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Tuner - Casio CD-350S Service Manual

Cd cassette system
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TUNER

General Remarks
• When aligning the range and adjusting tracking, proceed with alignment in a sequence of AM--FM.
• Use a screwdriver with a plastic grip for all alignments.
Equipment Required
• AM signal generator (AM SG)
• Loop antenna
• Output meter
• Oscilloscope
• FM signal generator (FM SG)
• Screwdriver (Plastic type)
• Dummy load 32 ohm
AM IF Alignment (Figures 5)
Step
Alignment
IF calibration
MW Alignment (Figures 5)
Step
Alignment
1
Tuning range
2
calibration
1
Adjustment of
tracking
2
3
AM SG
Frequency of
Tuning dial
signal generator
setting
450 KHz
999 KHz/
1000 KHz
Frequency of
Tuning dial
signal generator
setting
522/530 KHz
Low end
1620/1710 KHz
High end
600 KHz/
600/612 KHz
612 KHz
1400 KHz/
1404/1400 KHz
1404 KHz
Repeat the above adjustment
Set
60 cm
Bar
Antenna
Figure 5
— 6 —
Adjustment
T102
Adjustment
T102
MW COIL
(Bar Antenna)
CT103
Output meter
Headphone jack
GND
Dummy load 32 ohm
Remarks
Obtain sine-wave and
maximum amplitude
Max.
Remarks
Confirm : 1.4 V ± 0.05 V
Confirm : 7.5 V ± 0.4 V
Obtain sine-wave and
maximum amplitude
Max.
Oscilloscope

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