APartメーカーMA246Rの使用説明書/サービス説明書
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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 amplier/preamplier for commercial and industrial applications, either as a standalone unit or as the central device in an expandable, simple but clever paging system.
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.
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 .
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.
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.
INFO@AP ART -A UDIO .COM 7 21. Direct speaker outputs : This is the direct amplier 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 .
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.
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.
WWW .AP ART -AUDIO .COM 10 Speaker ZONE connections Zone 1 amplier connection (e.g. 480 watts in zone 1): Connect the signal output zone 1 (balanced, on euroblock) to the external amplier ’s signal input, e.g. our P A2240BP in bridge mode, providing 480 watts into 100 volt.
INFO@AP ART -A UDIO .COM 11 240watts power amp: In this conguration, zone1 selected sources will always be amplied by the P A2240BP channel 2 ampli - er . Zone 2-6 selected music sources will be amplied by the MA246 internal power amplier .
WWW .AP ART -AUDIO .COM 12.
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 .
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 .
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.
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.
INFO@AP ART -A UDIO .COM 17 step. Select another folder/track and press shufe to conrm the program step. When you press shufe twice, the selected track will be played twice… After programming all steps, press play to start playing the program.
WWW .AP ART -AUDIO .COM 18 T echnical Specifications SPECSMA2 46‐MA246R‐MA 246MR GENERALSPECS .
INFO@AP ART -A UDIO .COM 19 EMERGENCYINP UTtransformerco upledbalanced inputoneur oblock Sensi&vity 1V Impedance 600ohm S/N >80dB Frequencyresponse 100Hz‐20.
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.
デバイスAPart MA246Rの購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
APart MA246Rをまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはAPart MA246Rの技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。APart MA246Rの取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。APart MA246Rで得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
APart MA246Rを既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はAPart MA246Rの不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、APart MA246Rに関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちAPart MA246Rデバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。