Sony ST-A35L - Page 8

ST-A35L
FM SECTION
Setting:
Band Selector: FM
FM Discriminator Alignment 1 Setting:
C206
R203
STEREO
switch:
OFF
Procedure:
1.
Detune
the
set.
2.
Adjust
the
orange
core
(primary-side)
of
IFT201
for
OV
reading
on
VOM.
Note: When replacing the ceramic filter (CF101—104),
perform this alignment.
Repeat the secondary-side and primary-side adjust-
ments several times.
{FT2071
(primary side: orange}
The FM front-end is carefully adjusted at the
factory and is supplied as one whole block for
replacement.
IFT201
(secondary side: black}
FM Discriminator Alignment 2
Setting:
STEREO switch: OFF
FM rf signal
generator
Procedure:
Adjust the black core (secondary side) of IFT201
distortion for minimum distortion.
meter
FM antenna
terminal OUTPUT
Carrier frequency: 98MHz
Output level: ImV (60dB)
Modulation: 400Hz, 40k Hz deviation
(100%)