Sony CFD-ZW750 Service Manual
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Also See for CFD-ZW750:
- Service manual (53 pages) ,
- Specifications (2 pages) ,
- Operating instructions manual (36 pages)
Related Manuals for Sony CFD-ZW750
Summary of Contents for Sony CFD-ZW750
- Page 1 CFD-ZW750/ZW770 SERVICE MANUAL Photo : CFD-ZW770...
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Page 2: Block Diagram -Cd Section
CFD-ZW750/ZW770 5-3. BLOCK DIAGRAM — CD SECTION — DIGITAL SIGNAL PROCESSOR RF AMP & SYSTEM SERVO PROCESSOR IC703 IC701 RF AMP RF O AOUT1 CD L-CH EFM DEMODULATOR DIGITAL MAIN LOUT1 FILTER SECTION SERIAL & INTERFACE AOUT2 R-CH C. OUT... -
Page 3: Block Diagram - Main Section
CFD-ZW750/ZW770 5-4. BLOCK DIAGRAM — MAIN SECTION — 1KHz BAND 5 BAND GRAPHIC EQUALIZER DETECTOR RV401-405 IC803 Q315 5 BAND PROCESSOR S303 CD SECTION HIGH-SPEED CD-L DUBBING REC/PB A06/10KHz CD L-CH HP301 R-CH R-CH PRE AMP A05/4KHz PLAYBACK IC301 DATA... - Page 4 CFD-ZW750/ZW770 5-6. SCHEMATIC DIAGRAM — CD SECTION — (for CFD-ZW750/ZW770) • Refer to page 22 for Note on Schematic Diagram. • Refer to page 51 for IC Block Diagrams. • Waveforms (MODE:PLAY) 2.2Vp-p 2.5V 2.5V Approx. 200mVp-p 16.9344MHz Approx. 100mVp-p &¡...
- Page 5 CFD-ZW750/ZW770 5-8. SCHEMATIC DIAGRAM — CONTROL SECTION — (for CFD-ZW750/ZW770) • Refer to page 25 for Note on Schematic Diagram. • Refer to page 53 for IC Block Diagrams. (Page 50) (Page 24) (Page 33, 43) – 27 – – 28 –...
- Page 6 CFD-ZW750/ZW770 5-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — (for CFD-ZW750) • Refer to page 53 for IC Block Diagrams. • Semiconductor Location Ref. No. Location Ref. No. Location F-12 H-11 F-12 H-10 F-11 IC301 C-12 IC302 B-12 IC304 H-12...
- Page 7 CFD-ZW750/ZW770 5-12. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION — (for CFD-ZW750) (Page 33) Note: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in Ω and W or less unless otherwise specified.
- Page 8 CFD-ZW750/ZW770 5-14. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — (for CFD-ZW770) • Refer to page 53 for IC Block Diagrams. • Semiconductor Location Ref. No. Location Ref. No. Location F-12 H-11 F-12 H-10 F-11 IC301 B-12 IC302 B-12 IC303 H-12...
- Page 9 CFD-ZW750/ZW770 5-16. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION — (for CFD-ZW770) (Page Note: • All capacitors are in µF unless otherwise noted. pF: µµF • U : B+ Line. 50 WV or less are not indicated except for electrolytics • Power voltage is dc 9 V and fed with regulated dc power and tantalums.
- Page 10 CFD-ZW750/ZW770 5-17. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — (for CFD-ZW750/ZW770) • Refer to page 54 for IC Block Diagrams. (Page 27) (Page 31, 41) Note: • All capacitors are in µF unless otherwise noted. pF: µµF • Voltage is dc with respect to ground under no-signal 50 WV or less are not indicated except for electrolytics (detuned) condition.
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Page 11: Ic Block Diagrams
• IC Block Diagrams IC701 CXA1992BR 32 31 28 27 RF SUMMING AMP PD2 IV PD1 IV SENS2 FE BIAS SENS1 C OUT F IV AMP LASER POWER CONTROL FE AMP E IV AMP XRST DATA TGFL DFCT MIRR TRK GAIN WINDOW COMP FO BIAS E-F BALANCE... - Page 12 IC702 BA6898FP IC703 CXD2589Q 59 58 57 54 53 52 51 SYSM SERIAL-IN INTERFACE LRCKI LRCK AVSS OVER SAMPLING ASYO DIGITAL FILTER ASYI ASYMMETRY DEMODULATOR CORRECTOR AVDD BIAS 3rd-ORDER AVDD NOISE SHAPER AOUT1 AIN1 LOUT1 CLTV AVSS ERROR XVDD CORRECTOR AVSS XTAI SUB CODE...
- Page 13 IC803 M62354P 8 BIT 8 BIT 8 BIT 8 BIT R-2R+SEGMENT R-2R+SEGMENT R-2R+SEGMENT R-2R+SEGMENT D-A CONVERTOR D-A CONVERTOR D-A CONVERTOR D-A CONVERTOR 8 BIT 8 BIT 8 BIT 8 BIT LATCH LATCH LATCH LATCH ADDRESS DECODER 8 BIT 8 BIT LATCH LATCH D8-D11...
- Page 14 IC301 BA3426AS TAPE-NF-L TAPE-O-L TR-B TR-C TAPE-NF-R TAPE-MODE REC EQ REC EQ TAPE-O-R LOGIC MIC/HS REC-EQ-L MIC-NF REC-EQ-R MIC-IN REC-NF-L RADIO-IN-L REC-NF-R RADIO-IN-R LPF-L CD-IN-L LPF-R CD-IN-R LINE-OUT-L BIAS LINE-OUT-R BIAS-IN IC1 TA2104AN IC2 LC72137-D GND1 FM RF OUT FM RF 22 NC VCC1 FM RF IN...