Table of Contents
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SERVICE MANUAL
Ver 1.2 2003.12
• Frequency range
FM: Saudi Arabia: 87.5–107 MHz/
Other countries: 87.5–108 MHz
MW: Saudi Arabia: 530–1 605 kHz/
Other countries: 530-1 611 kHz/
SW1: 2.3–7 MHz/SW2: 7–22 MHz
• IF FM: 10.7 MHz,
MW/SW: 455 kHz
• Antennas FM/SW: Telescope/
MW: Built-in ferrite bar
• Recording system 4-track, 2-
channel stereo
• Frequency response 80–10 000Hz
• Speakers Woofer: 10 cm (4 inches)
dia., 6 Ω,cone type/Tweeter: 2 cm
13
(
⁄
inch) dia.
16
• Input CD/TV LINE IN jacks
(phono jacks), sensitivity 0.436 V,
input impedance 47 kΩ
• Output Headphones jack (stereo
minijack), for 6–32 Ω impedance
headphones
• Maximum Power output
10 W
Sony Corporation
9-873-310-03
2003L02-1
Personal Audio Company
© 2003.12
Published by Sony Engineering Corporation
CFS-1085S
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
SPECIFICATIONS
• Battery life
FM Recording: Sony R20P: Approx.
5 hours/Sony LR20 alkaline:
Approx. 10 hours
Playback: Sony R20P: Approx. 1.5
hours/Sony LR20 alkaline:
Approx. 3 hours
• Power requirements
110–120V/220–240 V AC
selectable, 50/60 Hz
9V DC, six R20 (size D) batteries
• Power consumption
AC 14 W
• Dimensions Approx. 579 x 206 x
197 mm (w/h/d) (22
7
7
⁄
inches) incl. projecting parts
8
and controls, not incl. handle
• Mass Approx. 4.6 kg (10 lb 2 oz)
incl. batteries
• Supplied accessory AC power
cord (1)
Design and specifications are
subject to change without notice.
RADIO CASSETTE-CORDER
E Model
CFS-1065S
MF-1055-117
7
⁄
x 8
1
⁄
x
8
8
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Related Manuals for Sony CFS-1085S
Summary of Contents for Sony CFS-1085S
- Page 1 MF-1055-117 SPECIFICATIONS • Frequency range • Battery life FM: Saudi Arabia: 87.5–107 MHz/ FM Recording: Sony R20P: Approx. Other countries: 87.5–108 MHz 5 hours/Sony LR20 alkaline: MW: Saudi Arabia: 530–1 605 kHz/ Approx. 10 hours Other countries: 530-1 611 kHz/ Playback: Sony R20P: Approx.
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Page 2: Table Of Contents
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. -
Page 3: General
CFS-1085S SECTION 1 GENERAL This section is extracted from instruction manual. Location of controls OPR/ VOLUME BATT PHONES FUNCTION SOUND SELECT BAND FINE TUNING TUNING FM STEREO CD/TV MAXI BASS LINE IN... -
Page 4: Disassembly
CFS-1085S SECTION 2 DISASSEMBLY Note: Disassemble the unit in the order as shown below. Power board Cabinet (rear) Cabinet (front) LED board, GE SW board, Mega bass SW board Main board, MIC board, VOL board Mechanism deck, Tuner board Record/playback head (HRP101), Erase head (HE301), Belt, Motor (M601) Note: Follow the disassembly procedure in the numerical order given. -
Page 5: Led Board, Ge Sw Board, Mega Bass Board
CFS-1085S 2-2. LED BOARD, GE SW BOARD, MEGA BASS SW BOARD Screw (2.6X8) LED board Bracket (B) board Screw (2.6X8) Bracket (B) board Screws (2.6X8) GE SW board Screws (2.6X8) Mega bass SW board Knob (job) Cabinet (front) 2-3. MAIN BOARD, MIC BOARD, VOL BOARD... -
Page 6: Mechanism Deck, Tuner Board
CFS-1085S 2-4. MECHANISM DECK, TUNER BOARD Screws (2.6X8) Screw (3X8) Screws (2.6X8) Mechanism deck Pointer chassis Tuner board Screws (2.6X8) Chassis Pointer Screws (2.6X8) Knob (tun) Screw (2.6X5) Cabinet (front) 2-5. RECORD/PLAYBACK HEAD (HRP101), ERASE HEAD (HE301), BELT, MOTOR (M601) -
Page 7: Dial Pointer Installation
CFS-1085S 2-6. DIAL POINTER INSTALLATION Knob (tune) Window Chassis Screw (2.6X5) (Fig-2) Knob (tune) Pointer Notch Pointer (Fig-1) Tuner board PVC shaft Chassis 1 Turn the PVC shaft fully counterclokwise. 2 Place the pointer in the chassis groove. 3 Line up the tip of the pointer with the notch in the chassis. -
Page 8: Adjustment
CFS-1085S SECTION 3 ADJUSTMENTS 3-1. MECHANICAL ADJUSTMENTS 3-2. ELECTRICAL ADJUSTMENTS TAPE SECTION PRECAUTION 1. Clean the following parts with a denatured-alcohol-moistened Switch location swab : FUNCTION switch....TAPE (RADIO OFF) record/playback head pinch roller SOUND SELECT....FLAT erase head rubber belts VOLUME......... - Page 9 CFS-1085S Tape Speed Adjustment Procedure : Mode : playback digital frequency test tape counter WS-48B (3kHz, 0dB) 32 Ω phones jack Adjustment Values : Digital frequencycounter 2,910 to 3,090Hz Frequency difference between the begining and the end of the tape should be within 1% (30Hz)
- Page 10 Adjustment Location : Mechanism deck CFS-1085S ) : Saudi Arabia model TUNER SECTION Switch location AM IF ADJUSTMENT FUNCTION switch....TAPE (RADIO OFF) Adjust for a maximum reading on level meter. SOUND SELECT....FLAT 455kHz VOLUME......mechanical center MEGA BASS......OFF MW FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter.
- Page 11 CFS-1085S FM VCO Adjustment Procedure : telescopic FM RF signal antenna generator frequency terminal 0.01 µ F counter 1 µ F 33k Ω Carrier frequency : 98MHz TUNER BOARD Modulation : no modulation (Conductor side) Output level : 0.032V (90dB) 1.
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Page 12: Diagrams
CFS-1085S SECTION 4 DIAGRAMS 4-1. CIRCUIT BOARDS LOCATION TUNER BOARD LED BOARD POWER BOARD GE SW BOARD MAIN BOARD VOL BOARD MIC BOARD MEGA BASS SW BOARD Note: • All capacitors are in µF unless otherwise noted. pF: µµF • Signal path. -
Page 13: Block Diagrams
CFS-1085S 4-2. BLOCK DIAGRAMS ANT1 FM/SW TELESCOPIC ANTENNA S1-8 L1, CT1 FREQUENCY COVERAGE CT1 CV1(1/4) S1-5 CV1(2/4) TRACKING S1-2 L2, CT2 S1-7 FREQUENCY COVERAGE CV1(3/4) S1-3 FM STEREO CV1(1-4) TUNING S1-6 TRACKING S1-6 S1-4 L6, CT6 FREQUENCY COVERAGE L8, CT8... -
Page 14: Printed Wiring Board - Main Section
CFS-1085S 4-3. PRINTED WIRING BOARD – MAIN SECTION – • See page 12 for Circuit Boards Location. MAIN BOARD VOL BOARD • Semiconductor Location Ref. No. Location D101 D201 LEFT DRY BATTERY D301 SIZE "D" D302 (IEC DESIGNATION R20) 1-683-143-... -
Page 15: Schematic Diagram - Main Section
CFS-1085S 4-4. SCHEMATIC DIAGRAM – MAIN SECTION – • See page 12 for Notes. • See page 12 for Waveforms. • See page 33,34,35 for IC Block Diagrams. -
Page 16: Schematic Diagram - Tuner Section
CFS-1085S 4-5. SCHEMATIC DIAGRAM – TUNER SECTION – • See page 12 for Notes. • See page 19 for IC Block Diagrams. -
Page 17: Printed Wiring Board - Tuner Section
CFS-1085S 4-6. PRINTED WIRING BOARD – TUNER SECTION – • See page 12 for Circuit Boards Location. ANT1 FM/SW TELESCOPIC TUNER BOARD ANTENNA CN304 MAIN BOARD CN304 FINE TUNING FERRITE-ROD ANTENNA E MODEL CV1-4 TUNING FM STEREO CNP1 BAND FM SW1 SW2 MW... -
Page 18: Ic Block Diagrams
CFS-1085S 4-7. IC BLOCK DIAGRAMS IC102,202 BA5417 (MAIN board) T. S. D ST. BY FILTER IC303 MM1468XD (MAIN board) CONT 8 VCC LATCH 7 TC VOUT IC301 TA2068N (MAIN board) LOGIC MONITOR MONITOR LINE LINE BUF AMP BUF AMP TAPE... - Page 19 CFS-1085S IC302 AN7338K (MAIN board) VREF MUTE τ FLAT FLAT REGULATOR BASS TREBLE TREBLE BASS FLAT FLAT ANALOG SWITCH IC1 CXA1538S (TUNER board) 26 25 24 23 22 21 FM FRONT-END AM FRONT-END FM IF / MPX REG. DISCRI PD 1...
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Page 20: Exploded Views
CFS-1085S SECTION 5 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may have • The mechanical parts with no reference number in some difference from the original one. the exploded views are not supplied. • Items marked “*” are not stocked since they are The components identified by •... -
Page 21: Front Panel Section
CFS-1085S Ver 1.1 2002.10 5-2. FRONT PANEL SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-3062-732-A MAIN BOARD, COMPLETE 3-930-899-01 SPRING (CASSETTE) 1-682-946-11 MIC BOARD 3-366-963-01 CUSHION (MIC) 3-351-377-01 DAMPER 3-930-888-01 KNOB (FUN) 1-683-142-11 LED BOARD 4-951-620-01 SCREW (2.6X8), +BVTP... -
Page 22: Speaker Section
CFS-1085S 5-3. SPEAKER SECTION SP101, 201 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3381-077-1 CABINET (FRONT)(L)SUB ASSY,SP 1-682-948-11 BRCKET (B) BOARD X-3381-078-1 CABINET (FRONT)(R)SUB ASSY,SP SP101 1-825-012-11 SPEAKER (10CM) (L-CH) 3-659-748-00 CLOTH, MASKING, UPPER CASE... -
Page 23: Mechanism Deck Section (1)
CFS-1085S 5-4. MECHANISM DECK SECTION (1) (MF-1055-117) HRP101 HE301 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-933-018-11 SLIDER (FF) 3-933-010-01 SPRING (S/P), TORSION 3-933-009-11 SLIDER (STOP) 3-933-025-01 SPRING (P), TORSION 3-933-008-11 SLIDER (PAUSE) 3-040-857-01 LEVER (P) -
Page 24: Mechanism Deck Section (2)
CFS-1085S 5-5. MECHANISM DECK SECTION (2) (MF-1055-117) S601 M601 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-3377-877-3 FLYWHEEL ASSY 3-933-029-01 LEVER, ERASING PREVENTION 3-932-993-01 CHASSIS, OUTSERT 3-933-182-01 SPRING, CASSETTE 3-343-358-01 RING, RETAINING 3-932-995-01 GEAR (MID) -
Page 25: Electrical Parts List
CFS-1085S SECTION 6 MAIN GE SW ELECTRICAL PARTS LIST Note: • Due to standardization, replacements in the parts list • SEMICONDUCTORS The components identified by In each case, u: µ , for example: may be different from the parts specified in the mark ! or dotted line with mark uA...: µ... - Page 26 CFS-1085S MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C218 1-127-884-21 CERAMIC 0.047uF C339 1-126-937-11 ELECT 4700uF C219 1-124-903-11 ELECT C340 1-104-665-11 ELECT C220 1-136-165-00 CERAMIC 0.1uF C221 1-136-356-11 CERAMIC 0.22uF C341 1-126-963-11 ELECT 4.7uF...
- Page 27 CFS-1085S MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q308 8-729-011-92 TRANSISTOR 2SC2001TP-K1K2 R225 1-249-385-11 CARBON 1/4W Q309 8-729-037-03 TRANSISTOR KTA1266GR-AT R226 1-249-385-11 CARBON 1/4W Q310 8-729-036-80 TRANSISTOR KRC110M R228 1-249-417-11 CARBON 1/4W Q340 8-729-037-24 TRANSISTOR KRA111M-AT...
- Page 28 CFS-1085S MAIN MEGA BASS SW POWER TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R365 1-249-409-11 CARBON 1/4W 0 F901 R366 1-247-843-11 CARBON 3.3K 1/4W 1-533-460-11 FUSE, GLASS TUBE (DIA.5) (T315mAL) 0 F902 1-533-471-11 FUSE, GLASS TUBE (DIA.5) (T2.5AL)
- Page 29 CFS-1085S Ver 1.2 TUNER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-249-417-11 CARBON 1/4W <CONNECTOR> 1-247-843-11 CARBON 3.3K 1/4W 1-249-429-11 CARBON 1/4W CNP1 1-580-163-11 PIN, CONNECTOR (PC BOARD) 2P 1-249-429-11 CARBON 1/4W <VALIABLE CAPACITOR> 1-249-429-11 CARBON...
- Page 30 CFS-1085S Ref. No. Part No. Description Remark MISCELLANEOUS ************* ANT1 1-501-383-21 ANTENNA, TELESCOPIC HE301 1-543-876-11 HEAD (ERASE) HRP101 1-500-364-11 HEAD,MAGNETIC (RECORD/PLAYBACK) M601 A-3304-619-A MOTOR ASSY (INCLUDING MOTOR PULLEY) S601 1-762-679-11 SWITCH, LEAF (MD POWER) SP101 1-825-012-11 SPEAKER (10CM) (L-CH) SP201...
- Page 31 CFS-1085S...
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Page 32: Revision History
CFS-1085S 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 2001.10...