Marantz SR9600 SR9600 User Guide - Page 38

ENGLISH 2-1 MRAC (Marantz Room Acoustic Calibration) Speaker settings that would be difficult to configure using manual setup can now be performed by automatically measuring speaker characteristics using the microphone. Measurement During measurement, a test tone is output from the speakers, which is then measured and analyzed though the microphone. The item and the order in which they are measured are as follows: AUTO SETUP 1 AMBIENT NOISE: Ambient noise measurement SPEAKER CHECK: Speaker connected/not connected check PHASE CHECK: Speakers phase check AUTO SETUP 2 Results from the measurements are checked. AUTO SETUP 3 SPEAKER SIZE: Speaker characteristics check SPEAKER DISTANCE: Distance from speaker (delay time) check FLAT MODE: Speaker frequency measurement. This measurement identifies the frequency required to compensate the sound to the flat level. FRONT MODE: Speaker frequency measurement. This measurement identifies the frequency required to match the front speaker characteristics. How to operate Since settings are displayed on the monitor during setup, turn the monitor on. 1. Connect the included microphone to the MIC jack on the SR9600. AV SURROUND RECEIVER SR9600 INPUT SELECTOR VOLUME STANDBY POWER ON/STANDBY PHONES PURE DIRECT THX DOWN TUNING UP BAND F/P SURROUND MODE AUTO MULTI MULTI SPEAKER AUTO TUNE T-MODE MEMORY CLEAR PURE DIRECT THX 7.1CH INPUT MENU ENTER DISPLAY EXIT MRAC SPEAKERS A/B MIC DOWN UP DIGITAL AUX 1 INPUT S-VIDEO VIDEO L AUDIO R 2. Set the microphone at ear height 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. Please be consideratie of neighboring homes and children. • If using a powered subwoofer, set volume to medium level and the crossover frequency to the highest level. • Step away from the listening position during measurement and operate the SR9600 with the remote control unit from outside the speaker path. • The MRAC feature is not available in the following modes. - 7.1 Ch Input - Pure Direct - Source Direct - Dolby Headphone 3. Either press the MRAC button on the front panel of the SR9600, or select "2. SPKR SETUP" on the MAIN MENU. Select "AUTO SETUP" with the or cursor buttons and press the OK/ENTER button. 4. Select START on the AUTO SETUP 1 display and press the OK/ENTER button to start measurements. AUT O SET U P 1 ST ART AMB I E NT NO I S E SPEAKERS CHEC K PHASE CHECK RET URN NEXT EX I T Measurement in progress examples AUT O SET UP 1 CANCE L N OW A N A L Y Z I N G ! ! AMB I E NT NO I S E SPEAKERS CHECK PHASE CHECK : OK : -: ˎˎ RET URN NEXT EX I T START: Press the OK/ENTER button. The indication changes to "CANCEL" and processing starts. CANCEL (Available only during processing): Interrupt processing with the OK/ENTER button. The status prior to the start of Auto Setup 1 is restored. Progress bar: Restarts from 0 each time processing ends for each item. During measurement, "--" appears in the message area, otherwise "✽✽" appears. When measurement ends successfully, "OK" is displayed. 5. Measurement results are displayed. Check the speaker system. YES: Speakers connected NON: Speakers disconnected REV: The speaker cable is opposite in polarity (Check the speaker's cable connection.) ERR: The speaker layout is incorrect. (Check against cable connection diagrams.) AUT O SET U P 2 CHECK ! ! S PEAKER F RONT L : Y E S CENT ER : NON F RONT R : Y E S SURR . R : YES S URR . B R : NON S URR . B L : NON SURR . L : YES SUB W : YES RET URN RET RY N EXT EX I T Error example AUT O SET U P 2 CHECK ! ! S PEAKER F RONT L : Y E S REV CENT ER : NON F RONT R : Y E S REV SURR . R : NON E RR SURR . B R : YES ERR REV SURR . B L : YES ERR REV SURR . L : NON E RR SUB W : YES RET URN RET RY EX I T Move the cursor to "NEXT" or "RETRY" with the or cursor buttons and press the OK/ENTER button. RETRY: Retries measurement from the beginning. NEXT: Advances to the Auto Setup 3 menu. (If there is an error, "NEXT" cannot be displayed.) 6. Move the cursor to "NEXT" with the , , and cursor buttons and press the OK/ ENTER button. Measurement starts for the remaining items. 7. When measurements are complete, "FINISH!!" and "CHECK RESULT" are displayed. AUT O SET U P 3 CANCE L N OW A N A L Y Z I N G ! ! SPEAKERS S IZE : -- D I ST ANCE : ˎˎ F L A T M O D E : ˎˎ F R O N T ɹMO D E : ˎˎ RET URN EX I T 36