YamahaメーカーMX12/6の使用説明書/サービス説明書
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MIXING CONSOLE Owner’ s Manual Thank you for pur chasing the Y AMAHA MX12/6 or MX20/6 Mixing Con- sole. Both the MX12/6 and MX20/6 mixer s are designed to pr ovide the user with an ideal balance of operability , functio nalit y , and simplicity .
MX12/6, 20/6 — Owner’ s Manual FCC INFORMATION (U.S.A.) 1. IMPORTANT NOTICE: DO NOT MODIFY THIS UNIT! This product, when installed as indicated in the instructions contained in this manual, meets FCC requirements. Modifications not expressly approved by Yamaha may void your authority, granted by the FCC, to use the product.
MX12/6, 20/6 — Owner’ s Manual Important Read the following before operating the MX12/6, 20/6 Important 1 W arnings • Do not pla c e a container with liquid or small metal objec ts on top of this unit. Liquid or metal objects inside this unit are a fir e and elec trical shock hazar d.
MX12/6, 20/6 — Owner’ s Manual 2 Front & Rear Panels q y t o u e ii t r r w The MX12/6’s panel is used for all following illustrations in this manual.
MX12/6, 20/6 — Owner’ s Manual y EFFECT Control Controls the level of the signal sent from each channel to the EFFECT bus. This control is located aft er the channel fader so its level will also be affected by the channel fader setting. When a st ereo channel is used, L and R channel signals are combined and sent t o the EFFECT bus.
MX12/6, 20/6 — Owner’ s Manual 4 Front & Rear Panels q !2 !0 er i w !1 !3 !4 o t y u q ST Master Fader Controls the level of the signal that is sent to the ST OUT jacks. w MONO Control Controls the level of the signal (the monaural sig nal that is formed by c ombining the signals from the STEREO bus) that is sent to the MONO OUT jack.
MX12/6, 20/6 — Owner’ s Manual Front & Rear Panels 5 u DIGIT AL EFFECT • PROGRAM Select Switch Selects a program from the built-in digital effects. VOCAL ECHO 1 VOCAL ECHO 2 VOCAL ECHO 3 VOCAL ECHO 4 VOCAL REVERB 1 VOCAL REVERB 2 VOCAL REVERB 3 VOCAL REVERB 4 • P ARAMETER Control Controls parameter s (effect level, speed, et c.
MX12/6, 20/6 — Owner’ s Manual 6 Front & Rear Panels qw r t e q INPUT Jacks (MX12/6:CH1-8, MX20/6:CH1-16) • MIC Balanced XLR type microphone input jacks (1:Ground, 2:Hot, 3:Cold). These input jacks are c ompatible with 50-600 Ω microphones.
MX12/6, 20/6 — Owner’ s Manual Front & Rear Panels 7 q INSERT I/O Jack (MX12/6:CH1-4, MX20/6:CH1-8) These are input/output jacks that ar e positioned between the equalizer and fader of the input channel. They have a nominal input/impedance of 0dB/ 600 Ω and a nominal output/impedance of 0dB/ 10k Ω .
MX12/6, 20/6 — Owner’ s Manual 8 Front & Rear Panels • EFFECT This is an impedance balanced phone type output jack with a no minal output/impedanc e of +4dB/ 600 Ω . The EFFECT bus signal is sent from this jack. This jack is used to send the signal to an external effector , et c.
MX12/6, 20/6 — Owner’ s Manual Applications 9 Applications Example 1) Sound Reinfor cement for a live per formance Procedure q Connect line input devices or micro phones to the INPUT jacks and c onnect a power amp , that is connected t o the main sp eake rs, t o the ST OUT Jacks.
MX12/6, 20/6 — Owner’ s Manual 10 Applications Example 2) Home Recording AUX 2 (POST) SEND INSERT I/O C-R/PHONES ST OUT INPUT (ST CH) GROUP OUT 4 3 2 1 LINE OUT LINE IN RETURN INPUT Procedure <Preparations> q Connect a tone gene rator , synthesizer , micr ophone, etc.
MX12/6, 20/6 — Owner’ s Manual Frequency response 20Hz — 20kHz +1dB, -3dB @+4dB, 600 Ω (Input Gain control at minimum level) T otal harmonic distortion <0.
MX12/6, 20/6 — Owner’ s Manual 12 Supplement ■ Input Specifications Input Gain Input Nominal Input level Connector type connectors Contr ol impedance impedance Sensitivity *1 Nominal Max. before clipping MIC INPUT -60 5k Ω 50-600 Ω mics -80 dB (0.
MX12/6, 20/6 — Owner’ s Manual Supplement 13 Block and Level Diagrams +30dB +30dB +20dB +20dB +10dB +10dB 0dB 0dB -10dB –10dB -20dB –20dB -30dB –30dB -40dB –40dB -50dB –50dB -60dB –60dB CH INPUT LINE IN GAIN Min.[+10dB] CH INPUT MIC IN GAIN Min.
Y AMAHA CORPORA TION Pro Audio & Digital Musical Instrument Division P .O. Box 3, Hamamatsu, 430-8651, Japan V629990 R2 1 CP 16 NP Printed in T aiwan.
デバイスYamaha MX12/6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：
Yamaha MX12/6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Yamaha MX12/6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。Yamaha MX12/6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。Yamaha MX12/6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。
Yamaha MX12/6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Yamaha MX12/6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、Yamaha MX12/6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Yamaha MX12/6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。
