Specifications

6-8
Analog Optical Alignment - Projector
LR
Dual SR/A Decoder ModuleDual SR/A Decoder Module
AASRSR
Cat.No.222SR/ACat.No.222SR/A
TEST POINT
LED
LED
TEST POINT
RIGHT SIGNAL PRESENT
LED
RIGHT
TEST POINT
LEFT
LED
CAT. NO. 661
PROJ 1 SELECT
LEFT SIGNAL PRESENT
GND
PROJ 2 SELECT
Verify that the outputs of the right and
left solar cells are properly connected by
placing a white card over the right solar
cell (nearer the outside of the projector)
and verifying that the level of the right
channel drops, as indicated by the
bottom group of LEDs on the Cat. No.
222SR/A card, and the
Right Signal
Present
LED on the Cat. No. 661 card.
Repeat the previous SPMTE Buzz
Track alignment. If the film, optics, or
exciter lamp position must be adjusted,
repeat the cell alignment step using the
Cat. No. 97 test film. The optimum
setting is attained when no further
adjustments are required using the two
test films.
Thread and play the pink noise on the
Cat. No. 69 P film.