Yamaha DSP-A1092 Owner's Manual - Page 3

PRECAUTIONS & SAFETY INSTRUCTIONS English 1. AVOID EXCESSIVE HEAT, HUMIDITY, DUST AND VIBRATION Keep the unit away from locations where it is likely to be exposed to high temperatures or humidity-such as near radiators, stoves, etc. Also avoid locations which are subject to excessive dust accumulation or vibration which could cause mechanical damage. 2. INSTALL THE UNIT IN WELL-VENTILATED CONDITION The openings on the cabinet assure proper ventilation of the unit. If these openings are obstructed, the temperature inside the cabinet will rise rapidly. Therefore, avoid placing objects against these openings, and install the unit in well-ventilated condition. Make sure to allow a space of at least 10 cm behind, 20 cm on the both sides and 30 cm above the top panel of the unit. Otherwise it may not only damage the unit, but also cause fire. 3. KEEP THE AC POWER PLUG DISCONNECTED DURING VACATION ETC. When not planning to use this unit for long periods of time (ie., vacation, etc.), disconnect the AC power plug from the wall outlet. 4. AVOID PHYSICAL SHOCKS Strong physical shocks to the unit can cause damage. Handle it with care. 5. DO NOT OPEN THE UNIT OR ATTEMPT REPAIRS OR MODIFICATIONS YOURSELF This product contains no user-serviceable parts. Refer all maintenance to qualified Yamaha service personnel. Opening the unit and/or tampering with the internal circuitry will make servicing difficult and will endanger you and your unit. 6. MAKE SURE POWER IS OFF BEFORE MAKING OR REMOVING CONNECTIONS Always turn power OFF prior to connecting or disconnecting cables. This is important to prevent damage to the unit itself as well as other connected equipment. 7. HANDLE CABLES CAREFULLY Always plug and unplug cables-including the AC cord-by gripping the connector, not the cord. 8. CLEAN WITH A SOFT DRY CLOTH Never use solvents such as benzine or thinner to clean the unit. Wipe clean with a soft, dry cloth. 9. USE THIS UNIT WITH THE CORRECT VOLTAGE The voltage to be used must be the same as that specified on this unit. Using this unit with a higher voltage than that which is specified is dangerous and may result in a fire or other type of accident causing damage. YAMAHA will not be held responsible for any damage resulting from use of this unit with a voltage other than that which is specified. 10.KEEP AWAY FROM TUNERS Digital signals generated by the unit may interfere with other equipment such as tuners, receivers or TVs. Move the system farther away from such equipment if interference is observed. IMPORTANT! Please record the model and serial number of your unit in the space below. Model: Serial No.: The serial number is located on the rear of the unit. Retain this Owner's Manual in a safe place for future reference. Voltage Selector (General Model only) The voltage selector on the rear panel of this unit must be set for your local mains voltage BEFORE plugging into the AC mains supply. Voltages are 110/120/220/240 AC, 50/60 Hz. WARNING To reduce the risk of fire or electric shock, do not expose this unit to rain or moisture. For U.K. customers If the socket outlets in the home are not suitable for the plug supplied with this appliance, it should be cut off and an appropriate 3 pin plug fitted. For details, refer to the instructions described below. Note: The plug severed from the mains lead must be destroyed, as a plug with bared flexible cord is hazardous if engaged in a live socket outlet. SPECIAL INSTRUCTIONS FOR U.K. MODEL IMPORTANT The wires in the mains lead are coloured in accordance with the following code. Blue: NEUTRAL Brown: LIVE As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured markings identifying the terminals in your plug, proceed as follows. The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED. Making sure that neither core is connected to the earth terminal of the three pin plug. The apparatus is not disconnected from the AC power source as long as it is connected to the wall outlet, even if the apparatus itself is turned off. WARNING Do not change the IMPEDANCE SELECTOR switch setting while the power to this unit is on, otherwise this unit may be damaged. VOLTAGE SELECTOR AC OUTLETS SWITCHED IMPEDANCE SELECTOR A CENTER C OR D: 4ΩMIN./ SPEAKER SET SPEAKER MODE C D: 4ΩMIN./ SPEAKER SET SPEAKER MODE REAR 4ΩMIN./ SPEAKER MAIN A OR B: 4ΩMIN./ SPEAKER A B: 8ΩMIN./ SPEAKER FRONT EFFECT: 6ΩMIN./ SPEAKER B CENTER C OR D: 8ΩMIN./ SPEAKER SET SPEAKER MODE C D: 4ΩMIN./ SPEAKER SET SPEAKER MODE REAR 8ΩMIN./ SPEAKER MAIN A OR B: 8ΩMIN./ SPEAKER A B: 6ΩMIN./ SPEAKER FRONT EFFECT: 8ΩMIN./ SPEAKER I20W MAX. TOTAL (General model) IMPEDANCE SELECTOR 1