Adjustment - Sharp CD-C250X BK Service Manual

Driving Force Check
l
Torque Meter
Play: TW-2412
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Torque Meter
Tape Speed
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Test Tape
Volume in
Normal MTT-111
motor.
speed
Specified Value
Tape 1: Over 80 9
Tape 2: Over 80 g
Specified Value
Tape 1 Tape 2
30 to 60 g. cm 30 to 60 acm
Specified Instrument
Adjusting
Connection
Point Value
3,000 i: Speaker
30 Hz terminal
(Load
resistance:
6 ohms)
Figure 10-l ADJUSTMENT POINTS
AM IF/RF
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Signal generator: 400 Hz, 30%, AM modulated
Test Stage / Frequency
IF 450 kHz
Band
Coverage
Tracking 990 kHz
Output: TP302
Output: TP301
FMRF
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Signal generator: 1 kHz, 22.5 kHz dev., FM modulated
Test Stage Frequency Frequency
Band
Coverage
RF 98.00 MHz 98.00 MHz L302
(1 O-30 dB)
Output: TP301
Output: Speaker terminal
Signal generator: 10.7 MHz, FM sweep generator
FM Mute Level
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Signal generator: 1 kHz, 40 kHz dev., FM modulated
Frequency
Frequency
Display
98.00 MHz 98.00 MHz
(25 dBbV)
AM
ANTENNA
TERMINAL
Frequency
Display Adjusting Connection
Parts
1,602 kHz or T351
1,620 kHz
531 kHz or (fL): T304 *2
1.1 IO.1 v
530 kHz
990 kHz
instrument
Adjusting 5 Connection
Display
Point
Instrument
Adjusting
Connection
Parts
FM ANTENNA
TERMINAL
l 2