Marantz SR-66 - ALIGNMENT PROCEDURES (continued); MPX Alignment Procedures

Preparation :
1. Switch : Press to FM.
2. Tune for 98 MHz on band.
3. Signal Generator output level : ImV
4. Deviation : 75 kHz, at 100% modulation of composite signal.
5.
Connect
Signal
Generator
to
FM
antenna
terminal
through
FM
dummy
antenna
(3002)
Signal
Generator
Frequency
Setting
19 kHz
Modulation
Level
Output
Indicator
Connection
Adjust
Point
8%
Mod.
VR103
(SEP ADJ)
AC voltmeter to
TAPE OUT jack »
of R channel!
Composite to
channel
1 kHz "L* CH.
AC voltmeter reading
should be at least
-28 dB
8% Mod. AC voltmeter to
TAPE OUT jack
of L channel ©
VR103
(SEP ADJ)
Composite to
channel
1 kHz "R" CH.
Same as Step 3.
If
you
could
not
obtain
-35dB
readings
in
Steps
4
and
5
(compared
with
Step
2),
readjust
VR103
until
you
obtain
-28
dB
readings
for
both
Steps
4
and
5.
Nominal
is
—-32
dB.
31