2-1
SECTION 2
INITIAL SETUP AND INSTALLATION
2.1 Mounting the Digital Soundhead
2.2 Electrical Connections to the Soundhead
2.3 Connection to Motor Start Relays
2.4 Connections to Dolby Cinema Processors
2.1
Mounting the Digital Soundhead
Adapter Plates
The Cat. No.700 Digital Soundhead casting has bolt patterns for several common
projector types, and may be mounted to these projectors without an adapter plate:
SIMPLEX
35/70 and XL35
CENTURY
JJ with 2" bolt adapter
CENTURY
35MM-A
CHRISTIE
P35
BALLANTYNE PR0 35
Adapter kits are available for the following projector types.
CINEMECCANICA
V8 / V5
Order Cat. No.690 Adapter Kit (plate Part No. 67185) needed
for re-installing the reel arm to the top of the digital reader.
NORELCO
AAII / DP70
Order Cat. No.695 Adapter Kit (plate Part No. 67079)
KINOTON
DP75, FP20, FP30
Order Cat. No.696 Adapter Kit (plate Part No. 67139)
Additional plates may become available. Consult Dolby Laboratories for availability.
Mounting the soundhead on a projector is accomplished by selecting the appropriate
adapter plates (if needed), attaching the plates to the soundhead casting, then bolting the
plate to the projector and the reel arm or platter guide roller assembly. Lateral
positioning is verified by threading a piece of film through the Digital Soundhead and the
projector, and verifying equal tension on each edge.
Installation
While the Digital Soundhead is rugged and reliable, it has been designed and built to
precision optical and mechanical tolerances. Handle the unit very carefully.
1. Remove the package of parts from the top of the shipping box.
2. Pull out the inner box containing the Digital Soundhead, and slide it out of the
surrounding foam. Place the digital soundhead on a table or bench top, with
