Optimod-Surround 8685 V1.0 Operating Manual - Orban

Advanced Two-Band Controls ..............................................................................3-52
Figure 3-2: Output level in dB (y) for a given input level in dB (x) at various settings of
the KNEE and RATIO control ............................................................................................3-54
THE FIVE-BAND STRUCTURE ............................................................................................3-55
Using the Five-Band Structure..............................................................................3-55
Customizing the Settings ......................................................................................3-56
The Five-Band Structure’s Full and Advanced Setup Controls............................3-56
Table 3-8: Multiband Controls .......................................................................................3-57
Table 3-9: MB Attack/Release Controls..........................................................................3-58
Table 3-10: MB Band Mix Controls.................................................................................3-60
Advanced Five-Band Controls...............................................................................3-62
Table 3-11: Test Modes...................................................................................................3-64
TEST MODES .................................................................................................................3-64
USING THE 8685 PC REMOTE CONTROL SOFTWARE ...........................................................3-65
To set up a new connection:.................................................................................3-65
To initiate communication:...................................................................................3-66
To modify a control setting:..................................................................................3-66
To recall a preset:...................................................................................................3-67
To import a preset into the 2.0 processing:.........................................................3-67
To save a user preset you have created: ..............................................................3-68
To back up User Presets, system files, and automation files onto your computer’s
hard drive:..............................................................................................................3-68
Note to Users Familiar with Older Version of PC Remote ............................................3-69
To restore archived presets, Setups, and automation files:................................3-69
To modify the active SETUP: ...................................................................................3-70
To modify AUTOMATION: .........................................................................................3-70
To group multiple 8685s: ......................................................................................3-71
Navigation Using the Keyboard ...........................................................................3-71
To Quit the Program..............................................................................................3-71
About Aliases created by Optimod 8685 PC Remote Software .........................3-71
Multiple Installations of Optimod 8685 PC Remote ...........................................3-72
USING THE 8685 FOR PRODUCTION AND MASTERING .........................................................3-73
APPENDIX A: USING THE ITU BS.1770 AND CBS LOUDNESS METERS TO MEASURE LOUDNESS
CONTROLLER PERFORMANCE ...........................................................................................3-78
Test Setup........................................................................................................................3-78
Results..............................................................................................................................3-79
Figure 3-3: Peak output of meters in each 10-second interval as a function of time .3-79
Figure 3-4: Histogram sorting CBS loudness measurements into 1 dB bins.................3-81
Histograms ......................................................................................................................3-81
Studies indicating that BS.1770 is inaccurate at very low frequencies ........................3-81
Figure 3-5: Histogram sorting BS.1770 loudness measurements into 1 dB bins ..........3-82
Conclusions......................................................................................................................3-83
Section 4 Maintenance
.........................................................................................................................................4-1
ROUTINE MAINTENANCE ...................................................................................................4-1
SUBASSEMBLY REMOVAL AND REPLACEMENT.......................................................................4-2
FIELD AUDIT OF PERFORMANCE..........................................................................................4-8
Table 4-1: Decoder Chart for Power Supervisor ............................................................4-10
Table 4-2: Layout Diagram of J7, with expected voltages on each pin .......................4-10
Table 4-3: Typical Power Supply Voltages and AC Ripple ............................................4-10