User manual PIONEER VSX-D812

[. . . ] VENTILATION: When installing this unit, make sure to leave space around the unit for ventilation to improve heat radiation (at least 60 cm at top, 10 cm at rear, and 30 cm at each side). WARNING: Slot and openings in the cabinet are provided for ventilation and to ensure reliable operation of the product and to protect it from overheating, to prevent fire hazard, the openings should never be blocked and covered with items, such as newspapers, tablecloths, curtains, etc. Also do not put the apparatus on the thick carpet, bed, sofa, or fabric having a thick pile. Any failure due to use for other than household purposes (such as long-term use for business purposes in a restaurant or use in a car or ship) and which requires repair will be charged for even during the warranty period. [. . . ] 1 format for which it was originally encoded, in which case you can simply switch the surround back channel off (SB OFF). Each press cycles through the options as follows: You can't use the surround back channel if the Surround back speaker setting on page 45 is set to SB . You can't hear the surround back channel with DTS 96kHz/24 bit sources. Selecting this mode allows you to hear a virtual back channel through your surround speakers. For example, you can choose to listen to sources with no surround back channel information (for example, 5. 1 encoded sources like Dolby Digital EX or DTSES (VSB AUTO), or you can simply switch it off (VSB OFF). The table indicates when you will hear the virtual surround back channel. Each press cycles through the options as follows: You can't use the Virtual Surround Back mode if the Speaker setting on page 44 is set to S . â· You can only use the Virtual Surround Back mode if the Surround back speaker setting on page 45 is set to SB or SB SW (VSX-D812/D912 only). â· You can't adjust the surround back channel level when you're listening to the virtual surround back channel. Using Midnight and Loudness listening The Midnight listening feature allows you to hear effective surround sound of movies at low volume levels. The effect automatically adjusts according to the volume at which you're listening. The Loudness listening feature can be used to get good bass and treble from music sources at low volume levels. Each press cycles through the effects as follows: Each press switches between BASS and TREBLE. 2 Use the MULTI JOG dial to change the amount of bass or treble as necessary. Depending on what you are listening to, you may want to adjust the bass or treble using the front panel tone control. If you have connected a decoder or a DVD player with multi-channel analog outputs to this receiver (page 19), you must select the analog multi-channel inputs for surround sound playback. When playback from the multi-channel inputs is selected, you can't use the INPUT ATT, TONE, and MIDNIGHT/ LOUDNESS buttons, as well as the STANDARD, ADVANCED SURROUND, and STEREO/DIRECT sound modes. â· When playback from the multi-channel inputs is selected, only the volume and channel levels can be set. Using the sleep timer The sleep timer switches the receiver into standby after a specified amount of time so you can fall asleep without worrying about the receiver being left on all night. You can check the remaning sleep time at any time by pressing SLEEP once. â· You can also switch off the sleep timer simply by switching off the receiver. [. . . ] Investigate the other components and electrical appliances being used. If the trouble cannot be rectified even after exercising the checks listed below, ask your nearest Pioneer authorized service center or your dealer to carry out repair work. â· Disconnect the power plug from the outlet, and insert again. â· Make sure there are no loose strands of speaker wire touching the rear panel. [. . . ]