
2. Removal of Top
Front Panel
Cover, Bottom
Plate
and
Proc:edll'l
I
2.
3.
Ro"
R.n""",
101>
cwe<.
R.",,,,,,, ,ho ,,,,, c
11",,,,,,,
",
•• ' 01
and
Part
~
""OW>
" 4
'.:<
Top
Co .
Number.
(
.....
0,,",
(II.m
..
ond
It
~m
No.
Botlom
No.
6)
3)
Ifom
PI,
'h'
tt
.....
",mom
'h.
bc:J1~
pl.,.
,;.J.o
(hom No_
<>i
,he
5)
cove<
ond
.00
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e
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bo
f_
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I,,,",
hom
II,.
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.......
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l
,
•
JII·S1OO
No. 2370

Procedure and Part Numbers
1.
2.
3.
4.
5. Rom",,"
6.
7.
10
A.""",.'4
Wn
Ro
""",
,
A.""""
:.
, Sl
b,
Rom"",. 'h< di
C'
R"",,,,,.
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R"",,,,,.4
RomoY~
Rom""~
Pull
li
C
•••
of
Flomo"ing
hOX1lil"",,1
rninu' u..
;,
th·
o';o
'p c""o,.
. , tho,diol poin
id.,ho
1I>e
R'"f
~r
di
al
to
p{>inlO<
di.1
F'i5/.
!lCr""""
tho t..,'h
~n~
""'OW,
4,ICr~"",
.e fr
ont
1lIJ0,,'
11>0
""TOM;
h" ~
I'Ij(l"o
R.for
te,
c."fuIIV octOrding
to
ol
t:o'~
from tho di.f
p<>
1~w
10
of
Itom
No.
old
..
d1
Itom No. 4
ll~m
No. 3 I""a
001
,,,,,.1ul'y.
Window Soroon From lho Fran, Pinol:
it~m
l
w,o,,,,;, I.il.o 3/32"1 s
10
I
h~
romovol of lOP
to
th. cont
from
tho dill
:1
,Ido flt;i"!l f,om tMe ('ont PO".I.
N~,
I[
po'i!ion
po,;',.,.
th.
"dial
,,"
"",,,fully.
S(t;I1gin!l1>'OC«!u"
1
000~t!!d
IOc
3
0"
I!ed"",
lc>i!
0J11hC
loeato-d
rld
,ho!
th~
on the window
do
cal.,
111
. sto'p.
of
Ih.
00
""t
$i'do
1i111nys
bollom
bolh
nol,c"iY/ in Dxc
""
below'
dial
pUll
en
of
.ides"f
pogo
raH
.
tM
pogo 8 wh. n
(Item
1M
/ronl
'Cf~.n,
dial
.
I'''''l
."i,.l
3,
co,d
No.
p"".1.
Rofe'
~
..
"",I"""
1 < rlgllt
ponel.
10
y
wh~n
d.
tho dlo l prnntor'
.-
ond
I.rl
Fig,
Il
00
pogo
roploc:ing
,ho wl"dow
""
to
';d~,
).
6.
dl.1 1lI1
.e,
••
" .
1.
R.mo,.1 of
Fron1
PO"'
,1
..
..
•
..
, .,
"
..
-----
•
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-.-

4-(2)
Rear
Panel
•
•
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E0
3572
·004C
QH53-87B-IB2 Pow.,Co,d
OMP1200:244_
ClMC0235.00i"'
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,
•
DiffOfen,
in
diffe,en'
"'''''
••
ee
pajIe
26.
JR·$l00
No.
2370

5. Dial Stringing Procedure
W"p
S."
Z t"",
II·
l'
R.U.,
"8"
•
•
110
....
"/1.
..
"I'''''
'·11~
SO.
FIg.'2
'U'"'
I
Fit. 10
r.
f,.",
-
R o~"
DI.I
"/I."
O.om
(11
(2) Tio _.rId
",
(4)
(5)
''I
'"
",
",
1'01
(11
1121
JR·$l00
No,2370
R.li><we
dial
Rotat.
Ru~
Pull
Guid. the diol cord und
Guide tho d
Tum
oHmg
PI",,"
1M
Turn
h""'ing
te
dry thorou<;Jhly,
Chick
i
A'
aplaCl!
<f;~1
.,oinwr
oj
new
d;81
drum
dial pan..!
.
s..
.
Fi<;!.
tn • .
luni"ll·~op",,;IQr
1M dIal
d'jol
th.
In.
ttl<
t/1e
tho dlel c,.llbr. tien.
"ord
cord
taut and
io-
I cord 0>&,
-tuniny sh.-ft
dl;ol
cortl. .
di
l l
co
rd
rail,
tuning <hoft dod<wi>e, Slide
tunin~
th.
shoft fully elockwi
iop
co •• r.
and
old
cord.
12.
through
wr'.I!2
er
th~
to
r<>tMI:
over ond u
Flefo
r
to
dial
c.>r<
L
to
"rN ood 01 dial
di. 1
d.um
the
.1<>,
tum.'count
and
around rOil. " "A"
dial
drum
th
n<ler
Fiil- 10,
R.f.r
'0
in
It..
an<:!
e cli"
tho
...
Cement the dil l pointer to tho dil l
to,
FM/AM Alignm e
<p,inv.
it>
m.~;mum
rim
af
the di.1 drum.
. n:lockwi
win
d
1·112
drum
.-
,he
fully
on tit<
dil l
con~
count~relod<
...
..-<>und
iond
''S'',
turns
coun-.:lod<
""'"
of
poin,er
nt
on
to
_ 9
OIIle, ond
runi
"ll
K"l>
tho
counterclo<1<wi
wi
th
e dial
zero
"f
dial
"'''''II
..
iso
..
.!loft. R
dial
se
One!
pointer
(0)
calib'OIion mo.-kor on
.nd
d.
"
"m
d u
...
s.,.·Fi9_
ful
l~
clOCkwi
and plac e the
c",d
to.
lu
.n:
during
10
F",
of bott
11.
thi
12.
se
10
di.,
prevent .Ii»pogo. Allow eoml nt
om
. p r
ocedur
dlmibut
pointer on
tM
l"'III
right eye ;mio o'
e.
.
i
~
tonsi""i""
the
te>p
01
ing
"""I. whir.

6.
FM/
AM
Tuner
Alignment
Procedures
TR·
6-(1)
..... 5
FM Section
...
IAM
TMno,
11,.
'3
Di""riminator, Center Meter and Distort'on
CI.to"lonM""
AC VTVM
1,
C""noc,
a dummy
2, Conn"", an
J.
T
"nit
4. Adju!t the
5.
5.,
th.
6.
Sotlha
1. AdJ.u.! thl top
on
RF
anIM"'.
o;ci!loswpe.
to
• frequency
bottom""""
RF
9fnlfotcrto9BMHr.
dl.1
"""'1Or
~or.tor.
wMere
1<>
""rt!
ofT201
1kHz modul8tion
di"onion
,h,,-o
01
T201
96MH2_
so
m
i,
no
so
thu
mo..
tho
F;o. 15
""'"
75kHz
e~
r
and VTVM
~c:J>';"!J.
the"",nw.
distortion
to
mol,..-
;sm;niml.ed
<.I<o<lation
"'"
II"",
Out
ind~
at a '''UI
to tile "moon, u.rmin
Jock.
"0"
on
Ih. , ••
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I
...
tMon
r po",,
0,4%.
olii
<Kl
1.
th
o r
Ur
f>On~
It""'l<jn
JII·5100
No.
~~70

Tra~kiilg
;;,nd
,Sa
nsitjy
itv
AC VTVM
P'lIClIut.:lli:
,Low Fiiiqulri.·/'
,
I:
Co"",JOt.Ii
".1:.,
,Silt
;3.
,Con<>c'Ct 1",ilTV
4.
,SQtlh."di~,pclnW,
,5.
Ad]"ot two"coil, L
Higil Froquorii:y "
~.,
'S~11h1t
7.
'Setil,e'dl.
';B.
Adlud
,9. ,Adju." the
.
"!VI
"
~~P~~IIh4!;
Mul1iplexandStereo
1hri
No
Id)ljOlmonlIO
faCtor'y,
RF
RF
!l'm.nlt'"
RF
,gonl,"to,
Ip.,lnlJjriolOSMHr.'
til
_
FM
If-
O
,;,qwired.
Iflny
9~""'3teinci
',""
.poel.1
'e~on
tho
Th<t
l"ck'~.ridI<!MjiiY'~y
oi:c~"onod,
ani";n.'
(,;,mlnAI,
to,88MHii " mOdulltion
M
'on<!
lin,
o',",lII"'cop~
10
,ho
te',aeMHz;,
103.od
to
trlmm
tr""
~i!lM'N
...
'
fi"m~'
Separation
L 102
10SMH., I mcdull!iOn'of 1
' Tc5.
T101
low
In
III. tuning gl
""
Tel
arid
Tel
lJrllj)' m""'murt
f~lJIlrwy,
tlijUit",,"O\f
h~.e
t.~"
iho
r<lllc:iwl"ll
, "
on
the i
01 1 kH.
Roo.:
,Out Jnoks
ng'lc
ifI'hHU~injj
....
ond', d ••
mnimi
kH.
ond
g30~
,..,tlliiii". ob,oinod:
~
!W"'~telyunl~m""'",,"m
••
"
"" thl
~,d
,',
ponot
,o,ioi>
..
;th.
..
','
to
been
pro<:odur.,
Ih,eugl.i ,ho'dummy
",lit
output.
i~lkin'
""""mli'~
~d)LJltod
v~ry
" '
ot
7,5kH~.
...
",,1.
, " "
cl
'75kH., 1c pr
lei
IhM,utpul.
<t
MW"'ityil
prOll'o,ly
~~relully,
'",uni';'.
p'
.....
.....
Ini:I
oompl~t
' " "
lde'
on
I~.
",
'Input
In
of
ln~m
2J1V;
0\
21JV,
,"
:Illminid.
l
l~.i
th
o
Nlurtiplt~
-j
.$ellJtere<i,ii~
:57.~Hz,Coiilniict
~.,
'Con'n:lii:l,Ih
:i:Ciiri~
,4_,
"SOictrn."R F !it'fler
5,
's"nhe':d.i
'::S-..
Coonect
],'S
wiich
~;,;;djt)_;:\
....
. ' RF,g;i'
~
'i
~VTV,,(
. 1
'r>oioter
a,j
",
qu
off
tho
R279Ji,
Ster,o' Sop;tr.titm
9',..
lC{
;.1,
,
2,
13. $(>t
..
'-"¥""""
Switch
Adj'''1
Switch
Adl~Sj
K~pth."MQNO:·fMhbUno>n,i>~t
\h
..... IOctor;of" o
R319
th..
A~
R31~.10
r;Q:
e
~I"!'tor
111",0111
",,~,Tf
~~~d~8
. . .
giin";"'\o"" loH"",,;
'-1$
oolP!Jt!ci
''''
'to:t'c;r
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alor
,to','%MH.",
er
><ycO<Jnt"'!~
p,lcHiV""
~'"
lhilfrOQuftr;."t
ih~t
tl1oouli>Ut
olth
11 t
to:,
t(
>,:gaMHt'IIffli,;.,n"'1piJI 01
of
,Ml
l
5J'
fie
~,npUI
~
.~FiF
1h.'~l1n.n'M
.
M
T~
N,o
.th
e ,10"'0 modulotor.
c.:.until1-,l;i!~
modubnor to,left Channel moo"'"lion.
of
'ight
T:l
omodul.~lor
cif Ioittcl1oi!ntl
"';
p"",doool
duriri~
Mo'tIu.I..tIoo
.gonkraw· .
l~rmiti<lI'1hrOUg"
iI
diSWrtion
"
..
,,:;!ll;
chonn.h,
10
right
(s
right and.leh
.111
..
fijquoW<..y
<riOter
lmV.
19kH2:
1o tile
1kHZ,
a,dumrlW
Fie<,
(otO.111kHzl.
m'n.im'~.
~~I
m<:ld"liltion.
minimi.Ol'l.
VI
dineron!.
odju'llriiinr
-1.0
proaUuro
-
D~itton
~ril'M"
Out
iocI;.:6ftth<
of storOc
.'."011.
pi1cit_'i#la1
......
p .....
7
:!ikHz:. Nhiin,#iM
l.

6-(2)
IF Stage
I.
Con_
2.
Sol
3.
Coo
4. Adju
AM
I
In
OIl'llU!
tt,.,_
.....
, an I...,.,.
...
he.,."...
Socticn
gf
.W~
.......
o
01
ll.f
,'"
10
~",.
.
T._
_"tor
'5!iI<H~
",..-o<
I_
'"
10
ow.
f'203..-dT:I04..,'~
tho
AM
.""'" _
""",I
TI'b
0'
diod.
111<1, 48
O:zm,
Itw
....
.
1j>J1
lAM
",,"pud
!smaxlm
.
i".d.
R
e"'
If
00",,'
.
to
Fig. 18.
,..
11
TrKking and
Lgw F'"qUI..eV
I,
Corml e! an
01400H"
2.
eo,
..
,.,,, In
1 So,
" AdjU
Kth
5.
6,
7,
8,
7.
Ih.
d,alj)Oin ,
ot
tho Osc. \'
FtI<!"
811
Sot
Adlu" tho trlmmtn; TC4 and T
~epUl
'ICY
m.
RF ,.....al<>r
tho dI
Ih",
Power
SlnIitivi
~F
AC
11Ilo:>i<11",'0
ni9M or><!
ty
~
....
r. tor
VTVM
,,to
..
slo<
10
Amplifier
to
\~.
oM
...
_~'oI
6QOl:;Hr
....
1,40010H.
1,400kH •.
low
.
' 1'202 _
ell/!
I'~
Il3
.
~~
,n
.tnnl
t
"..
with
'hi AM
",,11I.lm..,!>
• •
,.""mal,
.;U
10
,-i,.
30'11.
""""'11110"
luni~
,Iv
on
R
oe.
0...1
___
"'
iM'lflO tho,
u,,'~
tI'It.IIim
th e
liar
Joc;II;,
10
.oot!.,
um
.....
1"-
Adjustment
---,
J>lInoi
on 1M
;mi
output
..
"'it
H
...
,
Ih
i,
10
....
..
~
,~ntl
....
iW
i. obrtinlll.
6001<f1.
_I
.
OUtput rlgnll.
I,
m
••
imi
with
• ..d.
Procedures
_'''''
3O'lb
",«Mo
'"
tion
ee
~
o
~,
""
@I
, .
..
. -
• <- •
-.
•• • ..
...
7-11) Center
(
): Fo,
PnioCOIItion:
,.
Tunc
2.
eo..oea
Fig. :!OA
3.
So
litis
7
-(2)
4.
C"""""t
Fi~_
6. Adlu
right
Allow
~oIu
"'"
"'~
. -
mal .....
l><OOid
u, •.
Idling
",m
20a.
ot
pCt
ch~
at
CGII
tIt<
IIIould'-
ild
A377 I fl31S)
Vd,_
aclj\lOtmII'lt
ta
_rm
I,<>I
I
..
d
Current
Illd
up
10
minimum.
01
DC
0 ..
01
DC
tor
DC VTVM ,
nit."
VTVM
.,11
VT"M 10
5 minute<
10
ItO.
p;n
O!>I.
pin
..
3
II
"'l
1
6inll
II"'.".
(";n
(pin
01
~I'I!I
31
......
5)
lOmV. H.Ie.
rd
.-.:I
t:O<.-.ect
.
"'"'
c_
OC
of
t probo
'"
FiQ. HI,
VTVM
1>'<Jbo
.... ..
or
of
~
<If
.
DC
DC
VTVM
,
tho
VTV
M
to
n,
to
I!i<>
l-=k
pin 2
1 (pin
1<1
..
,,~
(~n
51.
fI
_ to
1.
to
"!""I
41
.
FI~llr
'
to

8.
Circllit
Board ASS'y
Part
Locatiohs and PartS List
a~(1)
TRA-16
FM/AM
Tuner & Audio Amp.Cd3; Ass'y
Sili,e.en
"
""
"
"
"
" " "
200mW
"
" "
" "
" "
!50MHI
" " " "
10OMI
!>
"
"
" "
,OW
" " "
-BMHI·
" "
"
"
"
"
"
"
"
" "
"
Mit,ubf.hi
"
"
, ,
"
"
Ml($
ubl"'i
50",,0
"
"
"
"
Integrated Ci,euiu
l
~ni
.N6.
IC201
iC202·'
1(;301
f'anNum
AN2HBB
HA115GW
NJM4558D-b.
tiO
.
H'"
750mW
3()()m\iI
"
"
lQOI\\H.
200MH.
"
'::iOOMHz
~:t~
" " "
R .
..
tin~
l~MHz
PO
20o,.,..W
400mW
'!iOOmW
tla<;
icC.
"
"
"
"
"
"
rrjiti.on
"
"
Hlt.q,i
M~k..r
Milt
su.""t'
Hitachi
JR.t:
-
12-

TRA-16
FM
/ AM Tuner & Audio Amp. C.B.
Ass'y
~
13
~