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ADJUSTMENT INSTRUCTIONS
VIF Adjustment
Item
First waveform
Sound Tmp Adj.
Overall waveform
,
Dc 15.5V
TP-I
TP-I
TP-I
j
DC4-6V
TP-C
TP-C
TP-C
j
Output probe
ICI01-pin
15 (TP-L)
ICI 01 -pin 15 (TP-L)
Tuner-TP
(TP-A)
;
Input probe
TP-N
TP-N
TP-k
j
DC lZV (Tuning)
TP-K
TP-K
TP-K
>
p output probe
a side
a side
b side
j
:
Damping resistor
100$2
—
—
TP-D
5
1000
> Channel band
VHF-Low
VHF-Low
VHF~
~
ADJUSTMENTS
Adjust T121 for
Adjust T122 for
Aijust T101 and Tuner converter (ltT)
maximum 36.9MH2
minimum 33.4MH2
for below overall waveform.
WAVEFORMS
~""'""z
J334MH~
~$;:,,.
s
Ks
A
Overall
Waveform
Ad].
SWEEP MARKER
Output probe
GENERATOR
j=j
Input probe
OSCILLO
sCOPE
F
I
I
10
L_
MAjN
UNjT
FUNCTION
(+)
(-)
PROG
(+)
(-)
WODE
n
n
n
1
R/C
PRE-AMP.
Sw
Sw
Sw
SW331
321
323
324
VR451
A
V-SIZE
1
n
P
2
~ T'fjl V R251
$
v
o
IH
BALANCE
o
KSV-1
IC451
V-OUT
IL
TP-B
1
KSV-2
O
1
V-CENTER
KVC-1 KVC-2
VR411
00
v
o
KVC-2
Q432
lbTER
H-OUT
D
Q431
-.'
H-DRIVE
#
:
–6-
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