RolandメーカーSA-300の使用説明書/サービス説明書
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IMPORTANT SAFETY INSTRUCTIONS ............................ 2 USING THE UNIT SAFELY ................................................ 3 IMPORTANT NOTES .......................................................... 6 Main Features ..........................
2 IMPORTANT SAFETY INSTRUCTIONS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN ATTENTION : RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR CAUTION : TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
3 USING THE UNIT SAFELY 001 • Before using this unit, make sure to read the instructions below, and the Owner’s Manual. .......................................................................................................... 001-50 • Connect mains plug of this model to a mains socket outlet with a protective earthing connection.
4 012a • Immediately turn the power off, remove the power cord from the outlet, and request servicing by your retailer, the nearest Roland Service Center, or an authorized Roland distributor, as lis.
5 Placement 351 • Using the unit near power amplifiers (or other equipment containing large power transformers) may induce hum. To alleviate the problem, change the orientation of this unit; or move it farther away from the source of inter- ference.
6 IMPORTANT NOTES 291b In addition to the items listed under “IMPORTANT SAFETY INSTRUCTIONS” and “USING THE UNIT SAFELY” on pages 3 and 5, please read and observe the following: Power Supply 3.
7 Main Features The SA-300 is a lightweight yet powerful stage amp, which functions as a combo amp while featuring full 2.1-channel stereo compatibility.
8 Names of Things and What They Do Control Panel fig.01-01 1. INPUT SELECT Button Use this button to select MIC or LINE input. This switches the input to match the connected device (mic or line-level device). The MIC indicator lights when MIC is selected; when LINE is selected, the LINE indicator lights.
9 Names of Things and What They Do 7. LOW BOOST Button This switches the low boost effect on and off. When this is switched on, the low-frequency range is boosted.
10 Names of Things and What They Do Jack Panel fig.01-02 1. MIC Jack Connect a microphone here. For balanced input, you can connect to the TRS 1/4-inch phone jacks and XLR type connector. fig.01-03 2. PHANTOM Switch (CH 3, CH 4) This switches the phantom power on and off.
11 Names of Things and What They Do 4. ANTI-FEEDBACK SWEEP Jack You can connect a momentary-type foot switch (optional BOSS FS-5U or FS-6) and operate the automatic feedback frequency detection with your foot. Holding down the foot switch for one second or longer starts the automatic feedback frequency detection.
12 Names of Things and What They Do After connecting two SA-300s together with one or two audio cables (1/4-inch phone type), you can easily play back high power sounds (350 W + 350 W) in stereo. 6. STEREO LINK IN Jack When using Stereo Link, the audio output by the STEREO LINK OUT L or STEREO LINK OUT R jack on the other SA-300 is input here.
13 Making the Connections Refer to the figure shown below to connect the SA-300 and the other equipment. fig.02-01 * To prevent malfunction and/or damage to speakers or other devices, always turn down the volume, and turn off the power on all devices before making any connections.
14 Making the Connections Switching the Power On and Off Once the connections have been completed, turn on power to your various devices in the order specified. By turning on devices in the wrong order, you risk causing malfunction and/or damage to speakers and other devices.
15 Making the Connections About Stereo Link You can easily play back high power sounds (350 W + 350 W) in stereo by connecting two SA-300s together with one or two audio cables (1/4-inch phone type).
16 About the Anti-Feedback Function Features of SA-300 ANTI-FEEDBACK Many previous anti-feedback systems use methods of determining feedback that actually generate feedback in order to detect the feedback point, resulting in a system that is extremely unpleasant to use.
17 About the Anti-Feedback Function How to Use Anti-Feedback Anti-feedback is enabled only for Channels 1 and 2. In addition, the function can be used only when INPUT SELECT is set to MIC. When Using a Mic Stand Both the mic characteristics and the characteristics of the surrounding environment can be compensated for.
18 About the Use of Stacks ● Stack so that the speaker side of both the top cabinet and the bottom cabinet face the same direction. fig.03-01 ● Adjust the horizontal position of the top cabinet so that the corner protectors are properly engaged and locked at all four corners between the top and bottom cabinets.
19 Using a Speaker Stand By using a speaker stand, you can mount the SA-300 at the optimal height for use as a monitor speaker or simple PA device. ● The SA-300 is designed to be used only with speaker stands whose dimensions meet the specifications described below.
20 Block Diagram fig.05-01 MASTER OUT L MASTER OUT R STEREO LINK IN STEREO LINK control volume control EQU ALIZER LO W BOOST WIDE V OICE ENHANCER ANTI-FEEDBA CK (MIC only) V OICE ENHANCER ANTI-FEEDBA .
21 Main Specifications SA-300 ● Rated Power Output 350 W (75 W x 2 + SUBWOOFER 200 W) ● Nominal Input Level (1 kHz) INPUT (MIC): -50 dBu INPUT (PHONE): -20 dBu INPUT (RCA): -20 dBu STEREO LINK INPUT: 0 dBu ● Nominal Output Level (1 kHz) LINE OUT: +4 dBu BALANCED OUT: +4 dBu STEREO LINK OUTPUT: 0 dBu *0 dBu = 0.
22 Main Specifications SA-300W (SUBWOOFER) ● Speaker 30 cm / 12 inches ● Nominal Impedance 4 Ω ● Connection INPUT Jack (1/4” phone type) ● Dimensions 456 (W) x 325 (D) x 510 (H) mm 18 (W) x 12-13/16 (D) x 20-1/8 (H) inches ● Weight 10.
This product complies with the requirements of European Directives EMC 89/336/EEC and LVD 73/23/EEC. For EU Countries For Canada This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations.
SD000706 1*DH.
デバイスRoland SA-300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：
Roland SA-300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Roland SA-300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。Roland SA-300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。Roland SA-300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。
Roland SA-300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Roland SA-300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、Roland SA-300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Roland SA-300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。
