PANASTEREO SP23 - Alignment with SMART MOD VI (Analog Matrix); SMART MOD VI Analog Matrix Alignment Steps

PANASTEREO SP23 – Alignment with SMART MOD VI – Analog Matrix
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6 – ALIGNMENT with SMART MOD VI with Analog Matrix
Equipment required: Real Time Analyser (RTA)
1. SET UP REAL TIME ANALYSER
Set up a Real Time Analyser and position the
microphones in the auditorium.
2. PRE-SET SP23 OUTPUT LEVELS
Turn all four output trimmers on the SP23
anticlockwise until you feel a slight click.
3. SWITCH SP23 TO BYPASS
Switch the SP23 to bypass mode (Red Bypass
button IN).
4. SET THE MOD VI SURROUND
EQUALISERS TO FLAT
Open the front panel of the MOD VI processor
and set all of the surround equaliser controls
to the mid position. This should be done as
accurately as possible.
5. SELECT “OPTICAL STEREO”
FORMAT
Select “Optical Stereo” on sound processor to
output pink noise to the auditorium. Select
Pink Noise by setting (on the matrix card)
SW1-8 down and selecting SW2-1 through 6
down for each channel. 1=Left, 2=Center,
3=Right, 4=LS, 5=RS, and 6=Sub
6. SET PROCESSOR VOLUME TO “CAL”
Set the sound processor volume control to the
CAL position and keep it there for all
subsequent adjustments.
7. CHECK SPL LEVELS ON ALL
CHANNELS
Check that the SPL levels for all of the
channels are correct (85dBC per channel). If
not, adjust the output level trimmers on the
MOD VI for a level of 85dBC from each
channel.
8.
SELECT “DIGITAL” FORMAT
Select the sound processor to DIGITAL
format. Check that the red “DECODE-ON”
LED is illuminated on the SP23
9. REMOVE AUTOMATION
CONNECTION
Disconnect the D25 automation cable from the
SP23. (This is to prevent the sound processor
from switching the SP23 back to Optical
mode)