User manual ROLAND EQ-20 MANUAL 2

[. . . ] Thank you, and congratulations on your choice of BOSS EQ-20 Graphic Equalizer. Before using this unit, carefully read the sections entitled: "USING THE UNIT SAFELY" and "IMPORTANT NOTES" (p. These sections provide important information concerning the proper operation of the unit. Additionally, in order to feel assured that you have gained a good grasp of every feature provided by your new unit, Owner's manual should be read in its entirety. [. . . ] * It only flashes once, even if you move more than one slider at the same time. Move the sliders one at a time to make the settings. fig. 17 4. Press the LIGHT button and the SELECT button at the same time. The text "WRITE SURE?" flashes in the display, and the unit enters write standby. * To cancel the write operation, press the MANUAL/MEMORY pedal. If only the SELECT button is pressed, the display changes to show the contents of the next memory number, and the changes made in change 3 are canceled. 5. 6. Press the SELECT button to choose the number of the memory (1 through 9) to store the settings. Again press the LIGHT button and the SELECT button at the same time. GUITAR/BASS: When using an electric guitar or bass guitar GUITAR AMP SEND/RETURN: When connected to send or return on a guitar amp or the like, or when connected to a largevolume output device "Making the Connections" (p. 5­6) AC ADAPTOR Jack This jack is for connecting an AC adaptor (BOSS PSAseries, sold separately). Using an AC adaptor makes possible long performances with no worry about batteries going dead. 15 Returning Settings to Their Factory Defaults You can return the settings in memories 1 through 9 to their factory defaults. When this operation is carried out, everything that is now in memory is lost. When running on battery power: Disconnect the connection plug from the INPUT jack. When running on power from an AC adaptor: Disconnect the plug from the AC ADAPTOR jack. While holding down the LIGHT button and the SELECT button, switch on the power. When running on battery power: Insert the connection plug into the INPUT jack. When running on power from an AC adaptor: Insert the AC adaptor plug into the AC ADAPTOR jack. When you release the button, "REST" appears on the display. fig. 21 * To cancel the operation, press the LIGHT button, the SELECT button, or the left or right pedal. 3. fig. 22 Press the LIGHT button and the SELECT button at the same time. "OK" appears in the display and the settings return to their factory defaults. 16 Factory Default Settings NUMBER 1 Guitar Clean Cutting CLEAN Guitar Amp EQ-20 Electric Guitar NUMBER 2 Mid Boost for the Lead Guitar Amplifier OverDrive/ Distortion EQ-20 Electric Guitar NUMBER 3 Slash/Metal Guitar Amplifier EQ-20 OverDrive/ Electric Guitar Distortion 17 Factory Default Settings NUMBER 4 Acoustic NUMBER 7 For Slap Bass NUMBER 5 Jazz Guitar NUMBER 8 For Standard Rock (for Bass) NUMBER 6 Enhancer NUMBER 9 Metal (for Bass) 18 Frequency Response fig. 23 +15 LEVEL (dB) 0 -15 30 60 120 200 400 800 1. 6k 3. 2k 6. 4k 12. 8k FREQUENCY (Hz) 19 Sample Settings Settings for Guitar Booster (connection order: EQ-20 OverDrive/Distortion) Crunch Sound (connection order: OverDrive/Distortion EQ-20) Pickup Simulation (Single-coil Humbacking) Pickup Simulation (Humbacking Single-coil) 20 Sample Settings Settings for Bass Mid Booster Fat Sound Booster (using the overdrive of the bass amplifier) Tight Sound 21 Specifications EQ-20: Graphic Equalizer Memories 9 Connectors INPUT Jack OUTPUT Jack AC Adaptor Jack Nominal Input Level -20 dBu (GUITAR/BASS) +4 dBu (GUITAR AMP SEND/RETURN) Power DC 9V: Dry battery (AA type) x 6, AC Adaptor Input Impedance 1M Power Consumption 120 mA (9 V) Nominal Output Level -20 dBu (GUITAR/BASS) +4 dBu (GUITAR AMP SEND/RETURN) Output Impedance 1k * Expected battery life under continuous use: Carbon: 3. 5 hours Alkaline: 12 hours These figures will vary depending on the actual conditions of use. Dimensions 173 (W) x 158 (D) x 57 (H) mm 6-13/16 (W) x 6-1/4 (D) x 2-1/4 (H) inches Recommended Load Impedance 10 k Residual Noise Level -100 dBu or less (IHF-A typ. ) (All Sliders max. ) Weight 1. 1 kg / 2 lbs 7 oz (including batteries) Variable Range Equalizer Control: ±15 dB Level Control: ±15 dB Accessories Owner's Manual Roland Service (Information sheet) Dry battery (AA type) x 6 Display Custom LCD (backlit LCD) Controls EFFECT ON/OFF Pedal MANUAL/MEMORY Pedal Equalizer Sliders (30 Hz, 60 Hz, 120 Hz, 200 Hz, 400 Hz, 800 Hz, 1. 6 kHz, 3. 2 kHz, 6. 4 kHz, 12. 8 kHz) LEVEL Slider SELECT Button LIGHT Button LEVEL Switch * We recommend that alkaline batteries be used when replacing the batteries. Options AC Adaptor (PSA-series) * 0 dBu = 0. 775 Vrms Indicators POWER Indicator (serves also as battery check indicator) EFFECT ON/OFF Indicator MANUAL Indicator MEMORY Indicator PEAK Indicator In the interest of product improvement, the specifications and/or appearance of this unit are subject to change without prior notice. 22 If You Think There's a Problem The power doesn't come on. Is the specified AC adaptor (PSA-series, sold separately) connected correctly? Is the guitar connected correctly to the INPUT jack? [. . . ] Be especially careful when using extension cords--the total power used by all devices you have connected to the extension cord's outlet must never exceed the power rating (watts/amperes) for the extension cord. Excessive loads can cause the insulation on the cord to heat up and eventually melt through. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 016 · Before using the unit in a foreign country, consult with your retailer, the nearest Roland Service Center, or an authorized Roland distributor, as listed on the "Information" page. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 019 · Batteries must never be recharged, heated, taken apart, or thrown into fire or water. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110b · Whenever you suspect the possibility of lightning in your area, disconnect the AC adaptor from the outlet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111: Selection 101b · If used improperly, batteries may explode or leak and cause damage or injury. In the interest of safety, please read and observe the following precautions (p. 4). 1 · The unit and the AC adaptor should be located so their location or position does not interfere with their proper ventilation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102d 2 · Always grasp only the plug or the body of the AC adaptor when plugging into, or unplugging from, an outlet or this unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103b 3 5 · Whenever the unit is to remain unused for an extended period of time, disconnect the AC adaptor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104 · Try to prevent cords and cables from becoming entangled. [. . . ]