Mpx Separation Adjustment - Pioneer H-2000 Service Manual

5.3
MPX SEPARATION ADJUSTMENT
(
1) Set
signal generator
modulation
follows:
IVlodulation
frequency
IkHz
Percentage
of
modulation
Pilot
l0%
(1 .skHz
Dev.)
Main
60%
(40.5kH2
Dev.)
H-2000
!-t-200
t
(2)
Tune to
a
gBMHz
monaural
signal.
(3)
Set the
signal generator
level
to
25
to
30dB and select L-side
(or
R-side) modu-
lation;
adjust
5kQ
semi-fixed
variable
resistor
(R3
6)
so as
to
illuminate
the
MPX indicator
lamp,
AS
L5
X
DIAL
PULLEY
R36
SEM I,F IX ED
RESISTOR
1#
BAR
ANTE NNA
FM SIGNAL
GENERATOR
PAD
300Cl
L-CH VTVM
R-CH
VTVM
MPX
MODU LATO
R
OSC
I
L
LOSCOPE
REGULATED
DC
POWE
R
SUPPLY
Fis"
14
Fig.'15
10