Set Surround Output Levels - Film-Tech SA10 Installation Manual

Alignment With CP45 / 6-7
6.5

Set Surround Output Levels

Back Left Back Right
Confirm that the input level controls of all surround
amplifiers are set at maximum.
Confirm that the CP45 front panel fader is set to 7.
Shut off or disable the output of the Back Surround
channel amplifiers.
Make sure that the SPL meter is in the exact center of
the width of the auditorium, i.e., centered between the
two side walls. It should also be 2/3 of the length of
the theatre away from the screen.
On the SA10 inside front panel, press the Alignment
switch to the normal (in) position.
On the front panel, press the Surround Enable switch
to the disable (in) position. The red LED on the front
panel should go off indicating that the SA10 is in
conventional 5.1-channel mode.
Ls Rs CTR GND
Connect the grounded jumper wire to the Rs (yellow)
test point on the Cat. No. 513. This will mute the Rs
pink noise.
Adjust the SA10 output level control for the Ls
channel to obtain 80 dBC in the auditorium.
Ls = 80 dBC