Sony CFS-K1066 Service Manual page 10

AM IF ALIGNMENT
Adjust for a maximum reading on level meter.
T1
AM (MW) FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L4
CT4
AM (MW) TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L3
CT3
CFS-K1066S
SW1 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L6
CT6
SW1 TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L5
CT5
SW2 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L8
CT8
SW2 TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L7
CT7
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L2
CT2
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L1
CT1
455kHz
520kHz
1,680kHz
600kHz
1,400kHz
2.2MHz
7.3MHz
2.2MHz
7.3MHz
6.8MHz
22.5MHz
6.8MHz
22.5MHz
86.5MHz
109.5MHz
86.5MHz
109.5MHz
– 10 –
FM VCO Adjustment
Procedure :
FM RF signal
generator
Carrier frequency : 98MHz
Modulation : no modulation
Output level : 0.032V (90dB)
1. Connect the frequency counter to 4 and 7 pins of IC1 as shown
the figure below.
2. Turn the set to 98MHz.
3. Adjust RV1 for 76kHz ±500Hz reading on frequency counter.
CFS-K1066
[ TUNER BOARD]
(Conductor side)
CF2 CF1
C7
C9
C12
C11
C15
CFS-K1066S
[ TUNER BOARD]
(Conductor side)
CF2 CF1
C10
C12
CF3
C15 C14
C18
telescopic
antenna
terminal
0.01 µ F
set
frequency counter
1 µ F
33k Ω
C5
frequency counter
1 µ F
33k Ω