Pioneer SX-82 Service manual
I
SERVICE
TVIANUAL
AM IFM
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pINNEER
MULTIPIEX
ELEGTRNNIG
RECEIVER
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TOKYO
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JAPAN
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CONTENTS
I
2
SCHEMATIC
LAYOUT
3 BLOCK
4,
5.
ALIGNMENT
DIAL
CORD
DIAGRAM
DIAGRAM
INSTRUCTIONS
STRINGING
,
6
7,
PARTS
LIST
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PHASE
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50^60cps
ATIGNMENT
INSTRUCTION
Please
attempting
+
+
+
VTVI\/I
+
Note:
read these Instructions
with
alignment.
Test
Equipment
1)
Stand-ard- Signal Generator 2) VTVI,{"
Oscilloscope
4)
Attention
1
Signal Generator
)
generator
2)
\Mhen
wire
on
Alignment
input
connectlng the
as
short as
Oscilloscope
and
Posi-tion of
Input: 1n
that will-
test
possible"
should-
obtain
equipment to
be connected.
+
Alignrnent of
Switch; SEIECTOR
MODE
cmutoc I
rl:tr
LJ
*.1
Position of Volume
Signal Generat
I
I
------
oupl
C
lng
;or
Control;
fnpu
Freq.
L
tJ
;---'
Mod-u
l_
Pin 1 of
(
6ra6
)
a
,l;
\
V-
L2
',
-.
455kc
I
|
I
1kc
tV"
extreme
fl,[ Multiplex
5)
every
case
a
STEREO NOR]VTAL
I\II1IIIMUM
Dial
setting
Point
no
inter-
ference
near
kc
515
care before
DC, AC
Generator
use
,
the
satisfactory
input,
the
parallel
in
Secti_on
4lll
AIVI
Connect
VTVM
of
as
as
Audr-o
output
-
Aud-io Oscillator
1)
minimum
output ind-ication.
use
the shield-ed
12'
at
Ad-just
T,-,
r-
a"
top
bottom
-
the
Al ignment
tJ
and-
output.
lRemarks
Ad-just to
ge
Ceflection
t
IIT"AX
"
W
then ad-just
to
SHARP
Pin
(5m6)
lAntenna
through
, I
+
5
I
(o.t
BROAD,
position.
of
7
:1
termina
dummy
uF)
,4
n
ad-just
Vrn
to
rst set
a
;et
€
to
455
b,OU .[cc
1400
,-r-
5
the
rve
cu:
fig
kc
kc
si
1-B"
"
lkc
1q"
il
"
L no further
t
*"d *idth
milar
From
I1400kc
rl
!l
:l
il
i1
500
to
step
il
kc
irnlrovement i
elector F
=
f1
9,1-A ,
(sl-e)
4
,
I
witch
el
ter
that
should be
(sl-e)
set
set at
to SHARF,
the
p
(Si,-A
-B)
Tt-l
top
il
n
"
and
bottom
L1l'L12
and T-
CT-
iand CT-
t)
-s
)
CT,
,
)+
-possib
??
Le
\
Noter
STEPS
I
2
1
4
1)
Posltion
2)
Position
Connect
1)
SLgRal.
Coupl
Pin
I
1/
'l'4
(
5ra6
il
ll
*t""t
Generator
ing
of
)
:5':
t
of
Switchr
of
Volume
VTVIVi
Frequency
I
I
I
I
I
IEPS
10"7
100
10,{
100
11mc
roo
1,
and.
mc
d.b
mc
d.b
d-b
SELECTOR
AFC
Controlc
Oscil-loscope
Input
_
ii\,lod_u.
None
il
l"
I
2
r,nd-
1
everal
OFF
IVIINI1vIUM
in
Dial
Setting
Point
no
ference
near
BB mc
of
inter-
as
il
il
FM
parallel
Connect
VTVl\{
DC
to
as
of
tim
U
VTV]!,T
Pin
TA
il
It
to
-T
get
',5'.
at
5
Lil
I
a
".
STEpS
9,
Alignment
.
Adjum
Top
of
T
-4
Bottom
of
T.
/t
-f
st_mt-Ia
10"
Ad-just
zero
to
volts
(between
and-
neg"
read.ing)
Ad-just
Maximu:n
def lection
Ad-just
Maximu-m
to
to
d.efl-ection
(Neg.
curve
read-ing)
as Fig.2
get
pos"
get
get
_
10
5
6
t-7
I
B
9
Pin
I
v__
L)
(eru5)
Pin 1
oLz
(
5ra5
)
Fin
7
vtt
(
5nqe
)
Repeat
FM
antenna
terrninal
il
of
tri:
of
,1
of
''.9
10"
100
10.7
70
10"7
60
STIEPS
90
20 db
105
20 d_b
7
mc
db
d.b
5,
mc
mc
mc
mc
mc
5
il
il
il
and-
lkc
toTi
It
several
7
90
f05
mc
il
il
mc
DC
VTVI\I
to
il
time
of
AC
to
Pin
T-
t
il
lt
to
VTWI
aud.io
get
output
il
Top
and-
Ad.just
2
bottom
of
ibl
Top
bottom
of
T^
Top
bottom
of
T-
?" simil ar crrr\ro 2s ficn 4
Lr'
&L,
nm
ttr'
cr^
I
nm
o
/ nt
tl)
.
-
T-
"j
&
)
and
')
L-CL
and-
L-a
Maximum
d.ef
lection
(N"g,
t?
ll
Ad-just
Maximirm
d.ef
lection
ll
read.ing)
to
to
get
get
11
Repeat
STEPS
9
and_
10
mtil
no
furth
provement
er
l-mprovemen
possible
1s
I
I
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