ohm Speakers may be Connected 1/2W 1/2W 4 8 MOH - ZONE 1 INPUT SOURCE DEFAULT JUMPER SETTING S107 8 OHM 2 Watt Max. 24 V DC 250 MA - + DMA2015 15W RMS AUX1 AUX2 VOX SENS MUTE DELAY 3 - 60 SEC SP DMA2015 Zone 1 ZONE 1 OUTPUT LEVEL CONTROL Fig. 26 - Rear Panel Zone 1 Speaker Connection Diagram ZONE 1 OPERATION ZONE 1 OPERATION The Amplifier is equipped with a 2 Watt, 8 ohm Outputs designated ZONE 1 (Reference 4). The Output may be utilized to power up to 4 speakers in various combinations as described in the diagrams on the next page. This feature will provide a SECOND ZONE (in addition to the main output) with up to 2 Watt of output power and will amplify only the Source from either AUX 1 or AUX 2 (see input source selection) and will not be affected by the Paging (from MIC or TEL), VOX or MUTING. It can be used in any area (up to 2 Watt) where only a Program Source is desired uninterrupted by Paging. ZONE 1 SETTINGS INPUT SOURCE SELECTOR Independent JUMPER SETS for ZONE 1 (S107) is available to select the Input Source for the 2 Watt Amplifier. Select the Input Source desired by following the instructions in the MOH Amplifier Source Selection section. LEVEL CONTROL After the wiring is completed adjust the ZONE 1 (Reference 8) Level Control on the rear panel to the desired output level. CABLE Use an AWG 18 jacketed, twisted pair cable. PAGE 26 SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE DMA2015/2030/2060/2120
+ PROFESSIONAL AUDIO & SOUND ® DIGITAL MUSIC AMPLIFIERS INSTALLATION AND WIRING ZONE 1 CONNECTING SPEAKERS Zone 1 8 Ohm USING A SINGLE 8 OHM SPEAKER WIRING Max. Power Output 2 Watt 0 600 ZONE 1 - 0 8 ZONE 1 LEVEL USING A SINGLE 8 OHM SPEAKER A single 8 ohm Speaker may be used connected to the ZONE 1 - 2 Watt Output. In this configuration up to 2 Watt of Power will be available on the Speaker. Independent Level Control is provided. DMA2015 ZONE 1 SPKR 01 MOH OUT BALANCED 2 WATT Fig 27 - Using one 8 ohm Speaker When using two 4 Ohm Speakers the maximum Output Power to each Speaker is 1 Watt - 4 ohm 4 ohm 1 W 1 W + - Zone 1 0 600 0 8 ZONE 1 LEVEL MOH OUT BALANCED + 2 WATT Max. Power Output 2 Watt USING TWO 4 OR 8 OHM SPEAKERS WIRING USING TWO 4 OR 8 OHM SPEAKERS The Figure at left shows: ZONE 1 with two 4 ohm speakers connected in series, each speaker provides 1 Watt power output (2 Watt Total). Independent Level Control is provided. DMA2015 ZONE 1 SPKR 02 Fig 27A - Using two 4 or 8 ohm Speakers USING FOUR 8 OHM SPEAKERS WIRING 1/2 W - - 8 ohm 8 ohm + + - - + 1/2 W 1/2 W 8 ohm 8 ohm + 1/2 W Maximum Output Power to each Speaker is 1/2 Watt Zone 1 Max. Power Output 2 Watt USING FOUR 8 OHM SPEAKERS PER ZONE Four 8 ohm Speakers are used and connected to the 2 Watt Output. In this configuration up to 1/2 Watt of Power will be available on each Speaker (2 Watt Total). 0 600 0 8 ZONE 1 LEVEL Independent Level Control is provided. DMA2015 ZONE 1 SPKR 03 MOH OUT BALANCED 2 WATT DMA2015/2030/2060/2120 Fig 27B - Using four 8 ohm Speakers SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE PAGE 27
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Amplifiers

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