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Compact disc digital audio system 4-track 2 channel stereo Laser diode properties Fast winding time Material: GaAlAs Approx. 120 s (sec.) with Sony cassette C-60 Wave length: 780 nm Frequency response Emission duration: Continuous TYPE I (normal): 70 - 10,000 Hz Laser output: Less than 44.6 µW...
COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
SECTION 1 SERVICING NOTES LASER DIODE AND FOCUS SEARCH OPERATION CHUCK PLATE JIG ON REPAIRING CHECK 1. Open the CD lid. On repairing CD section, playing a disc without the lid (CD), use 2. Turn OPERATE switch on with to set the CD. Chuck Plate Jig.
SECTION 3 DISASSEMBLY • The equipment can be removed using the following procedure. Cabinet (Front) assy Main board Cabinet (Upper) assy Power board Optical pick-up CD board Tape mechanism block How to apply the belts Motor assy (M301) Head, magnetic (HRP301) Control board and Back Light board Note : Follow the disassembly procedure in the numerical order given.
3-8. CONTROL BOARD AND BACK LIGHT BOARD 1 BVTP 3x10 3 CNP802 2 BVTP 3x10 6 BVTP 3x8 5 CNP801 7 BVTP 3x10 9 BACK LIGHT board 4 CONTROL board 8 knob (SNOOZE) 3-9. HOW TO APPLY THE BELTS motor assy (M301) idler assy, PF 2 belt 1 belt...
3-10. HEAD, MAGNETIC (HRP301) 1 PTT 2x4 2 screw 3 head, magnetic (HRP301) 3-11. MOTOR ASSY (M301) 5 motor assy (M301) 2 BVTT 2.6x5 holder, motor 1 spring 4 PTT 2.6x6 3 claw – 11 –...
SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS PRECAUTION TAPE SECTION 0 dB = 0.775 V 1. Clean the following parts with a denatured-alcohol-moistened swab : • Standard Output Level record/playback head pinch roller Output terminal HP OUT erase head rubber belts 32 Ω...
TUNER SECTION 0 dB = 1 µV FM FREQUENCY COVERAGE CHECK Precautions in Repairing Note : As a tuner unit (TU1) is difficult to repair if faulty, Frequency Display 87.5 MHz 108 MHz replace it with new one. Reading on Digital voltmeter 1.8 ±...
Adjustment Location: – MAIN board (component side) – CNP2 TRACKING ADJUSTMENT TRACKING ADJUSTMENT FREQUENCY COVERAGE ADJUSTMENT FREQUENCY COVERAGE ADJUSTMENT CFT1 AM IF ADJUSTMENT TP (VT) (conductor side) CD SECTION CD section adjustments are done automatically in this set. In case of operation check, confirm that focus bias. FOCUS BIAS CHECK Test Point: 1.
PMC-R30L 6-3. BLOCK DIAGRAM — CD SECTION — CD BOARD CNP704 RF AMP & SYSTEM SERVO PROCESSOR DIGITAL SIGNAL PROCESSOR, D/A CONVERTER IC701 IC703 CNP701 RF AMP AOUT1 CD L-CH RF O EFM DEMODULATOR MAIN DIGITAL LOUT1 FILTER SECTION SERIAL &...
PMC-R30L 6-4. BLOCK DIAGRAM — MAIN SECTION — MAIN BOARD (2/2) IF OUT CNP2 OSC OUT MW/LW CNP1 CFT1 AM IF MW/LW Signal path FREQUENCY SWITCH COVERAGE MUTE Q2,3 BUFFER : FM R-CH CT1,L4 : MW TRACKING CFT1 AM IN...
PMC-R30L 6-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 38 for IC Block Diagrams. (Page 33) Note: The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.
PMC-R30L 6-12. PRINTED WIRING BOARD — POWER SUPPLY SECTION — • Refer to page 16 for Circuit Boards Location. POWER BOARD T901 POWER TRANSFORMER JW901 D903 D904 D905 CNP902 C906 F901 CNP901 1-674-304- AC IN MAIN BOARD CNP305 (Page 29) 6-13.
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• 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...
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IC1 TA2104BN GND1 FM RF OUT FM RF VCC1 FM RF IN AM RF IN AM LOW CUT MIX OUT FM OSC AM OSC BUFF VCC2 BUFF OSC OUT LEVEL AM IF AF IF IN ST IND IF BUFF FM IF FM IF IN GND2 IF REQ...
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IC3 BU1924 RCLK QUAL (NC) DEFFERENTIAL BIPHASE RDATA 57KHz DECODER DECODER 1187.5Hz RDS/ARI CLOCK & DRIVER 8TH SWITCHED VREF ANTI-ALIASING COMPARATOR CAPACITOR FILTER VDD2 DIGITAL VSS2 VREF VDD1 ANALOG TEST VSS1 VSS3 IC301 TA2068N IC302 BH3854AFS LINE LINE AGND FILTER OUT1 AMP1 TAPE...
SECTION 7 EXPLODED VIEWS NOTE: • The mechanical parts with no reference • Color Indication of Appearance Parts • Accessories and packing materials and number in the exploded views are not supplied. Example : hardware (# mark) list are given in •...
7-8. OPTICAL PICK-UP SECTION (KSM-213CDM) not supplied not supplied M701 M702 The components identified by mark ! or dotted line with mark. ! are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No.
SECTION 8 BACK LIGHT ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in • Items marked “*” are not stocked since The components identified by the parts list may be different from the they are seldom required for routine service. mark ! or dotted line with mark.
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CD MOTOR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C779 1-162-284-31 CERAMIC 150PF R725 1-247-883-00 CARBON 150K 1/4W C782 1-137-374-11 FILM 0.047uF R726 1-247-883-00 CARBON 150K 1/4W C783 1-137-374-11 FILM 0.047uF R727 1-249-437-11 CARBON 1/4W R728 1-247-885-00 CARBON 180K...
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CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3322-164-A CONTROL BOARD, COMPLETE D804 8-719-989-85 LED SLR34VR3FM.N (STANDBY) D805 8-719-991-33 DIODE 1SS133T-77 ************************* 1-791-980-11 CABLE, FFC 23P < IC > 3-039-913-01 HOLDER, LCD 3-039-914-01 HOLDER, LED IC801 8-752-909-10 IC CXP83232A-015Q 7-685-647-79 SCREW +BVTP 3X10 TYPE2 N-S...
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PMC-R30L AEP Model UK Model SERVICE MANUAL Ver 1.0 1999. 06 CORRECTION-1 Correct your service manual as shown below. (RPC-00004) • EXPLODED VIEWS , _: indicates corrected portion. Page INCORRECT CORRECT Ref. No. Part No. Description Remark Part No. Description...