Pioneer SC-55 Owner's Manual - Page 84

13 Additional information Symptom No sound from surround back speakers. No sound from front height or front wide speakers. No sound from subwoofer. No sound from one speaker. Sound is produced from analog components, but not from digital ones (DVD, LD, CD, etc.). Remedy Check that the surround back speakers are set to LARGE or SMALL, and the surround speakers are not set to NO (see Speaker Setting on page 77 ). Check the speaker connections (see Connecting the speakers on page 16 ). If only one surround back speaker is connected, make sure it's connected to the left channel speaker terminal. Check that the front height or front wide speakers are set to LARGE or SMALL, and the surround speakers are not set to NO (see Speaker Setting on page 77 ). The speaker terminal settings may be set so that no sound is output from the front height or front wide channel. Use the SPEAKERS button to select the proper setting (see Switching the speaker terminals on page 59 ). Check the speaker connections (see Connecting the speakers on page 16 ). Check that the subwoofer is connected properly, switched on and the volume turned up. If your subwoofer has a sleep function, make sure it is switched off. Make sure that the Subwoofer setting is YES or PLUS (see Speaker Setting on page 77 ). The crossover frequency may be set too low; try setting it higher to match the characteristics of your other speakers (see Speaker Setting on page 77 ). If there is very little low frequency information in the source material, change your speaker settings to Front: SMALL / Subwoofer: YES, or Front: LARGE / Subwoofer: PLUS (see Speaker Setting on page 77 ). Check that the LFE channel is not set to OFF, or to a very quiet setting (see Setting the Audio options on page 56 ). Check the speaker level settings (see Channel Level on page 77 ). Check the speaker connection (see Connecting the speakers on page 16 ). Check the speaker level settings (see Channel Level on page 77 ). Check that the speaker hasn't been set to NO (see Speaker Setting on page 77 ). The channel may not be recorded in the source. By using one of the advanced effect listening modes, you may be able to create the missing channel (see Enjoying various types of playback using the listening modes on page 43 ). Check that the input signal type is set to DIGITAL (see Choosing the input signal on page 45 ). Make sure that the digital input is assigned correctly for the input jack the component is connected to (see The Input Setup menu on page 34 ). Check the digital output settings on the source component. If the source component has a digital volume control, make sure this is not turned down. Symptom No sound is produced even if MULTI CH IN is selected. No sound is output or a noise is output when Dolby Digital/ DTS software is played back. No sound when using the Home Menu. Remedy SC-57 only: When 5.1ch F+Surr Bi-Amp or 5.1ch F+C Bi-Amp is selected in the Speaker System settings (when the center or surround speakers are biamped), no sound is produced even when MULTI CH IN is selected. Check that your BD or DVD player is compatible with Dolby Digital/DTS discs. Check the digital output settings or the HDMI audio output settings of your BD or DVD player. Make sure that the DTS signal output is set to On. If the source component has a digital volume control, make sure this is not turned down. If the HDMI input function is selected, sound is muted until exiting the Home Menu. Other audio problems Symptom Remedy Speaker switching sound (clicking sound) is heard from receiver during playback. Depending on the listening mode, the front height (or front wide) and surround back speakers may switch automatically in function of changes in the input audio. A speaker switching sound (clicking sound) will be heard from the receiver at this time. If this sound bothers you, we recommend to change the speaker terminal option (see Switching the speaker terminals on page 59 ). Broadcast stations cannot be selected automatically, or there is considerable noise in radio broadcasts. Fully extend the FM wire antenna, adjust the position for best reception and secure to a wall, etc. Use an outdoor antenna for better reception (see page 27). Adjust the position and direction of the AM antenna. Noise may be caused by interference from other equipment, such as a fluorescent light, motor, etc. Switch off or move the other equipment, or move the AM antenna. Noise is output when scanning This is not a malfunction of the receiver. The scan function of your player a DTS CD. alters the digital information, making it unreadable, resulting in noise being output. Lower the volume when scanning. When playing a DTS format LD Make sure that the input signal type is set to DIGITAL (see Choosing the input there is audible noise on the signal on page 45 ). soundtrack. Can't record audio. You can only make a digital recording from a digital source, and an analog recording from an analog source. For digital sources, make sure that what you're recording isn't copy protected. Subwoofer output is very low. To route more signal to the subwoofer, set it to PLUS or set the front speakers to SMALL (see Speaker Setting on page 77 ). Everything seems to be set up correctly, but the playback sound is odd. The speakers may be out of phase. Check that the positive/negative speaker terminals on the receiver are matched with the corresponding terminals on the speakers (see Connecting the speakers on page 16 ). 84 En