JVC KW-V640BT Instruction Manual America - Page 44
Adjusting the Digital Time Alignment DTA, Localizing the sound image-Front Focus
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Settings Adjusting the Digital Time Alignment (DTA) Make fine adjustments to the delay time of the speaker output to create a more suitable environment for your car. 1 Touch [Adjust] on the screen to display the DTA adjustment screen. 2 Touch [Delay] (1), then adjust the Digital Time Alignment (DTA) value (2) for each speaker. Position/DTA Initialize Front L 0 feet 0 ms Rear L 0 feet 0 ms Subwoofer 0 feet 0 ms Front R 0 feet 0 ms Rear R 0 feet 0 ms Delay Level • To determine the adjustment value, see "Determining the value for adjustment" on page 43. 3 Touch [Level] (1), then adjust the output volume (2) for each speaker. Position/DTA Tweeter 0 dB Front L 0 dB Rear L 0 dB Subwoofer 0 dB Initialize Front R 0 dB Rear R 0 dB Delay Level To initialize the setting value: Touch [Initialize]. Localizing the sound image-Front Focus 1 Touch [Front Focus] (1), select the listening position (2) to set as the front position, then touch [Adjust] (3). Position/DTA Listening Position Front Focus Front L Front All Priority L All Priority L Front R Front All Priority R All Priority R Adjust • When you are sitting on the [Front All] (front seats) or [All] (front and rear seats) position, select left ("Priority L") or right ("Priority R") to specify the position to localize the sound image. 2 Touch [Delay] (1), then adjust the sound image (2) precisely. Front Focus Adjust Initialize 0.00ms 0.00ms 0.00ms 0.00ms Sound Image LR(Front) Sound Image LR(Rear) Size of the Virtual Sound Field Subwoofer Delay 0.00ms 0.00ms Delay Level [Sound Image LR (Front)] Adjusts the sound image to be localized set on the front position. [Sound Image LR (Rear)] Adjusts the sound image to be localized set on the rear position. [Size of the Virtual Sound Field] Adjusts the virtual sound field to the desired field size. • If the sound image moves out of the front position, adjust [Sound Image LR (Front)]/ [Sound Image LR (Rear)]. [Subwoofer Delay] Adjusts the delay time of the subwoofer sound. 3 Touch [Level] (1), then adjust the output volume (2) for each speaker. Front Focus Adjust Tweeter 0 dB Front L 0 dB Rear L 0 dB Subwoofer 0 dB Initialize Front R 0 dB Rear R 0 dB Delay Level To initialize the setting value: Touch [Initialize]. 42 ENGLISH