APart MA246R инструкция обслуживания

INFO@AP ART -A UDIO .COM MANU AL MA246/R/MR[...]

WWW .AP ART -AUDIO .COM 2 Main features The MA246 sets a new standard as a professional 6 zone P A mixing amplier/preamplier for commercial and industrial applications, either as a standalone unit or as the central device in an expandable, simple but clever paging system. The amplier is equipped with 4 balanced mic/line inputs, each with a[...]

INFO@AP ART -A UDIO .COM 3 Front panel 17 2 16 15 1 19 4 5 7 9 11 13 18 3 20 6 21 8 22 10 23 12 24 14 1. Zone 1 output level: this level control sets the output level to the zone 1 preamp output. 2. Zone 1 paging led: this led lights up when zone 1 is being paged. 3. Zone 1 music selector: selects the line level input for zone 1. 4. Zone 2 paging l[...]

WWW .AP ART -AUDIO .COM 4 Important information Zone 2 - 6 level controls are used to preset levels in different zones relative to each other and to switch off certain zones temporarily . Zone 5 and 6 outputs are 70 volts speaker line level outputs, these are fully compatible with 100 volt speakers but will produce a maximum output level about 3 dB[...]

INFO@AP ART -A UDIO .COM 5 Rear panel 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 17 1 2 3 4 5 7 10 11 12 13 14 15 16 8 9 6 1.Loudspeaker output connector zone 6 : zone 6 is a 70 volt speaker line output compatible with 100 volt speaker lines. Com = speaker ground, 70 V = speaker plus connection. If this zone is selected for paging, it will bec[...]

WWW .AP ART -AUDIO .COM 6 8. Emergency input level : this is the only level control on the emergency input. The emergency signal bypasses all possible level controls in the MA246 unit. 9. Chime level: turn this knob to activate the two tone chime. The chime is activated by the priority switches from mic/line 1 – 4. Please note that the emergency [...]

INFO@AP ART -A UDIO .COM 7 21. Direct speaker outputs : This is the direct amplier output, available in 100V , 70V and low impedance. For normal operation, leave the 100V wire bridge between ‘22’ and ‘23’ in place. The wire bridge connects the internal amp’s output to the integrated volume control and speaker switching circuitry . 22. [...]

WWW .AP ART -AUDIO .COM 8 Microphone connections Status dipswitches: set to * when using a microphone with a push button(s) connected to the paging contact(s). Set to mix when you want the speech to be mixed with the music: this is usefull for mics without pushbuttons or switches. Phantom power: set to on if your microphone needs phantom power (suc[...]

INFO@AP ART -A UDIO .COM 9 MICP A T -2 connection MICP A T -6 connection Priority levels RJ45SPLIT Paging switch connector: for selecting paging in zone 1 or zone 2 group. MIC1 will always override the zone group preselection. Paging group 1: connect GND to PG1 using a switch. Do not apply external voltages to these contacts. Paging group 2: connec[...]

WWW .AP ART -AUDIO .COM 10 Speaker ZONE connections Zone 1 amplier connection (e.g. 480 watts in zone 1): Connect the signal output zone 1 (balanced, on euroblock) to the external amplier ’s signal input, e.g. our P A2240BP in bridge mode, providing 480 watts into 100 volt. Zone 1 has independent line source selec- tion and volume control. [...]

INFO@AP ART -A UDIO .COM 11 240watts power amp: In this conguration, zone1 selected sources will always be amplied by the P A2240BP channel 2 ampli - er . Zone 2-6 selected music sources will be amplied by the MA246 internal power amplier . During paging, the zones that must hear the paging messages are automatically disconnected fro[...]

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INFO@AP ART -A UDIO .COM 13 15 3 26 34 MA246R Difference in MA246R front panel controls: Music selector 3 and 15 have 3 aux source inputs + internal tuner (MA246 has 4 aux source inputs). On the left side of the front panel you will nd a digital tuner . Operation of the tuner will be explained later . Difference in MA246R rear panel layout: Aux [...]

WWW .AP ART -AUDIO .COM 14 15 3 26 34 MA246MR Music selector 3 and 15 have 2 aux source inputs + internal tuner and CD/MP3 section (MA246 has 4 aux source inputs). On the left side of the front panel you will nd a digital tuner and the CD/MP3 player . Operation of the tuner and CD/MP3 player will be explained later . Difference in MA246MR rear p[...]

INFO@AP ART -A UDIO .COM 15 Tuner operation 8 9 10 11 12 7 2 1 3 4 5 6 1. Display section: shows various tuner parameters such as frequency band (FM or AM), selected frequency and preset number . The tuner has 10 AM and 10 FM preset memory locations. 2. FM/AM selector: press to switch between FM or AM band. 3. Scan down: press shortly to scroll one[...]

WWW .AP ART -AUDIO .COM 16 CD/MP3 operation 13 14 15 16 17 12 9 11 10 4 3 2 1 5 6 7 8 1. Display section: shows various parameters such as track number , folder number (if present), elepased track time, CD mode, MP3 mode… 2. CD slot: insert the CD carefully in this CD slot. Do not apply force, you might damage the loading mechanism. If the unit r[...]

INFO@AP ART -A UDIO .COM 17 step. Select another folder/track and press shufe to conrm the program step. When you press shufe twice, the selected track will be played twice… After programming all steps, press play to start playing the program. In order to clear the program, press program or stop to clear the program steps. Programs can n[...]

WWW .AP ART -AUDIO .COM 18 T echnical Specifications SPECSMA2 46‐MA246R‐MA 246MR GENERALSPECS     ?[...]

INFO@AP ART -A UDIO .COM 19 EMERGENCYINP UTtransformerco upledbalanced inputoneur oblock Sensi&vity 1V Impedance 600ohm S/N >80dB Frequencyresponse 100Hz‐20kHz(+1/‐3dB) Mu&ng Ac&vatedbycont actorvox(selectableinsidetheunit) Emergencyhashighestpriorityan[...]

WWW .AP ART -AUDIO .COM 20 • Please check the carton box for any kind of damage on reception of the goods. In case of a damaged carton, please contact your dealer before opening the carton. • !!!! Danger !!!! Exposure to extremely high noise levels may cause a permanent hearing loss. Individuals vary considerably to noise induced hearing loss b[...]