Yamaha DSP-AX2 EN - Manual (Page 24)

Introduction
Preparations
Basic Operation
Advanced Operation
Additional
Information
Appendix
22
Dolby Surround Test
1 1 After the Dolby Surround test is selected, “TEST DOLBY SUR.” appears in
the video monitor and in the front display.
2 2 Adjust VOLUME +/– to hear the test tone for each speaker. Make an
adjustment so that the output level coming from each speaker is same.
• The test tone is produced from the left Main speaker, Center speaker, right
Main speaker, Rear Right speaker, Rear Center speaker, and Rear Left
speaker in order. The tone lasts for 2.5 seconds each time.
• Press and hold h or g to stop the sequence temporarily.
• Press h or g to select the speaker to be tested.
3 3 When adjusting is complete, press TEST twice to stop the test tone.
You can increase the output levels of the effect channels (Rear Left, Rear
Right, Rear Center, and Center) to +10dB. If the output level of the Center,
Rear and Rear Center speakers is lower than that from the Main speakers even
after you have increased the sound volume level of the Center, Rear, and Rear
Center speakers up to +10dB, set the 1G. MAIN LEVEL item to this setting
decreases the Main speaker volume level to about one-third the normal level.
After you set the 1G. MAIN LEVEL item in the SET MENU to “–10dB,”
adjust the levels for the Center, Rear, and Rear Center speakers again.
FL
L
RL
C
RC
R
FR
RR
EFFECT LEVEL
L SUR. 0dB
TEST DOLBY SUR.
EFFECT LEVEL
L SUR. 0dB
Speaker Output Levels
This section explains how to set the speaker levels using the test tone. There are two tests; Dolby Surround test and DSP test.
Before You Begin
1 1 Set BASS and TREBLE on the front panel to “0” (the center position) and
turn off BASS EXTENSION .
2 2 Use the remote control for the next three steps. Sit in the main listening
position and set
PARAMETER/SET MENU on the remote control to
PARAMETER.
3 3 Set 10 KEY/DSP to DSP and press q /DTS SUR .
4 4 Press TEST to select the test to be performed.
Select “TEST DOLBY SUR.” to match the output levels of the Center, Rear
Center and Rear Left and Rear Right speakers to the left and right Main
speakers.
Select “TEST DSP” to match the output levels of the Front Effect speakers to
the Main speakers.
BASS TREBLE