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Measurement
During measurement, a test tone is output from the
speakers, which is then measured and analyzed
though the microphone. The measurement flow
and items are as follows.
Microphone connection check: MIC CHECK
Ambient noise measurement: AMBIENT NOISE
Speaker connected/not connected check:
SPEAKER CHECK
Speaker output level check: SPEAKER LEVEL
Distance from speaker (delay time) check:
SPEAKER DISTANCE
Speaker characteristics check: SPEAKER SIZE
How to Operate
Settings are displayed on the monitor during setup,
therefore turn the monitor on.
1.
Connect the included microphone to the
MRAC jack of the unit.
2.
Set the microphone at ear height as in the
actual listening position. Use a stand or tripod
to position the microphone.
Notes:
• Remove any obstructions between the speakers
and the microphone.
• Keep the room quiet during measurement.
• The test tone emitted during measurement is loud.
Take considerations for neighboring homes and
children.
• Step away from the listening position during
measurement and operate the unit with the remote
controller from outside the speaker path.
• About surround back speakers :
When the surround back speaker is set to NONE
in the SPEAKER SETUP, it is skipped in the
AUTO setup. To use the surround back speaker,
set it to YES by MANUAL setup before using the
MRAC feature.
• The MRAC feature is available except in the
following modes.
- 7.1 CH INPUT
- PURE-DIRECT
3.
Either press the MRAC button on the front panel
of the unit or select “2. SPEAKER SETUP” on
the SETUP MAIN MENU, then select AUTO for
“2-1 SPEAKER SETUP”. Move the cursor to
“NEXT” with the
or cursor buttons and then
press the ENTER button.
4.
Select START on the AUTO SETUP display
and press the ENTER button to start
measurements.
5.
For measurement items, see “Measurement”.
6.
When measurements are completed,
“FINISHED” appears on the monitor.
7.
Once finished, disconnect the microphone
from the unit.
8.
Measurement results can be seen by
selecting “NEXT” and press the ENTER
button or selecting “2. SPEAKER SETUP” on
the SETUP MAIN MENU. Then select
MANUAL for “2-1 SPEAKER SETUP”.
2-1 SPEAKER SETUP
SPEAKERS SETUP : AUTO
SET MICROPHONE
MA I N NEXT EX I T
AUTO SETUP
START CANCEL
SPEAKERS CHECK :
✽✽
SPEAKERS LEVEL : ✽✽
SPEAKERS D I STANCE : ✽✽
SPEAKERS SIZE : ✽✽
MAI N RETURN NEXT EX I T
2-1 SPEAKER SE
SPEAKER SETUP
SET MI CROPHONE
MA IN
AUTO SETUP
START CA
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MAIN RETURN
NCEL
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
AUTO SETUP
START CA
AMB I ENT NO
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MA IN RETURN
NCEL
ISE CHK
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
AUTO SETUP
START CA
AMB I ENT NO
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MA IN RETURN
NCEL
ISE OK
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
AUTO SETUP
START CA
NOW ANALY
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MAIN RETURN
NCEL
ZING
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
AUTO SETUP
START CA
FINI SHED
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MAIN RETURN
NCEL
:OK
:OK
NCE : OK
:OK
NEXT EXIT
TUP
: AUTO
NEXT EX IT
AUTO SETUP
START CA
MIC SETUP
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MA IN RETURN
NCEL
ERROR
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
AUTO SETUP
START CA
AMB I NOI
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MA IN RETURN
NCEL
SE ERROR
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
NG
NG
AUTO SETUP
START CA
SPEAKER SE
SPEAKERS CHECK
SPEAKERS LEVEL
SPEAKERS DISTA
SPEAKERS SIZE
MA IN RETURN
NCEL
TERROR
:
✽✽
:
✽✽
NCE :
✽✽
:
✽✽
NEXT EX IT
NG
MRAC (Marantz Room Acoustic Calibration)
Speaker settings that were difficult by MANUAL setup can now be made by automatically measuring
speaker characteristics using the including microphone.
AV SURROUND RECEIVER SR7500
POWER ON/OFF PHONES
STANDBY
L
C
R
SLSSR
LFE
DIGITAL
SURROUND
DISPMULTIAUTO TUNEDSTSPKR A BV- OFF
NIGHT
PEAK ANALOG
DIGITAL
ATT
SLEEP
SURRDIRECT
AUTO
DISC 6.1 MTX 6.1
PCM
AAC
AUX 1 INPUT
AUDIOS-VIDEODIGITAL VIDEO L R
DOWN
UP
VOLUME
ENTER
INPUT SELECTOR
04.10.13, 5:14 PMPage 21