JVC TH-A25 Instruction Manual - Page 70

English Creating Realistic Sound Fields I Basic sound adjustment procedure Ex. : To adjust the front speaker balance From the remote control ONLY: 1 Play the disc you want to use for the sound adjustment. 2 Press SOUND repeatedly until "FRONT SOUND BALANCE" and the adjustment bar appear on the TV screen. Each time you press the button, the adjustment indication on the TV screen changes as follows: FRONT BALANCE L R REAR BALANCE L R CEN LEVEL 0dB REAR LEVEL 0dB S/W (subwoofer) LEVEL 0dB BASS 00dB TREBLE 00dB C-DLY *1*2 R-DLY *1*3 *1: No adjustment bar appears on the TV screen when you adjust the delay time. Refer to the display on the center unit to adjust the delay time. *2: "C-DLY" is adjustable only when the digital multichannel surround (Dolby Digital or DTS Digital Surround) is activated. *3: "R-DLY" is adjustable only when the digital multichannel surround or one of Dolby Pro Logic II modes is activated. There is a time limit in doing the following steps. If the setting is canceled before you finish, press SOUND and start from step 2 again. 3 Press 3 or 2 to adjust the output balance (-00 to -06, OFF). 3: Decreases the left speaker output, or ENTER restores the right speaker output. 2: Decreases the right speaker output, or restores the left speaker output. • You can also adjust the sound setting referring to the display on the center unit. Refer to the display indication when you want to adjust the sound using sources other than discs. Sound adjustment indication on the display Ex.: Front balance LCR SW LS RS Left front level Ex.: Center level Right front level LCR SW LS RS Ex.: Rear delay time LCR SW LS RS Center output level Rear delay time 4 Repeat steps 2 and 3 to adjust the other items. • On delay time adjustment You can adjust and store the delay time setting for each surround mode. Select the surround mode you want to adjust before starting delay time adjustment. • Adjustable range Digital Multichannel Surround: C-DLY: 0 msec to 5 msec R-DLY: 0 msec to 15 msec Dolby Pro Logic II modes (R-DLY only) PLII MUSIC: 0 msec to 15 msec PLII MOVIE: 10 msec to 25 msec PLII MATRIX: 0 msec to 15 msec PRO LOGIC: 10 msec to 25 msec 1 msec increase (or decrease) in delay time corresponds to 30 cm increase (or decrease) in distance. Left front speaker Center speaker Right front speaker Subwoofer 3.0 m 2.7 m 2.4 m 2.1 m Left rear speaker Right rear speaker Ex. : In this case, set R-DLY to "3MS" 18