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Sony CFD-EX35L Service Manual

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SERVICE MANUAL
Ver 1.0 2002. 04
CD player section
System
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wave length: 780 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW
(This output is the value measured at a distance
of about 200 mm from the objective lens surface
on the optical pick-up block with 7 mm
aperture.)
Spindle speed
200 r/min (rpm) to 500 r/min (rpm)
(CLV)
Number of channels
2
Frequency response
20 - 20 000 Hz +1/–2 dB
Wow and flutter
Below measurable limit
Radio section
Frequency range
FM
87.5 - 108 MHz
MW
531 - 1 611 kHz (9 kHz step)
530 - 1 610 kHz (10 kHz step)
LW
153 - 279 kHz
IF
FM: 10.7 MHz
AM/MW/LW: 450 kHz
Aerials
FM: Telescopic aerial
AM/MW/LW: Built-in ferrite bar aerial
Sony Corporation
9-873-984-01
2002D1600-1
Personal Audio Company
© 2002.04
Published by Sony Engineering Corporation
CFD-EX35L
Model Name Using
Similar Mechanism
CD Mechanism Type
Optical Pick-up Type
Tape Transport Mechanism Type
SPECIFICATIONS
Cassette-corder section
Recording system
4-track 2 channel stereo
Fast winding time
Approx. 115 s (sec.) with Sony cassette C-60
Frequency response
TYPE I (normal): 70 - 13 000 Hz
General
Speaker
Main speaker: 10 cm (4 in.) dia., 3.2 Ω, cone
type (2)
in.) dia., 4 Ω, cone type
1
Subwoofer: 8 cm (3
⁄
4
(1)
Outputs
Headphones jack (stereo minijack)
For 16 - 68 Ω impedance headphones
Maximum power output
Main speaker: 4 W
Subwoofer: 6 W
Power requirements
For CD radio cassette-corder:
230 V AC, 50 Hz
9 V DC, 6 R20 (size D) batteries
For remote control:
3 V DC, 2 R6 (size AA) batteries
Power consumption
AC 25 W
CD RADIO CASSETTE-CORDER
AEP Model
UK Model
CD Section
CFD-G35
Tape Section
CFD-G35
KSM-213RDP
KSS-213R
MF-V5-117
Battery life
For CD radio cassette-corder:
FM recording
Sony R20P: approx. 4 h
Sony alkaline LR20: approx. 19 h
Tape playback
Sony R20P: approx. 1.5 h
Sony alkaline LR20: approx. 7 h
CD playback
Sony R20P: approx. 1.5 h
Sony alkaline LR20: approx. 3.5 h
Dimensions
Approx. 456 × 195 × 330 mm (w/h/d)
(18 × 7
× 13 inches) (incl. projecting parts)
3
⁄
4
Mass
Approx. 6.4 kg (14 lb. 2 oz) (incl. batteries)
Supplied accessory
Mains lead (1)
Remote control (1)
Design and specifications are subject to change
without notice.

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  • Page 1 FM recording Laser diode properties Fast winding time Sony R20P: approx. 4 h Material: GaAlAs Approx. 115 s (sec.) with Sony cassette C-60 Sony alkaline LR20: approx. 19 h Wave length: 780 nm Frequency response Emission duration: Continuous TYPE I (normal): 70 - 13 000 Hz Tape playback Laser output: Less than 44.6 µW...

  • Page 2: Table Of Contents

    COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 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.

  • Page 3: Servicing Notes

    CFD-EX35L SECTION 1 SERVICING NOTES NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT The laser diode in the optical pick-up block may suffer electrostatic breakdown because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body.

  • Page 4: General

    * CD-DA is the abbreviation for Compact Disc Digital Audio. It is a recording standard used for Audio CDs. If you have any questions or problems concerning your player, please consult your nearest Sony dealer.

  • Page 5: Disassembly

    CFD-EX35L SECTION 3 DISASSEMBLY • The equipment can be removed using the following procedure. CABINET (FRONT) ASSY-1 (page 5) CONTROL (POWER), CONTROL (CD), HEADPHONE BOARD CABINET (FRONT) ASSY-2 (page 6) (page 6) PANEL ASSY LCD BOARD, PANEL (UPPER) (page 7)

  • Page 6: Cabinet (Front) Assy- 2

    CFD-EX35L 3-2. Cabinet (Front) Assy- 2 flexible flat cable (from MAIN board CNP804) CNP391 Remove the cabinet (front) assy (from PWD board KH353) HEADPHONE board in the direction of the arrow. CNP393 (from L-R/REG board KH374) flexible flat cable (from MAIN board CNP801) MAIN board 3-3.

  • Page 7: Panel Assy

    CFD-EX35L 3-4. Panel Assy screw +BVTP 3 × 10 panel assy flexible flat cable (from MAIN board CNP804) flexible flat cable (from MAIN board CNP801) four screws +BVTP 2.6 × 10 3-5. LCD Board, Panel (Upper) !™ panel (upper) two screws +BVTP 2.6 ×...

  • Page 8: Panel (Upper) Assy- 1

    CFD-EX35L 3-6. Panel (Upper) Assy- 1 Open the cassette holder assy in the direction of the arrow. Open the CD lid in the direction of the arrow. 6 Push STOP/EJECT button. Remove two harnesses in the direction of the arrow.

  • Page 9: Power, Trans Board

    CFD-EX35L 3-8. POWER, TRANS Board five screws +BVTP 3 × 10 CNP902 (from BATT board KH951) POWER board, TRANS board 4 two screws +BVTP 3 × 10 power transformer (T901) Remove harnesses in the direction of the arrow. 7 chassis...

  • Page 10: Batt Com, Batt Board

    CFD-EX35L 3-10. BATT COM, BATT Board CNP902 (from BATT board KH951) Remove harnesses in the direction of the arrow. BATT board BATT COM board battery terminal battery terminal screw BATT board 3 × 8 (DIA, 10),+WH 7 four screws +BVTP 3 × 10 screw 3 ×...

  • Page 11: Main Board- 2

    CFD-EX35L 3-12. MAIN Board- 2 5 MAIN board PDW board L-R/REG board CNP353 CNP374 chassis (CD) 1 from TUNER board CNP1 4 from POWER board CNP903 2 from HEADPHONE board CNP391 3 from HEADPHONE board CNP393 3-13. Mechanism Deck Section (MF-V5-117)

  • Page 12: Cd Block Section (Ksm-213Rdp)

    CFD-EX35L 3-14. CD Block Section (KSM-213RDP) screw +P2 × 6 Remove solderings flexible flat cable from the four points. (from MAIN board CNP802) CD board flexible flat cable four screws CNP701 2.6 × 10 (DIA, 10),+WH CD block section (KSM-213RDP) 3-15.

  • Page 13: Adjustments

    CFD-EX35L SECTION 4 ADJUSTMENTS 4-1. Mechanical Adjustments 4-2. Electrical Adjustments TAPE SECTION 0dB = 0.775V PRECAUTION Clean the following parts with a denatured-alcohol-moistened Standard Output Level swab : Output terminal HP OUT record/playback head pinch roller 32 Ω load impedance...
  • Page 14 CFD-EX35L 0dB = 1 µV TUNER SECTION AM IF ADJUSTMENT Adjust for a maximum reading on level meter. AM (MW/LW) Section 450 kHz RADIO BAND : AM (MW or LW) AM RF signal Put the lead-wire MW FREQUENCY COVERAGE ADJUSTMENT...
  • Page 15 CFD-EX35L Focus Bias Check CD SECTION Connect an oscilloscope between TP RF and TP VREF on CD board. CD Test Mode Insert the test disc (YEDS-18). • How to put the set into CD test mode Set the CD test mode.
  • Page 16 CFD-EX35L Adjustment Location : [TUNER BOARD] (Component side) L1: FM Tracking Adjustment L3-2: LW Tracking Adjustment L3-1: MW Tracking Adjustment CNP1 CT5: LW Tracking Adjustment T2: FM IF Adjustment CT3: MW Tracking Adjustment L4: LW Frequency Coverage Adjustment T1: AM IF Adjustment...

  • Page 17: Diagrams

    CFD-EX35L SECTION 5 DIAGRAMS Note on Printed Wiring Boards: Note on Schematic Diagram: 5-1. Circuit Boards Location • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. p: pF. • : internal component.

  • Page 18: Block Diagrams

    CFD-EX35L 5-2. Block Diagrams MAIN Section IC301 PRE AMP L OUT TUNER/CD L IN SECTION L-CH IC371 TUNER/CD RADIO IC321 POWER AMP SECTION BUFFER SOUND/VOLUME TAPE R-CH J391 VIN1 OUT1 TAPE STBY Q171 MUTE R-CH VDD(SW) PB AMP 14 13...
  • Page 19 CFD-EX35L TUNER/CD Section ANT1 RADIO 6V TELESCOPIC FM IF ANTENNA FRONT-END IF AMP,DET,FM MPX QUAD VCC1 VCC2 FM RF-IN MIX-OUT FM IF-IN RADIO 6V L-CH MAIN MPX-IN DET-OUT FM/AM SECTION MUTE BUFFER R-CH FM RF-OUT AM IF-IN L1, CT1 RADIO 6V...

  • Page 20: Printed Wiring Board - Tuner Section

    CFD-EX35L 5-3. Printed Wiring Board – TUNER Section – • See page 17 for Circuit Boards Location. • Semiconductor Location JC23 Ref. No. Location...

  • Page 21: Schematic Diagram - Tuner Section

    CFD-EX35L 5-4. Schematic Diagram – TUNER Section – • See page 34 for IC Block Diagrams. • See page 17 for Waveforms.

  • Page 22: Printed Wiring Board - Cd Section

    CFD-EX35L 5-5. Printed Wiring Board – CD Section – • See page 17 for Circuit Boards Location. IC702 (LIMIT IN) IC701...

  • Page 23: Schematic Diagram - Cd Section

    CFD-EX35L 5-6. Schematic Diagram – CD Section – • See page 34,35 for IC Block Diagrams. • See page 17 for Waveforms.

  • Page 24: Printed Wiring Board - Tc Section

    CFD-EX35L 5-7. Printed Wiring Board – TC Section – 5-8. Schematic Diagram – TC Section – • See page 17 for Circuit Boards Location. • See page 35 for IC Block Diagrams. • See page 17 for Waveforms. C308 C310...

  • Page 25: Printed Wiring Board - Main Section

    CFD-EX35L 5-9. Printed Wiring Board – MAIN Section – • See page 17 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D320 D323 D324 D806 D807 D808 D951 D952 D953 D955 D956 D957 IC321 IC801 IC802 IC803 IC805...

  • Page 26: Schematic Diagram - Main Section (1/2)

    CFD-EX35L 5-10. Schematic Diagram – MAIN Section (1/2) – • See page 34 for IC Block Diagrams.

  • Page 27: Schematic Diagram - Main Section (2/2)

    CFD-EX35L 5-11. Schematic Diagram – MAIN Section (2/2) – • See page 36 for IC Pin Function Description. 2.2k...

  • Page 28: Printed Wiring Board - Amp Section

    CFD-EX35L 5-12. Printed Wiring Board – AMP Section – • See page 17 for Circuit Boards Location. C362 C363 IC351 IC371...

  • Page 29: Schematic Diagram - Amp Section

    CFD-EX35L 5-13. Schematic Diagram – AMP Section –...

  • Page 30: Printed Wiring Board - Control Section

    CFD-EX35L 5-14. Printed Wiring Board – CONTROL Section – • See page 17 for Circuit Boards Location. POWER SLEEP...

  • Page 31: Schematic Diagram - Control Section

    CFD-EX35L 5-15. Schematic Diagram – CONTROL Section –...

  • Page 32: Printed Wiring Board - Power Section

    CFD-EX35L 5-16. Printed Wiring Board – POWER Section – • See page 17 for Circuit Boards Location.

  • Page 33: Schematic Diagram - Power Section

    CFD-EX35L 5-17. Schematic Diagram – POWER Section –...
  • Page 34 CFD-EX35L • IC Block Diagrams IC701 LC78646E-E IC1 TA2149BN GND1 FM RF OUT 65 64 63 62 61 80 79 78 77 76 75 74 73 72 71 70 69 68 FM RF VCC1 FM RF IN GATE GATE AM RF IN...
  • Page 35 CFD-EX35L IC301 TA2068N LOGIC MONITOR MONITOR LINE LINE BUF AMP BUF AMP TAPE TAPE BUF AMP BUF AMP MUTE AMP1 ALC2 ALC1 26dB 26dB AMP1 AMP2 AMP1 AMP2 IC702 BA5826FP-E2 DRIVE DRIVE BUFFER BUFFER LEVEL LEVEL SHIFT SHIFT – –...

  • Page 36: Ic Pin Function Description

    CFD-EX35L 5-18. IC Pin Function Description • IC801 µPD789478GC-A03-8BT System Control (MAIN Board) Pin No. Pin Name Description 1, 2 — Not used (open) VLC2 LCD bias power supply VLC1 LCD bias power supply VLC0 LCD bias power supply 6 to 9...
  • Page 37 CFD-EX35L Pin No. Pin Name Description Main system clock oscillator output (4.19MHz) System reset signal input CD function signal output “L”: active LED CONT LED control signal output (not used) W-LED1 Woofer1 LED control signal output W-LED2 Woofer2 LED control signal output (not used)

  • Page 38: Exploded Views

    CFD-EX35L SECTION 6 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark 0 or have some differences from the original one. in the exploded views are not supplied.

  • Page 39: Cabinet (Rear) Section

    CFD-EX35L 6-2. Cabinet (Rear) Section ANT1 cabinet (upper) T901 section supplied F902 supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 3-238-229-11 DUCT (LOWER) 3-238-214-01 TERMINAL (+,-), BATTERY 3-238-228-11 DUCT (UPPER) * 67 1-684-453-11 BATT BOARD 4-951-620-01 SCREW (2.6X8), +BVTP...

  • Page 40: Cabinet (Upper) Section

    CFD-EX35L 6-3. Cabinet (Upper) Section S801 mechanism deck section-1 (MF-V5-117) CD mechanism section (KSM-213RDP) supplied S321 supplied supplied supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks * 101 A-3178-395-A L-R/REG BOARD, COMPLETE * 120 A-3178-479-A PDW BOARD, COMPLETE 3-238-232-01 CHASSIS (HS.L)

  • Page 41: Mechanism Deck Section- 1 (Mf-V5-117)

    CFD-EX35L 6-4. Mechanism Deck Section- 1 (MF-V5-117) HRP301 HE301 mechanism deck section-2 (MF-V5-117) Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 3-933-010-01 SPRING (S/P), TORSION * 162 3-008-587-01 SLIDER (STOP) 3-933-025-01 SPRING (P), TORSION * 163...

  • Page 42: Mechanism Deck Section- 2 (Mf-V5-117)

    CFD-EX35L 6-5. Mechanism Deck Section- 2 (MF-V5-117) S322 M321 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 3-933-029-01 LEVER, ERASING PREVENTION X-3377-877-2 FLYWHEEL ASSY 3-933-182-01 SPRING, CASSETTE 3-932-993-01 CHASSIS, OUTSERT 3-932-995-01 GEAR (MID) 3-343-358-01 RING, RETAINING...

  • Page 43: Cd Mechanism Section (Ksm-213Rdp)

    CFD-EX35L 6-6. CD Mechanism Section (KSM-213RDP) (including M702) M702 M701 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 0 251 8-848-483-05 OPTICAL PICK-UP KSS-213R 3-713-786-51 SCREW +P 2X3 * 252 2-169-065-01 GEAR (A) X-2646-381-1 CHASSIS ASSY, MOTOR (MB) (SPINDLE)

  • Page 44: Electrical Parts List

    CFD-EX35L SECTION 7 BATT BATT COM ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they • COILS parts list may be different from the parts are seldom required for routine service. Some uH: µH...
  • Page 45 CFD-EX35L CONTROL (CD) CONTROL (POWER) CONTROL (VOL) Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R709 1-216-837-11 METAL CHIP 1/16W 1-684-458-11 CONTROL (POWER) BOARD R710 1-216-829-11 METAL CHIP 4.7K 1/16W *********************** R711 1-216-815-11 METAL CHIP 1/16W <...
  • Page 46 CFD-EX35L HEADPHONE L-R/REG MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-684-457-11 HEADPHONE BOARD < RESISTOR > ***************** R171 1-216-841-11 METAL CHIP 1/16W < CONNECTOR > R172 1-216-837-11 METAL CHIP 1/16W R173 1-216-825-11 METAL CHIP 2.2K...
  • Page 47 CFD-EX35L MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C223 1-126-961-11 ELECT 2.2uF 20.00% 50V C955 1-164-227-11 CERAMIC CHIP 0.022uF C224 1-162-964-11 CERAMIC CHIP 0.001uF C957 1-126-934-11 ELECT 220uF 20.00% 10V C958 1-164-227-11 CERAMIC CHIP 0.022uF...
  • Page 48 CFD-EX35L MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks Q952 8-729-037-13 TRANSISTOR KTA1271Y-AT R827 1-216-821-11 METAL CHIP 1/16W R828 1-216-841-11 METAL CHIP 1/16W Q953 8-729-036-57 TRANSISTOR KRC101M-AT R829 1-216-821-11 METAL CHIP 1/16W Q954 8-729-036-89 TRANSISTOR...
  • Page 49 CFD-EX35L POWER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks A-3178-479-A PDW BOARD, COMPLETE 1-684-451-11 POWER BOARD ********************* ************* 3-238-233-01 CHASSIS (HS.R) < CAPACITOR > 3-703-150-11 CLAMP 4-960-167-01 SCREW (3X8) (DIA. 10), +WH C901 1-115-339-11 CERAMIC CHIP 0.1uF...
  • Page 50 CFD-EX35L TRANS TUNER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < JUMPER RESISTOR > 1-684-452-11 TRANS BOARD ************ JC301 1-216-864-11 METAL CHIP 1/16W JC302 1-216-864-11 METAL CHIP 1/16W < FUSE > JC303 1-216-864-11 METAL CHIP...
  • Page 51 CFD-EX35L TUNER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-162-915-11 CERAMIC CHIP 10PF 0.5PF JC33 1-216-864-11 METAL CHIP 1/16W 1-137-194-81 FILM 0.47uF 5.00% 50V 1-126-934-11 ELECT 220uF 20.00% 10V JC34 1-216-864-11 METAL CHIP 1/16W 1-162-927-11 CERAMIC CHIP...
  • Page 52 CFD-EX35L TUNER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 1-216-813-11 METAL CHIP 1/16W ACCESSORIES 1-216-821-11 METAL CHIP 1/16W ************ 1-216-821-11 METAL CHIP 1/16W 1-575-131-11 CORD, POWER < COIL > 1-770-019-11 ADAPTOR, CONVERSION PLUG 3P (UK)
  • Page 53 CFD-EX35L MEMO...
  • Page 54 CFD-EX35L REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision...

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