User manual ROLAND TR-2 MANUAL 2

[. . . ] · Batteries should always be installed or replaced before connecting any other devices. This way, you can prevent malfunction and/or damage to speakers or other devices. · A battery was installed in the unit before it left the factory. The life of this battery may be limited, however, since its primary purpose was to enable testing. · Before connecting this unit to other devices, turn off the power to all units. [. . . ] You can go from smooth volume changes to more dramatic ones. 8 MAKING THE CONNECTIONS AC Adaptor BOSS PSA-series (option) OUT 9V DC/200mA Electric Guitar Guitar Amplifier 9 * Inserting a plug into the INPUT Jack will automatically switch the unit on. * 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. * If there are batteries in the unit while an AC adaptor is being used, normal operation will continue should the line voltage be interrupted (power blackout or power cord disconnection). * 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. When powering up: Turn on the power to your guitar amp last. When powering down: Turn off the power to your guitar amp first. * Always make sure to have the volume level turned down before switching on power. Even with the volume all the way down, you may still hear some sound when the power is switched on, but this is normal, and does not indicate a malfunction. * When operating on battery power only, the unit's indicator will become dim when battery power gets too low. Replace the battery as soon as possible. * The CHECK indicator shows whether the effect is being applied or not. It does not indicate whether the power to the device is on or not. 10 OPERATING THE UNIT 1. When you have made the necessary 3 4 connections, set the knobs as shown in the illustration. 2. Depress the pedal switch to turn the effect on. (Make sure the CHECK indicator lights. ) 3. Adjust the rate of the tremolo using the RATE knob. 5 4. Adjust the depth of the tremolo using the DEPTH knob. 5. Adjust the waveform of the tremolo using the WAVE knob. 11 CHANGING THE BATTERY When the indicator goes dim or no longer lights while an effect is on, it means that the battery is nearly dead and must be replaced. Replace the battery following the steps below. Thumbscrew Pedal Spring Base 1 Loosen the thumbscrew at the front of the pedal, then lift the pedal upwards to open the unit. * The thumbscrew can be left in the pedal while changing the battery. Remove the old battery from the battery housing, and remove the snap cord connected to it. [. . . ] Excessive loads can cause the insulation on the cord to heat up and eventually melt through. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · In households with small children, an adult should provide supervision until the child is capable of following all the rules essential for the safe operation of the unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Before using the unit in a foreign country, consult with your dealer, or qualified Roland service personnel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 · Batteries must never be recharged, heated, taken apart, or thrown into fire or water. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CAUTION · The unit and the AC adaptor should be located so their location or position does not interfere with their proper ventilation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Always grasp only the plug or the body of the AC adaptor when plugging into, or unplugging from, an outlet or this unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Whenever the unit is to remain unused for an extended period of time, disconnect the AC adaptor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 · Try to prevent cords and cables from becoming entangled. Also, all cords and cables should be placed so they are out of the reach of children. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Before cleaning the unit, turn off the power and unplug the AC adaptor from the outlet (p. 9). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Never climb on top of, nor place heavy objects on the unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Whenever you suspect the possibility of lightning in your area, disconnect the AC adaptor from the outlet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Never handle the AC adaptor body, or its plugs, with wet hands when plugging into, or unplugging from, an outlet or this unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . · Before moving the unit, disconnect the AC adaptor and all cords coming from external devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 · 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 (page 12). · Carefully follow the installation instructions for batteries, and make sure you observe the correct polarity. [. . . ]