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Sony CFD-S28 - Cd Radio Cassette-corder, Service Manual, Page: 6 / 10

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Sony CFD-S28 - Cd Radio Cassette-corder Service Manual Download Page 6

– 39 –

• Waveforms
– MAIN Board (2/3) –

1

IC701 

$∞

 TEO (CD PLAY mode)

100 mV/DIV, 1 ms/DIV

2

IC701 

#£

 RF O, IC703 

#∞

 RF

(CD PLAY mode)
200 mV/DIV, 500 ns/DIV

3

IC701 

1

 FEO (CD PLAY mode)

50 mV/DIV, 100 ns/DIV

4

IC703 

@¡

 MDP (CD PLAY mode)

1 V/DIV, 5 µs/DIV

5

IC703 

&º

 XTAI (CD PLAY mode)

2 V/DIV, 20 ns/DIV

6

IC703 

$£

 BCK (CD PLAY mode)

2 V/DIV, 200 ns/DIV

7

IC703 

#ª

 LRCK (CD PLAY mode)

5 V/DIV, 20 µs/DIV

Approx. 
100 mVp-p

1.2 

±

 0.1 Vp-p

Approx. 
200 mVp-p

2.8 Vp-p

7.6 

µ

s

4.3 Vp-p

59 ns

6.4 Vp-p

472 ns

6.6 Vp-p

22.8 

µ

s

– MAIN Board (3/3) –

1

IC501 

#¡

 EXTAL

2 V/DIV, 100 ns/DIV

4 Vp-p

239 ns

2

IC501 

&¢

 TEX

1 V/DIV, 20 µs/DIV

2.9 Vp-p

30.5 

µ

s

Summary of Contents for CFD-S28 - Cd Radio Cassette-corder

Page 1: ...D Model Name Using Similar Mechanism NEW Section CD Mechanism Type KSM 213CDM Optical Pick up Name KSS 213C TAPE Model Name Using Similar Mechanism CFD V10 Section Tape Transport Mechanism Type MF V10 117 Ver 1 0 1999 03 Continued on next page CD RADIO CASSETTE CORDER ...

Page 2: ...tery terminal Voltages and waveform are dc with respect to ground under no signal detuned conditions no mark FM AM Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveform is taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveform Signal path F FM f AM 6...

Page 3: ...d tantalums All resistors are in Ω and 1 4 W or less unless otherwise specified 2 nonflammable resistor C panel designation U B Line Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground under no signal conditions no mark TAPE PLAY TAPE REC Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may ...

Page 4: ...gulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground under no signal conditions no mark CD PLAY Impossible to measure Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled...

Page 5: ... Line Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark TUNER TAPE PLAY CD PLAY Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be not...

Page 6: ...MDP CD PLAY mode 1 V DIV 5 µs DIV 5 IC703 º XTAI CD PLAY mode 2 V DIV 20 ns DIV 6 IC703 BCK CD PLAY mode 2 V DIV 200 ns DIV 7 IC703 ª LRCK CD PLAY mode 5 V DIV 20 µs DIV Approx 100 mVp p 1 2 0 1 Vp p Approx 200 mVp p 2 8 Vp p 7 6 µs 4 3 Vp p 59 ns 6 4 Vp p 472 ns 6 6 Vp p 22 8 µs MAIN Board 3 3 1 IC501 EXTAL 2 V DIV 100 ns DIV 4 Vp p 239 ns 2 IC501 TEX 1 V DIV 20 µs DIV 2 9 Vp p 30 5 µs ...

Page 7: ...otherwise specified 2 nonflammable resistor U B Line Power voltage is dc 9 V and fed with regulated dc power supply from battery terminal Voltages are dc with respect to ground under no signal conditions Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Note The components identified by mark or dotted line with mark are critical...

Page 8: ...02 BH3854AS 4 5 6 7 8 9 10 11 12 13 14 15 16 TONE VR MATRIX SURROUND CONTROL 1 2 3 AGND IN1 NF1 BVN1 BIN1 BVO1 TIN1 TVO1 OUT1 VCC SC PORT1 PORT2 PORT3 PORT4 DGND 24 23 22 21 20 19 18 17 TONE VR FILTER IN2 NF2 BVN2 BIN2 BVO2 TIN2 TVO2 OUT2 VC TC BC CK DATA LATCH VREF 32 31 30 29 28 27 26 25 IC701 CXA1992BR FZC VC TDFCT TZC ATSC TEI LPFI TEO VEE EI E F FE BIAS SL P SL M SL O ISET VCC XRST DATA XLT C...

Page 9: ...1 21 22 18 19 20 17 2 3 4 5 6 7 8 9 NC VCC BIAS IN VIN1 VO1 VO1 VIN1 VO2 GND 10 VO2 11 VIN2 12 RESET 13 REG B 14 REG OUT 15 MUTE 16 FIN REGULATOR BIAS T S D MONITOR NC GND VIN3 VIN3 VO3 VO3 29 VIN4 28 VO4 27 VO4 26 NC 25 OP IN 24 OP OUT 23 GND 30 VIN4 31 VCC 32 FIN IC702 BA6898FP ...

Page 10: ...U INTERFACE DIGITAL OUT SUB CODE PROCESSOR 3rd ORDER NOISE SHAPER OVER SAMPLING DIGITAL FILTER SERIAL IN INTERFACE DIGITAL CLV OSC DIGITAL PLL ASYMMETRY CORRECTOR LRCKI LRCK ASYO ASYI BIAS RF AVDD CLTV AVSS FILI FILO PCO V16M VCTL VCKI VPCO1 TES1 TES0 PWMI MDP VDD SYSM AVSS AVDD XTAI XVDD AVSS LOUT1 AIN1 AOUT1 XTAO XVSS AVSS LOUT2 AIN2 AOUT2 AVDD AVSS XRST VDD VSS EXCK SBSO SCOR WFCK ENPHI EMPH DO...

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