Casio CD-350S Service Manual page 9

FM IF Alignment (Figures 6)
Step Alignment
IF calibration
FM Alignment (Figures 6)
Step Alignment
1 Tuning range
2 calibration
1
Adjustment of
tracking
2
3
FM SG FM dummy load
R1 = Output impedance of FM SG
R2 = 75 ohm - R1/2 ohm
Frequency of Tuning dial
signal generator setting
10.7 MHz 98.1 MHz
Frequency of Tuning dial
signal generator setting
87.5 MHz Low end
108 MHz High end
90.1 MHz 90.1 MHz
106.1 MHz 106.1 MHz
Repeat the above adjustment
Set
R2 FM ANT.
R1
FM GND
Figure 6
Adjustment
(Non-
adjustment)
Adjustment
L103
—
L102
CT101
Output meter
Headphone jack
GND
Dummy load 32 ohm
— 7 —
Remarks
Obtain sine-wave and
maximum amplitude
Max.
Remarks
Confirm : 20 V ± 0.1 V
Confirm : 6.5 V ± 0.2 V
Obtain sine-wave and
maximum amplitude
Max.
Oscilloscope