JVC TH-A25 Home Security System User Manual


 
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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.
4
Repeat steps
2
and
3
to adjust the other items.
Creating Realistic Sound Fields
SOUND
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
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:
*
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
restores the right speaker output.
2: Decreases the right speaker output, or
restores the left speaker output.
L C R
SW
LS
RS
Sound adjustment indication on the display
Ex.: Front balance
Left front level
Right front level
ENTER
C-DLY
*
1
*
2
R-DLY
*
1
*
3
REAR BALANCE
CEN LEVEL 0dB
REAR LEVEL 0dB
BASS 00dB
S/W (subwoofer) LEVEL 0dB
TREBLE 00dB
FRONT BALANCE
LR
L
R
L C R
SW
LS
RS
Ex.: Rear delay time
Rear delay time
2.1 m
2.4 m
2.7 m
3.0 m
Left front
speaker
Right front
speaker
Subwoofer
Center speaker
Left rear
speaker
Right rear
speaker
Ex.: In this case, set R-DLY to 3MS
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
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.
L C R
SW
LS
RS
Ex.: Center level
Center output
level
Digital Multichannel
Surround:
15_18_TH_A25[B].p65 03.7.28, 8:06 PM16