Sanyo PLUS T35 - Page 8

AM
ALIGNMENT
Adjusting
50
|
Position
of
oe
creuit”
[aNPue_—[ouTPaur|
Frequency
|
Tuning
Dal
sciloscope
Connect
Low end of
Connect Sweep! Oscillo- 455kHz :
Dial Scale. Match wave form
cobal
gaas
£0
oa
(400Hz,
30%
|
At
position
with
center
of
ANT
O9P
&
”
modulation)
|
of
unrequired
ceramic
filter.
TP-11(E) sme!
508kHz
(400Hz,30% | FO end of
modulation)
1700kHz .
(400H2, 30% | Disp end of
modulation) :
Connect
Connect AM- VTVM to
SG to Test TP-12(H)
Loop ANT.
Cover
frequency
&
TP-11(E)
Connect | 600kHz
Connect AM- VTVM (400Hz, 30% BEreae:
Tracking
modulation)
(ANT.) SG to Test ae sath)
Loop ANT. - 1400k Hz 1400kHz on
(400Hz, 30%
modulation) Dial Scale
&
TP-11(E)
Connect AM-
SG to Test
Loop ANT.
1000kHz
(400Hz,30%
modulation)
1000kHz on
Dial Scale
PREPARE:
1.
Add
to
AC
115/220V
50Hz.
2.
Use
ascrewdriver
with
plastic
grip
for
all
adjustment.
3. Selecter switch to “MW".
4.
Connect
sweep
generator,
AM-SG
VTVM
and
oscilloscope.
5,
Output
load,
100KQ,
IHF
filter
attached
(output
terminal)
6.
Cover
frequency
adjustment
should
be
a
high-precision
adjustment.
7.
Make
SG
output
a
high
output
because
IF
disturbance
factor
of
this
set
is
very
good
at
the
time
of
!F
adjustment.
8.
For
IF
adjustment,
match
IF
with
resonance
frequency
of
the
ceramic
filter.
Quartz ALIGNMENT
Adjusting SG Position of Adj
Circuit
[|
input
|
OUT
Put
|
Frequency
|
Tuning
Dial
justment|
Meter
Connect
Counter Counter
to TP-1 400,000kHz
(H) & +4Hz
TP-2(E)
Connect
DVTVM
DVTVM
to
TP-3
+10mV
or
&
TP-4
Less
Connect
FM-
eallaha
98,000MHz
Frequency
|1F
OFF
SET—>
FM
SG
to
FM-
to
OUT
(1kHz,
Display
ANT
(300M)
|
-
|
95kHz
dev.
flashing
‘ P
Terminal
SNe
modulation)
stop
Connect
ee
aes
||
ee
1000kHz
Frequency
cen
prt
scope
tO
|
(4000Hz,30
Display
AM-ANT
OUT-
2,30%
FM Frequency
Fine
Adjustment
AM Frequency
Fine
s
,
flashi
Adjustment
Terminal
PUT
modulation)
hoe
Terminal