Boss Audio SystemsメーカーOC-20Gの使用説明書/サービス説明書
ページ先へ移動 of 24
Thank you, and congratulations on your choice of BOSS OC-20G GK Effect. Before using this unit, carefully read the sections entitled: “USING THE UNIT SAFELY” and “IMPORTANT NOTES” (p. 18; p. 21). These sections provide important information concerning the proper operation of the unit.
2 Installing Batteries Insert the included batteries as shown in figure, being careful to orient the batteries correctly. fig.02 • When turning the unit upside-down, get a bunch of newspapers or magazines, and place them under the four corners or at both ends to prevent damage to controls.
3 Making the Connections About the GK-2A To use the OC-20G with a guitar equipped with the GK-2A (or other GK- compatible guitar), you will need an optional GK cable.
4 Making the Connections • To get the best performance from the instrument, set your amp to “Clean” (no distortion). • When connecting the instrument to a guitar amp, make the necessary adjustments to get the most suitable tone. When recording direct, use this with a COSM amp (GT-3, GP-20 etc.
5 Operating Instructions Using the Pedals fig.04 “MASTER: ON” and “DISTORTION: OFF” are selected when the power is turned on. Master is toggled on and off by stepping on the MASTER On/Off pedal. When switched on, the GK effect sound is output.
6 Operating Instructions Panel Operations In order to follow along with the instructions given here, you should start out by having Master switched ON (depress the MASTER On/Off pedal and confirm that the MASTER ON/OFF indicator has lighted).
7 Part Names and Functions Front Panel OCTAVE fig.06 OCT A VE LEVEL Knob Adjusts the volume of the octave sound. STRING SELECT Knob Select the strings to which the octave sound is to be added. ALL: The octave sound is added to all of the strings. 2–6: The octave sound is added to strings 2–6.
8 Part Names and Functions DISTORTION fig.07 TONE Knob Adjusts the tone quality of the distortion sound. DISTORTION Knob Adjusts the amount of distortion.
9 Part Names and Functions fig.08 Master On/Off Pedal Each press of the pedal switches Master on or off. Distortion On/Off Pedal Each press of the pedal switches distortion on or off.
10 Part Names and Functions Rear Panel fig.9 GUIT AR RETURN Jack This is an input jack for connecting another effects device, electric guitar , or other instrument. When connected to this jack, you can use sounds other than the normal pickup when Master is off, and for the Mix sounds when Master is on.
11 Application Examples Using in Combination with Other Effect Devices fig.10 External Effector OUTPUT INPUT Guitar Amp Guitar with GK-2A or other GK-compatible guitar AC Adaptor PSA-series (sold sepa.
12 Application Examples Using in Combination with Another GK EFFECT (WP-20G) fig.11 US-20 GK IN WP-20G OC-20G AC Adaptor PSA-series AC Adaptor PSA-series Guitar Amp Guitar with GK-2A or other GK-compa.
13 Application Examples Using in Combination with the GR-33 fig.12 US-20 GR-33 P ower Amp + Speaker guitar amp simulator: ON GK GK IN MIX OUT RETURN Guitar with GK-2A or other GK-compatible guitar AC .
14 Troubleshooting The power doesn’t come on. ❍ Is the external device connected correctly to the OUTPUT jack? ➔ Check the connections again. * When running off batteries, the unit won’t switch on unless there’s something plugged into the OUTPUT jack.
15 Troubleshooting No effects are being applied. ❍ Is the GK-2A’s selection switch set to “MIX?” ➔ When set to “ GUITAR ” or “ SYNTH, ” the necessary signals may not be input to the unit, which may prevent effects from being applied.
16 Sample Settings Warm Octave Sound fig.13 Acoustic Sound (String 5, 6: Bass) fig.14 Heavy Distortion Sound fig.15.
17 Specifications OC-20G: GK EFFECT Controls Master On/Off Pedal Distortion On/Off Pedal TYPE Knob STRING SELECT Knob OCTAVE LEVEL Knob GK LEVEL Knob DISTORTION Knob TONE Knob LEVEL Knob NORMAL PU MIX.
18 USING THE UNIT SAFELY 001 • Before using this unit, make sure to read the instructions below, and the Owner ’ s Manual. ......................................................................................... 002c • Do not open (or modify in any way) the unit or its AC adaptor.
19 Read this information ”USING THE UNIT SAFELY“ 008b • Use only the specified AC adaptor, and make sure the line voltage at the installation matches the input voltage specified on the AC adaptor ’ s body.
20 019 • Batteries must never be recharged, heated, taken apart, or thrown into fire or water. ......................................................................................... 101b • The unit and the AC adaptor should be located so their location or position does not interfere with their proper ventilation.
21 Read this information “IMPORTANT NOTES” IMPORTANT NOTES 291a In addition to the items listed under “USING THE UNIT SAFELY” on page 18–20, please read and observe the following: Power Supp.
22 IMPORTANT NOTES Maintenance 401a • For everyday cleaning wipe the unit with a soft, dry cloth or one that has been slightly dampened with water. To remove stubborn dirt, use a cloth impregnated with a mild, non- abrasive detergent. Afterwards, be sure to wipe the unit thoroughly with a soft, dry cloth.
23 This product complies with the requirements of European Directive 89/336/EEC. For EU Countries For Canada This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada.
G6017291.
デバイスBoss Audio Systems OC-20G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：
Boss Audio Systems OC-20G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Boss Audio Systems OC-20G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。Boss Audio Systems OC-20G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。Boss Audio Systems OC-20G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。
Boss Audio Systems OC-20G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Boss Audio Systems OC-20G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、Boss Audio Systems OC-20G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Boss Audio Systems OC-20G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。
