User manual HARMAN KARDON HK 970

[. . . ] If you do not intend to use your unit for any considerable length of time, turn the unit off completely by taking the power cord out of the AC wall outlet. Do not place furniture or other heavy objects on the cord, and try to avoid dropping heavy objects on it. Not only may the cord be damaged, it can also cause a short circuit with a consequent fire hazard. [. . . ] Diameter 1 mm 1. 25 mm 1. 6 mm 2-2. 5 mm IMPORTANT: When connecting two pairs of speakers, determine the impedance of each pair by looking on the back of the speakers, in your owner's manual, or by contacting your dealer or manufacturer. You can listen to two pairs of speakers at the same time ONLY if the impedance of EACH speaker is NOT LESS THAN 8 Ohms. WARNING: Do not play sets of speakers simultaneously except as recommended above. To completely disconnect the power input, the main plug must be disconnected from the mains. 2. External Power Amplifiers For applications where higher power is desired, connect the Pre-Out Jacks to the Main In Jacks of an external power amplifier. The level of the output can be adjusted between -3 and +3 dB with an internal button. To adjust the level, gently insert a small screwdriver into the button and turn clockwise to increase or counter-clockwise to decrease the output level. 4 CONNECTIONS Controls and Functions !) 9 1 2 3 4 5 6 7 8 1 Power Indicator: This LED will illuminate in amber when the unit is in the Standby mode to signal that the unit is ready to be turned on. 2 System Power Control: Press this button to turn on the HK 970; press it again to turn the unit off (to Standby). Note that the Power Indicator 1 next to the switch will turn blue when the unit is on. 3 Speaker 1 / 2 Selectors: Press to select speaker pair 1 or 2, or both, or neither (headphone output only). 4 Input Source Selector: Select desired input source for listening by press-ing the "Input Source" button repeatedly (on the left will select downwards, right upwards) until the display for the desired source is illuminated. 5 Record Source Selector: Select desired source for recording to device connected to the rear panel Tape and CDR Out sockets by pressing the "Record Source" button repeatedly until the display for the desired source is illuminated. 7 Mode Button: Press this button to make changes to the bass, treble and balance settings. 8 Headphone Jack: Plug in headphones if desired. With both "Speaker 1" and "2" selectors in the Off position, output is supplied only to headphones. ) Main Information Display: This display delivers messages and status indications to help you operate the receiver. Remote Sensor Window: The sensor behind this window receives infrared signals from the remote control. [. . . ] · Set the balance setting to 0 Sound is not heard from the speaker system on one side. When listening to stereo sound, the left and right sounds are reversed. The remote control and front panel controls don't appear to work. Humming noise when listening to LP Howl or ringing when listening to LP. [. . . ]