Siemens 2000 Service Manual

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Fig. 4 Film path with sound head unit
Fig. 5 Film path for projecting silent film in a sound
projector
Sound reproduction
Switch on the amplifier by depressing but-
ton
71. When showing film with optical
sound track, depress button 70 and, when
showing film with magnetic sound track,
button
69 in addition. The pilot lamp for
checking the running of the film, and the
illumination of the stroboscopic disc are
operated by switch 48.
Put the projector into operation as describ-
ed in the main instruction manual for the
2000 projector. During projection, make sure
that the
rollers 37 and 42 of the sound head
unit rotate.
This can easily be verified by watching the
dots displayed on these rollers.
Adjust the sound volume by turning knob
68. The knob 72 permits tone control accord-
ing to taste and in keeping with acoustic
conditions.
When
reproducing from records or micro-
phone, leave the buttons 69 and 70 in their
normal position. Knob 67 is the volume con-
trol for microphone and records.
Microphone announcements may be super-
imposed on optical or magnetic sound re-
production.
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Siemens 2000 Specifications

General

Brand	Siemens
Model	2000
Category	Projector
Language	English