Fm/ Am Tuner Alignment Procedures; Discriminator, Center Meter And Distortion - JVC JR-S100 Service Manual

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

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