Elmo 16-CL - Page 64

SOUND (Cont»d)
Case
Checking Point
Step
lief.
Output level
is low at
Optical
reproduction.
Amplifier
Check the voltages in comparison
with the voltage checking points.
If the unusual voltage would be
measured, adjust or replace amp.
Fig.
29
Sound Lens
(Fig.27-3)
If the attaching position of
Fig.27-3 is not proper, adjust it
by using 7,000Hz Test Film.
Remove stains from the surface of
sound lens.
Exciter Lamp
(Fig.27-2)
If the attaching position of
Fig.27-2 is not correct, adjust it.
If Fig.27-2 is defective,
replace it.
X
Magnetic Film
cannot be
reproduced.
Sound Head WY-020
(Fig.28-1)
If Fig.28-1 is defective (broken
wire, etc.), replace it.
X
Canceling Coil Li
If canceling coil is defective,
replace it.
M
Connector (CN2-3,4)
Check the conduction of connectors.
If not conduct, replace it.
H
Knob M-0 Switch
(Fig.1-7)
If Fig.1-7 is defective,
replace it.
Amplifier
Check the voltages in comparison
with the voltage checking points.
If the unusual voltage would be
measured, adjust or replace amp.
Fig.
29
Output Sound
is low at
Sound Head WY-020
(Fig.28-l)
If Fig.28-1 is worn out by long
use, replace it.
X
reproduction
Amplifier
Check the voltages in comparison
with the voltage checking points.
If the unusual voltage would be
measured, adjust or replace amp.
Fig.
29
Amplifier
Noise
Canceling Coil LI
(Magnetic Reproduction)
If canceling coil is out of
position, adjust it.
Fig.
32
Silicon Photo Diode
(Fig.17-7)
(Optical Reproduction)
If Fig.17-7 vibrates, adjust amp.
so as not to vibrate.
Q
....
Amplifier
If parts in amplifier is
defective, replace it.