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VIF Adjustment
Detector Adi.
Overall Waveform
Adj.
R368(C364
side)
ICI 01- pin48
No band
DC 15V
IF AGC(3.5-
4.5V)
BAND
Output Probe
Input Probe
Ground
R368(C364
side)
IC101 - pin48
No band (Q784-Base
* Ground,
through 1k Q resistor)
TUNER-
IF
Q1 22- Emitter
TP-A
TUNER-
IF
Q1 22- Emitter
TP-A
100
Q
Dumping Resistor*
RI 24
any
18dB
side a
10OmV/DIV
SIF System
Sweep ATT.
Output Probe
Oscilloscope
Sens.
any
18dB
side a
100mV/DIV
Adjust the overall waveform
level
to become 1Vp – p with IF AGC
VOLTAGE.
Adjust P (38.9MHz)
to be
maximum
amplitude by using
T121 .
Adjustment
Waveform
07s2
J
o
B,
cm
~:
07C6
1)7
0718
Input Probe
D
.x%
am
B -
0184
n
B
Bow
0067
Om
/
o
-+%F---
Oscilloscope
w
Icm
MEW
T311
Com'm'rm
TRANS.
?
Detector Adj.
w
-3
100 S2 Dumping
Resistor
m
H-wKml
~+
Output Probe
T!zz!T
T471
Fd,T.
;T~6sw
DWM*UP
vER1.
CENTER
MAIN UNIT
AUDIO
(w
urn
Aucm w
mm
(No Band
Setting)
7
1K!2
–8–
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