Sony CFS-515S, Руководство по обслуживанию

Страница: 9 / 27

– 9 –
TUNER SECTION 0dB=1
µ
V
• Switch location
FUNCTION switch
• • • • • • • • • • • • • • • • •
RADIO
PRESET MODE
• • • • • • • • • • • • • • • • • • • • •
MANUAL
GRAPHIC EQUALIZER
• • • • • • • •
center click
BALANCE
• • • • • • • • • • • • • • • • • • • • • • • • • • • • •
center click
VOLUME
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
MAX
MEGA BASS
• • • • • • • • • • • • • • • • • • • • • • • • •
mechanical center
MW Section
Procedure :
BAND switch : MW
FINE TUNING control : mechanical center
SW Section
Procedure :
BAND switch : SW1, SW2
FINE TUNING control : mechanical center
FM Section
Procedure :
BAND switch : FM
FINE TUNING control : mechanical center
• Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
no mark : COM
< > : Saudi Arabia model
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter.
T1 455kHz
MW FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L4 520kHz < 516kHz >
CT4 1,680kHz < 1,630kHz >
MW TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L3 600kHz
CT3 1,400kHz
SW1 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L6 2.2MHz
CT6 7.3MHz
SW1 TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L5 2.2MHz
CT5 7.3MHz
SW2 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L8 6.8MHz
CT8 22.5MHz
SW2 TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L7 6.8MHz
CT7 22.5MHz
FM IF ADJUSTMENT
Adjust for a maximum reading on level meter.
T2 10.7MHz
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L2 <L21> 86.5MHz < 87.35MHz >
CT2 109.5MHz < 107.8MHz >
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L1 86.5MHz < 87.35MHz >
CT1 109.5MHz < 107.8MHz >
AM RF signal
generator
30% amplitude modulation by 400Hz
signal.
Output level : as low as possible
Put the lead-wire
antenna close to
the set.
AM RF signal
generator
telescopic
antenna
terminal
12PF
30% amplitude modulation
by 400Hz signal.
Output level : as low as possible
FM RF signal
generator
telescopic
antenna
terminal
0.01
µ
F
22.5kHz frequency deviation
by 400Hz signal.
Output level : as low as possible
set
32
Ω
phones jack
level meter
Adjustment Location : Tuner board (page 10)