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SERVICE MANUAL
Ver. 1.0
1998.07
MICROFILM
SPECIFICATIONS
Frequency range
FM :
Saudi Arabia model : 87.6 – 107MHz
EXCEPT Saudi Arabia model : 87.6 – 108MHz
MW : 530 – 1,605kHz
SW1 : 2.3 – 7 MHz
SW2 : 7 – 22MHz
IF
FM : 10.7MHz
MW/SW : 455kHz
Aerials
FM/SW : Telescope
MW : Built-in ferrite bar
Recording system
4-track, 2-channel stereo
Frequency response 70 – 13,000Hz
Speakers
Full range : 10cm (4 inches) dia., 6ohms,
cone type/Tweeter : 2cm (
Output
Headphones jack (stereo minijack), for
16 – 68 ohms impedance headphones
Maximum Power output
5W+5W
Battery life
FM Recording : Sony R20P : Approx. 10hours/
Sony LR20 alkaline : Approx. 20hours
Playback : Sony R20P : Approx. 3.5hours/
Sony LR20 alkaline : Approx. 8hours
Power requirements 110 – 120V/220 – 240V AC selectable, 50/60Hz
9V DC, six R20 (size D) batteries
Power consumption AC 18 W
Dimensions
Approx. 697 x 211 x 201.5 mm (w/h/d)
(27
1
/
x 8
3
/
2
8
controls, not incl. handle
Mass
Approx. 6.2 kg (13 lb 10 oz) incl. batteries
Supplied accessories
AC power cord (1),
Design and specifications are subject to change without notice.
CFS-515S
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
13
/
inches) dia.
16
x 8 inches) incl. projecting parts and
RADIO CASSETTE-CORDER
E Model
NEW
MF-W495-117

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Summary of Contents for Sony CFS-515S

  • Page 1 16 – 68 ohms impedance headphones Maximum Power output 5W+5W Battery life FM Recording : Sony R20P : Approx. 10hours/ Sony LR20 alkaline : Approx. 20hours Playback : Sony R20P : Approx. 3.5hours/ Sony LR20 alkaline : Approx. 8hours Power requirements 110 – 120V/220 – 240V AC selectable, 50/60Hz...
  • Page 2: Table Of Contents

    MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS order to meet same specifications. LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE Therefore, the ceramic filter must changed two pieces together PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN since it’s supply two pieces in one package as a spare parts.
  • Page 3: General

    SECTION 1 GENERAL LOOKING AT THE CONTROLS FRONT PANEL 5 6 7 9!º !¡ !™ !£ 1 Cassette compartments 9 PRESET MODE selector 2 MIC (microphone) !º BAND selector 3 PHONES (headphones) jack (stereo mini-jack) !¡ TUNING control 4 VOLUME control !™...
  • Page 4: Disassembly

    SECTION 2 DISASSEMBLY The equipment can be removed using the following procedure. BATT (–) board, BATT (+) board Power (AC) board, Power (DC) board Cabinet (Front) section Mechanism deck, REC SW board Chassis sub assy, Belt Cabinet (Rear) section VOL board, Main board ECM board Tuner board Note : Follow the disassembly procedure in the numerical order given.
  • Page 5: Mechanism Deck, Rec Sw Board

    2-4. MECHANISM DECK, REC SW BOARD 3 Screws (+BTP 3x10) 5 Screw (+PTT 2x6) Cabinet (Front) section REC SW board 3 Screws (+BTP 3x10) Mechanism deck section Cassette lid (L) Cassette lid (R) Button (ST/EJ) Button (ST/EJ) 2-5. CHASSIS SUB ASSY, BELT Deck A 2 Screw (+PTT 2x5) Deck B...
  • Page 6: Vol Board, Main Board, Ecm Board

    2-6. VOL BOARD, MAIN BOARD, ECM BOARD Knob (VOL) VOL board ECM board 2 Screw (+BTP 3x10) 5 Screw (+BTP 3x10) Main board 6 Screw (+BVTP 3x6) 2-7. TUNER BOARD 2 Knob (F/T) Chassis (Tune) Tuner board 1 Screw (+BTP 3x10) 1 Screw (+BTP 3x10) Claw Tuner board...
  • Page 7: Dial Pointer Installation

    SECTION 3 DIAL POINTER INSTALLATION Follow the installation procedure in the numerical order given. Note : Cabinet (Front) Pointer Marked line 2 – 2 Cabinet (Front) 2 – 1 1 Set the pointer into the grooves of the cabinet (Front) in the order of a, b and c. 2 Turn the knob (Tune) in the direction of the arrow, then set the pointer by aligning it with the marked line of the cabinet (Front).
  • Page 8: Adjustments

    SECTION 4 ADJUSTMENTS 4-1. MECHANICAL ADJUSTMENTS Tape Speed Adjustment Procedure : Mode : Playback PRECAUTION test tape digital frequency 1. Clean the following parts with a denatured-alcohol-moistened WS-48A counter swab : (3kHz, 0dB) 32 Ω record/playback head playback head pinch roller erase head rubber belt capstan...
  • Page 9 0dB=1 µV TUNER SECTION no mark : COM < > : Saudi Arabia model • Switch location AM IF ADJUSTMENT FUNCTION switch RADIO • • • • • • • • • • • • • • • • • PRESET MODE MANUAL Adjust for a maximum reading on level meter.
  • Page 10 FM VCO Adjustment Procedure : FM RF signal telescopic generator antenna terminal 0.01 µ F Carrier frequency : 98MHz Modulation : no modulation Output level : 65dB (1.8mV) 1. Connect the frequency counter to 4 and 7 pins of IC1 as shown the figure below.
  • Page 11: Diagrams

    CFS-515S SECTION 5 DIAGRAMS 5-1. BLOCK DIAGRAM • Signal path. : FM : PB (L-CH) : PB (R-CH) : REC (L-CH) : REC (R-CH) – 11 – – 12 – – 13 –...
  • Page 12 CFS-515S Circuit Boards Location POWER (AC) board MAIN board VOL board BATT (+) board ECM board POWER (DC) board BATT (–) board TUNER board REC SW board Semiconductor Location Note on Schematic Diagram: Ref. No. Location Ref. No. Location • All capacitors are in µF unless otherwise noted. pF: µµF...
  • Page 13: Schematic Diagram - Main Section

    CFS-515S 5-3. SCHEMATIC DIAGRAM – MAIN SECTION – Refer to page 14 for Note. Refer to page 23 for IC Block Diagrams. Waveforms 4.9Vp-p 45.5Vp-p 12.6 µ sec 12.6 µ sec VOLT/DIV : 10 V AC T301 VOLT/DIV : 1 V AC T301 TIME/DIV : 5 µsec...
  • Page 14: Printed Wiring Boards - Tuner Section

    CFS-515S 5-5. SCHEMATIC DIAGRAM – TUNER SECTION – Refer to page 24 for IC Block Diagram. 5-4. PRINTED WIRING BOARDS – TUNER SECTION – Semiconductor Note: Location • X : parts extracted from the component side. • b : Pattern from the side which enables seeing.
  • Page 15 IC Block Diagrams (Main Section) IC101, 201 BA5417 T. S. D ST. BY FILTER IC301 BA3426AS REC EQ REC EQ LOGIC – 23 –...
  • Page 16 IC302 CXA1352AS 15dB 29dB VOLUME GRAPHIC EQUALIZER CONTROL BIAS GRAPHIC EQUALIZER 29dB VOLUME 15dB IC Block Diagram (T u ner Section) IC1 CXA1238S 26 25 24 23 22 21 FM FRONT-END AM FRONT-END FM IF / MPX REG. DISCRI PD 1 IF / DET COUNTER TUNING...
  • Page 17: Exploded Views

    SECTION 6 EXPLODED VIEWS NOTE : • -XX, -X mean standardized parts, so they • The mechanical parts with no reference The components identified by mark ! may have some difference from the original number in the exploded views are not or dotted line with mark ! are critical one.
  • Page 18: Cabinet (Front) Section

    6-2. CABINET (FRONT ) SECTION not supplied not supplied ECM301 supplied MF-W495-117 85 86 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-026-404-01 KNOB (F/T) * 72 1-669-566-11 VOL BOARD 3-024-758-01 KNOB (TUNE) 3-351-377-01 DAMPER 3-024-741-01 LID (R), CASSETTE * 74 1-669-567-11 REC SW BOARD 3-024-769-01 SPRING (OPEN), CASSETTE...
  • Page 19: Mechanism Deck Section-1

    6-3. MECHANISM DECK SECTION-1 (MF-W495-117) HP901 (DECK A) HRP901 (DECK B) DECK B HE901 not supplied M301 DECK B Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-025-846-01 LEVER (REC) (DECK B) * 116 3-008-591-01 SLIDER (PAUSE) 3-933-025-01 SPRING (P), TORSION 3-933-004-01 CLAW, REEL 3-933-026-01 LEVER (P)
  • Page 20: Mechanism Deck Section-2

    6-4. MECHANISM DECK SECTION-2 (MF-W495-117) S503 (DECK B) S504 (DECK A) S501 (DECK B) S502 (DECK A) DECK B Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-933-029-01 LEVER, ERASING PREVENTION (DECK B) X-3373-572-1 REEL ASSY (N), T 3-933-182-01 SPRING, CASSETTE 3-939-383-02 SPRING, COMPRESSION 3-932-995-01 GEAR (MID)
  • Page 21: Speaker Section

    6-5. SPEAKER SECTION SP101 (L-CH) SP201 (R-CH) SP102 (L-CH) SP202 (R-CH) supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3320-364-A BOX (L) (FRONT) SUB ASSY, SP (L-CH) * 204 1-670-292-11 RETAINER BOARD A-3320-367-A BOX (R) (FRONT) SUB ASSY, SP (R-CH) SP101 1-505-965-11 SPEAKER WOOFER (L-CH) 1-690-969-11 CORD, SPEAKER CONNECTION...
  • Page 22: Electrical Parts List

    BATT (+) BATT (-) SECTION 7 ELECTRICAL PARTS LIST ECM MAIN NOTE : • Due to standardization, replacements in the • SEMICONDUCTORS In each case, u : µ , for example : The components identified by mark ! parts list may be different from the parts uA..
  • Page 23 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C311 1-162-306-11 CERAMIC 0.01uF D415 8-719-991-33 DIODE 1SS133T-77 C312 1-162-306-11 CERAMIC 0.01uF D416 8-719-991-33 DIODE 1SS133T-77 C313 1-126-963-11 ELECT 4.7uF D417 8-719-991-33 DIODE 1SS133T-77 D418 8-719-991-33 DIODE 1SS133T-77 C314 1-126-961-11 ELECT 2.2uF...
  • Page 24 MAIN POWER (AC) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R204 1-249-417-11 CARBON 1/4W R410 1-249-429-11 CARBON 1/4W R205 1-249-428-11 CARBON 8.2K 1/4W R411 1-247-843-11 CARBON 3.3K 1/4W R412 1-249-421-11 CARBON 2.2K 1/4W R206 1-247-807-31 CARBON 1/4W R413 1-249-421-11 CARBON...
  • Page 25 POWER (AC) POWER (DC) REC SW TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > 1-126-963-11 ELECT 4.7uF 1-124-903-11 ELECT ! S901 1-552-921-00 SWITCH, POWER (VOLTAGE CHANGE) 1-162-841-11 CERAMIC 0.015uF 1-162-841-11 CERAMIC 0.015uF ************************************************************ 1-669-565-11 POWER (DC) BOARD 1-124-903-11 ELECT...
  • Page 26 CFS-515S TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > 1-669-566-11 VOL BOARD ********** 8-752-050-20 IC CXA1238S < VARIABLE RESISTOR > < COIL > RV301 1-223-761-11 RES, VAR, CARBON 50K (VOLUME) 1-422-317-31 COIL, AIR-CORE...

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