Set Surround Output Levels - Film-Tech SA10 Installation Manual

Alignment With CP55 / 5-7
Remove the jumper wire from the Ls (white) test
point on the Cat. No. 242. Leave the other end
Remove Jumper connected to the ground test point. This will send pink
noise to the Back Surround channel.
Repeat the equalization adjustments for the Back
Surround channel.
Mark the positions of all equalizer controls
with a pencil for future reference.
5.4

Set Surround Output Levels

Confirm that the input level controls of all surround
Back Left Back Right
amplifiers are set at maximum.
Confirm that the CP55 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 back 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.