User manual YAMAHA C75-1999

[. . . ] 4 Nomenclature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Set up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 I Tuning and Changing the Strings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 I Setting the Knee Supports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] near a heat source, outside, or in a car during the daytime). Strong vibrations. I Power Supply · Turn the power switch OFF when not in use. · If you use an AC power adaptor, unplug the adaptor from the AC outlet if not to be used for an extended period of time. · Unplug the AC power adaptor during electric storms. · Avoid plugging the AC power adaptor into the same AC outlet as appliances with high power consumption, such as electric heaters or ovens. Also avoid using multi-plug adaptors since these can result in reduced sound quality and possible damage. I Turn Power OFF When Making Connections · To avoid damage to the Silent Electric Cello and other devices to which it is connected (a sound system, for example), turn the power switches of all related devices OFF prior to connecting or disconnecting audio cables. I Handling and Transport · · · · Never apply excessive force to the controls, connectors or other parts. Always unplug cables by gripping the plug firmly, not by pulling on the cable. Disconnect all cables before moving the unit. Physical shocks caused by dropping, bumping, or placing heavy objects on the unit can result in scratches and more serious damage. I Cleaning · Clean the body and control panel with a dry soft cloth. · A slightly damp cloth may be used to remove stubborn grime and dirt. · Never use cleaners such as alcohol or thinner. I Electrical Interference · This unit contains digital circuitry and may cause interference if placed too close to radio or television receivers. High volume settings could cause damage to the equipment and your hearing. · If a connection cord is unplugged while the power is ON, it may result in damage to the equipment. The sudden shock to your ears may be great, so please use with care. · Be careful not to step on the cord. The cord may break, equipment may be damaged, and this may cause a substantial shock to your ears. · The signal from the Silent Electric Cello's output jacks must NEVER be returned to the AUX IN jack, either directly or through external equipment. Doing so will result in feedback which may cause damage to the internal electronics. · When connecting the instrument to external audio equipment, check the jack size and make sure to use a plug size that corresponds to the jack being used, and properly connect the cable to the jack. · When a powered speaker is connect to the LINE OUT jack, speakers with inadequate power ratings may distort due to the low frequencies produced by the instrument. * If the tuning machine turns with very slight pressure Rotate the adjustment screw to the right (clockwise: A). * If the tension is tight and the tuning machine is hard to turn Rotate the adjustment screw to the left (counter-clockwise: B). [. . . ] Always carry the instrument by the neck or body. Arm support fixing bolt Arm support 12 Power Supply The Silent Electric Cello can be operated with either battery or AC power. Always turn the power switch (OFF/ON/REV. ON) on the rear panel OFF before making AC power connections or replacing batteries. I Using Batteries Battery compartment cover 1 2 3 Open the battery compartment situated on the back of the Silent Electric Cello. Insert the two batteries supplied (SUM-3 size). Take careful note of the polarity markings as shown in the illustration above, and insert the batteries. [. . . ]