Sony CFS-204 - Radio Section

CFS-204
3-2. RADIO SECTION
@FM Section
Setting :
FUNCTION switch: FM
_FM rf signal
generator
telescopic antenna
input terminal
. 22.5kHz frequency
deviation by 400Hz signal
output level: as low as possible
e AM Section ©
Setting : |
FUNCTION switch: AM
AM ff signal
generator
Put the lead-wire
antenna close to
the set.
30% amplitude
modulation by. ~
400Hz signal 7
output level: as low as possible
VTVM
-- trange: 0.5—5V ac)
Headphones jack
@ Repeat the procedures in each adjustment several times,
and the frequency coverage and tracking adjustments
should be finally done by the trimmer capacitors.
@® Remove telescopic antenna in FM section adjustments.
FM FREQUENCY COVERAGE
ADJUSTMENT
Adjust for a maximum reading on VT VM.
AEP: 87.6MHz. | AEP: 107.0MHz
IT: 87.35MHz IT: 108.3MHz
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on VT VM.
1 :
AEP: 87.6MHz AEP: 107.0MHz
IT: 87.35MHz IT: 108.3MHz
AM FREQUENCY COVERAGE
ADJUSTMENT ae
Adjust for a maximum reading on VT VM.
: AEP: 520kHz AEP: 1,680kHz
IT: 516kHz IT: 1,630kHz
__ AM-TRACKING ADJUSTMENT
Adjust for a maximum reading on VTVM
600kHz 1,400kHz
AM IF ADJUSTMENT
Adjust for a maximum reading on VTVM. —
. | 455kHz
eT: Italian model |