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JVC P-100EUC
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P-100EUC
oo
Alignment
Procedures
1.
Align
T102
and
T1103
so
that
the
wave
form
is
illustrated
in
Fig.
9.
2.
Regulate
Output
of
the
sweep
generator
so
that
the
hight
of
wave
form
is
0.6Vp-p
after
aligning
above-
mentioned.
Fig.
9
36.8MHz
Overall
alignment
Preparation
before
Alignment
1.
Change
only
the
connection
of
sweep
generator
through
the
capacitor
and
resistor
(1000pF
&
56022)
in
series
from
TP-11
to
TP-4
on
PIX
IF
alignment
abovementioned.
2.
Set
the
VHF-UHF
selector
to
VHF
position.
3,
Supply
DC
15V
to
TP-10
and
DC.
10V
toTP-9.
Alignment
Procedures
1.
Align
T1
and
T1017
so
that
the
wave
form
is
illustrated
in
Fig.
10.
2.
Regulate
output
of
the
sweep
generator
so
that
the
hight
of
wave
form
is
0.6Vp-p
after
aligning
above-
mentioned.
33.4MHz
55~70%
35~40%
‘Oo
38.9MHz.
0.6Vp-p
Fig.
10
36.8MHz
3.
Sound
IF
Alignment
Test
Equipments
1.
Sweep
generator
with
markers
Sweep
frequency
range
5
~
6.5MHz
Marker
frequency:
5.5
and
6.0MHz
2.
Oscilloscope
3.
Power
source
DC
4.5V
and
0.7V
for
A.G.C.
Preparations
before
Alignment
1.
Connect
the
capacitor
and
resistor
(0.01uF
&
1kQ)
in
series
between
TP-12
and
output
of
the
sweep
generator.
2.
Connect
input
of
oscilloscope
to
TP-21.
In
this
case,
set
the
zero
point
of
the
oscilloscope
to
its
center.
3.
Supply
DC
0.7V
for
A.G.C.
to
TP-14
and
DC
4.5V
to
TP-52.
6.0MHz
Alignment
Procedures
1.
Set
the
TV-RADIO
switch
S3
to
TV
(UK)
position.
2.
Make
strongly
output
of
the
sweep
generator
within
suppressing
the
limiter.
3.
Align
the
wave
center
to
6.0MHz-
with
T203
as
iNtustrated
in
Fig.
11
A.
6.0MHz
5.5MHz
Fig.
11
A
Fig.
11
B
4.
Make
weakly
output
of
the
sweep
generator.
5.
Align
the
wave
center
to
6.0MHz
and
also
for
maximum
gain
with
T201
and
T202.
5.5MHz
Alignment
Procedures
1.
Set
the
TV-RADIO
switch
$3
to
TV.(EUR)
position.
2.
Make
strongly
output
of
the
sweep
generator
within
suppressing
the
limiter.
3.
Align
the
wave
center
to
5.5MHz
with
C220
capacitor
as
illustrated
in
Fig.
11
B.
4.
VHF
Tuner
Alignment
Test
Equipment
1.
Sweep
generator
with
markers
Sweep
frequency
range:
50
~
250MHz
2.
Oscilloscope
3.
Power
source
DC
4.5V
for
+B,
0.7V
for
A.G.C.,
-10V,
0
~
30V
variable
for
tuning
voltage
and
5V
&
15V
for
changing
VHF
high
channel
or
low.
4.
V.T.V.M.
Preparations
before
Alignment
1.
Connect
the
capacitor
and
resistor
(1uF
&
10kQ))
in
series
between
TP-12
and
input
of
the
oscilloscope.
In
this
case,
regulate
the
gain
of
the
oscilloscope
so
that
the
height
of
the
wave
form
is
10
graduations
on
the
screen
when
suppling
DC
0.6V
to
input
of
the
scope.
2.
Supply
0.7V
to
TP-14,
4.5V
to
TP-52,
~10V
to
TP-9
and
0
~
18V
variable
for
tuning
voltage
to
TP-8.
Alignment
Procedures
4-1
IF
Trap
alignment
1.
Set
the
VHF-UHF
selector
to
VHF
position.
2.
Supply
15V
to
TP-10
and
adjust
0
~
18V
variable
supplied
to
TP-8
to
approx.
2V.
3.
Connect
IF
signal
of
sweep
generator
to
TP-1.
4.
Align
L1
to
obtain
minimum
gain
for
36.8MHz.
4-2
Low
channel
alignment
1.
Supply
175V
to
TP-10
and
adjust
0
~
18V
variable
supplied
to
TP-8
to
approx.
6V.
2.
Connect
RF
signal
(CCIR
3CH)
of
sweep
generator’
to
TP-1.
3.
Align
the
wave
center
to
57.0MHz
with
L11.
4.
Align
for
maximum
gain
with
L2
and
L7.
4-3
High
channel
alignment
1.
Supply
5V
to
TP-10
and
adjust
0
~
18V
variable
supplied
to
TP-8
to
approx.
8V.
2.
Connect
RF
signal
(CCIR
9CH)
of
sweep
generator
to
TP-1.
.
Align
the
wave
center
to
205MHz
with
L10.
.
Align
for
maximum
gain
with
L4
and
L6.
Repeat
the
steps
abovementioned.
xB
Ww
No.
3308

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