JVC TH-A25 Instruction Manual - Page 117

English Creating Realistic Sound Fields TEST TONE TV AUDIO DIMMER SLEEP L-F.BLANCE-R 1 2 REAR 5 6 BASS 9 0 CENTER 3 4 SUBWOOFER 7 8 TREBLE MEMORY CANCEL DVD FM/AM AUX SOUND TV CH TV VOL CONTROL TESTTONE TV TV/VIDEO MUTING TOP MENU AUDIO VOL MENU ENTER CHOICE/TIME ON SCREEN / STEP DOWN - TUNING - UP AUDIO SUBTITLE ANGLE ZOOM SLOW RETURN PL REPEAT PROGRESSIVE NTSC/PAL FM MODE RM-STHA25U DVD CINEMA SYSTEM SOUND 3/2 PL II Using the Test Tone You can check whether each speaker is connected properly. From the remote control ONLY: 1 Press PL II repeatedly to activate all the speakers. The audio channel indicators light up on the display as follows when all the speakers are activated: LCR SW LS RS • You can also activate all the speakers by loading a digital multichannel disc. 2 Press TEST TONE. TEST TONE The test tone comes out of the speakers in the following order: Left front speaker Center speaker Subwoofer Right front speaker Left rear speaker Right rear speaker I To adjust speaker output level You can adjust the output level of the center speaker, rear speakers, and subwoofer while listening to the test tone. Press 3/2 while the test tone is coming out of the speaker you want to adjust. The speaker output level appears on the display. ENTER 3: Increases the output level (to +06 dB). 2: Decreases the output level (to -06 dB). To stop the test tone, press TEST TONE again. Notes: • You cannot use this function while playing back a disc. Stop the disc playback to use this function when the source is DVD/CD. • If no sounds come out of a speaker, check the speaker's connection (see pages 6 and 7). • You cannot adjust the output level of rear speakers separately. See "Adjusting the Sound" below to adjust the balance of rear speakers. Adjusting the Sound You can adjust the sound balance and the tone. It is recommended to turn on your TV and make adjustments from your actual listening point. You can adjust the following settings: Balance Output level FRONT BALANCE: To adjust the output balance for the front speakers (from -00 to -06, OFF*). REAR BALANCE: To adjust the output balance for the rear speakers (from -00 to -06, OFF*). CEN LEVEL: To adjust the output level of the center speaker (from -06 dB to +06 dB). REAR LEVEL: To adjust the output level of the rear speakers (from -06 dB to +06 dB). S/W LEVEL: To adjust the output level of the subwoofer (from -06 dB to +06 dB). BASS: To adjust the output level of the bass tone (from -10 dB to +10 dB, at 2 dB step). TREBLE: To adjust the output level of the treble tone (from -10 dB to +10 dB, at 2 dB step). C-DLY: To adjust delay time for the center speaker when the digital multichannel surround is activated (from 0 msec to 5 msec). R-DLY: To adjust delay time of the rear speakers for each surround mode. Tone Delay * When you set to OFF, no sound comes out from the speaker. Notes: You can also adjust the output level (CEN LEVEL, REAR LEVEL, and S/W LEVEL) while using the test tone. See "Using the Test Tone" on the left column. 17