Audison bit Tune - Page 3

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USER’S MANUAL / bit Tune
7. USING BIT TUNE WITH THE HELP OF A PC .....................................................................................................................49
7.1 SOURCE CHECK ..............................................................................................................................................................49
7.2 AUTOMATIC CALIBRATION OF THE HSM MICROPHONE. .....................................................................................52
7.3 PHASE DETECTION OF SPEAKERS: POLARITY CHECK .......................................................................................... 54
7.3.1 ELECTRICAL PHASE DETECTION OF SPEAKERS IN A SYSTEM WITH AUDISON bit
PROCESSOR ..........................................................................................................................................................55
7.3.2 ELECTRICAL PHASE DETECTION OF SPEAKERS IN AN AUDIO SYSTEM ................................................57
7.4 CALIBRATION OF THE SYSTEM’S SENSITIVITY LEVEL .........................................................................................58
7.4.1 SETTING THE SENSITIVITY LEVEL OF AMPLIFIERS WITH Audison bit PROCESSOR ................................58
7.4.2 CHECKING THE SIGNAL LEVELS IN AUDIO SYSTEMS: LEVEL CHECK .....................................................61
7.5 CALIBRATION OF THE SENSITIVITY LEVEL OF A SYSTEM WITHOUT Audison bit PROCESSOR .................63
7.6 AUTOMATIC CALIBRATION OF THE PROCESSOR: AUTO EQ + AUTO TIME ALIGNMENT...............................65
7.7 AUTOMATIC CALCULATION OF TIME DELAYS: AUTO TIME ALIGNMENT .........................................................69
7.8 RTA MEASUREMENT ......................................................................................................................................................72
7.8.1 RTA OF AN AUDIO SYSTEM WITH Audison bit PROCESSOR ...................................................................... 72
7.8.2 RTA: CALIBRATION OF AN AUDIO SYSTEM WITHOUT AUDISON BIT PROCESSOR .............................. 75
7.9 BATTERY SCOPE .............................................................................................................................................................77
7.10 MEASUREMENTS WITH AN OSCILLOSCOPE ...........................................................................................................79
7.10.1 MEASUREMENTS ON A POWER AMPLIFIER ................................................................................................79
8. USING BIT TUNE WITHOUT A PC........................................................................................................................................82
8.1 LOAD SIMULATOR SPEAKER IN ..................................................................................................................................82
8.2 SPEAKER IN SIMULATOR ..............................................................................................................................................84
8.3 LINE ANALYZER ..............................................................................................................................................................85
8.3.1 ANALOG LINE PRE ...............................................................................................................................................85
8.3.2 HI-LEVEL ANALOG LINE .....................................................................................................................................86
8.3.3 OPTICAL S/PDIF DIGITAL LINE .........................................................................................................................87
8.4 ELECTROMAGNETIC NOISE ANALYZER ....................................................................................................................88
9. TROUBLESHOOTING ..............................................................................................................................................................89
9.1 SYNC WITH THE PC .......................................................................................................................................................89
9.2 DEVICE NOT RECOGNIZED DURING INSTALLATION .............................................................................................. 89
9.3 REPLACEMENT OF BNC INPUT FUSE ........................................................................................................................90
9.4 BIT TUNE and BIT TUNE + Processor MODE FIRMWARE UPGRADE ..................................................................91
9.5 “RESCUE MODE” FIRMWARE UPGRADE ....................................................................................................................93
9.6 “RESCUE MODE UPGRADE MODE ON” FIRMWARE UPGRADE.............................................................................94
9.7 REPLACEMENT OF THE INTERNAL POWER SUPPLY FUSE ..................................................................................98
10. TECHNICAL SPECIFICATIONS .............................................................................................................................................99