Sanyo DCS-200, AWM-2100, DCC-200 Service manual

0 (0)

FILE NO.

Service Manual CD Radio Cassette Recorder AWM-2100 (US)

DC-C200

(CA)

DC-S200

(PA)

(AU)

(XE)

(KR)

US,CA

PA,AU,XE,KR

PRODUCT CODE No.

129 583 00 AWM-2100 (US)

129 583 01 DC-C200

(CA)

129 583 02 DC-S200

(XE)

129 583 03 DC-S200

(AU)

129 583 04 DC-S200

(PA)

129 583 05 DC-S200

(KR)

REFERENCE No. SM5810132

Specifications subject to change without notice.
- 1 -

SPECIFICATIONS

(This is basic specification)

(AMPLIFIER SECTION)

 

(GENERAL)

 

 

Output power ........................

5 w x 2 (at 4 ohms, 10% distortion) Power source ................

AC : 110 - 120/220 - 240V, 50/60Hz (PA)

Sound presets .......................

4 electronic presets

 

AC : 230 - 240V , 50Hz (AU,XE)

Bass expander ......................

+8dB ( at low volume level)

 

AC : 120V , 60Hz

(US,CA)

VIDEO in (AUDIO) ................

400 mV/50 kohms

Power consumption ......

42W

 

Inputs ....................................

VIDEO : 400 mV/50k ohms

Dimensions ...................

279 (W) x 290 (H) x 348 (D) mm

Outputs ..................................

SPEAKER : 4 ohms

Weight (approx.) ............

5.8 kg

 

 

PHONES : 32 ohms

(RB-S200 WIRELESS REMOTE CONTROL)

 

(TUNER SECTION)

 

Power requirements ......

2 "AA" batteries

 

(FM)

 

Dimensions ...................

approx. 55(W) x 163(H) x 3(D) mm

Frequency range ...................

87.5 - 108 MHz (200kHz steps)

Weight ...........................

approx. 85g ( without batteries)

 

Usable sensitivity ..................

26 dBf (mono)

(AWM-2100SP SPEAKER SYSTEM)

 

(AM)

 

Type ..............................

Full range bass reflex

 

Frequency range ...................

530 kHz - 1710 kHz (10kHz steps) Drivers ...........................

4.7" Dia (12 cm)

 

Usable sensitivity ..................

200 µ V/m (AM loop antenna)

Unit used .......................

12 cm cone type

 

(CASSETTE DECK SECTION)

Maximum power-handling capacity

 

Track System ........................

4-track, 2-channel stereo

......................................

10 W (peak)

 

Erasing System .....................

Magnet erase

Nominal impedance ......

4 ohms

 

Frequency response .............

25 Hz to 8 kHz

Dimensions ...................

191 (W) x 290 (H) x 183 (D) mm

Wow / Flutter .........................

0.3%(WRMS)

Weight (approx.) ............

1.4 kg (per speaker)

 

Fast forward/rewind time .......

Approx. 120 sec. (C-60)

(SX-SR2100 SURROUND SPEAKER SYSTEM) (US , CA)

Signal-to-noise ratio ..............

45 dB

Type ..............................

Full range

 

Tape speed ...........................

4.75 cm/sec.

Drivers ...........................

3.1" Dia (8 cm)

 

(CD SECTION)

 

Unit used .......................

12 cm cone type

 

Type ......................................

Changer, 3disc

Maximum power-handling capacity

 

Channels ...............................

2 channel stereo

......................................

7 W (peak)

 

S/N ratio ................................

60 dB

Nominal impedance ......

6 ohms

 

Wow / Flutter .........................

Below measurable limits

Dimensions ...................

168 (W) x 88 (H) x 120 (D) mm

 

Sampling frequency ..............

44.1 kHz

Weight (approx.) ............

340 g (per speaker)

 

Quantization ..........................

16 bits linear/ch

 

 

 

Pick-up ..................................

Optical 3-beam

 

 

 

 

Semi-conductor laser

 

 

 

Pickup wave length ...............

790 nm

 

 

 

Laser output ..........................

Continuous wave max. 0.6 mW

 

 

 

Frequency response .............

20 Hz to 10 kHz

 

 

 

SAFETY PRECAUTION

• Pickup that emits a laser beam is used on this CD section.

CAUTION – INVISIBLE LASER RADIATION WHEN OPEN AND

INTERLOCKS DEFEATED. AVOID EXPOSURE TO BEAM.

ADVARSEL – USYNLIG LASER STRÅLING VED ÅBNING, NÅR

SIKKERHEDSAFBRYDERE ER UDE AF FUNKTION, UNDGÅ UDS ÆTTELSE

FOR STRÅLING.

VARNING – OSYNLIG LASER STRÅLNING NÄR DENNA DEL ÄR ÖPPNAD

OCH SPÄRR ÄR URKOPPLAD. STRÅLEN ÄR FARLIG.

VORSICHT – UNSICHTBARE LASERSTRAHLUNG TRITT AUS, WENN DECKEL GEÖFFNET UND WENN SICHERHEITSVERRIEGELUNG ÜBERBRÜCKT IST. NICHT, DEM STRAHL AUSSETZEN.

VARO – AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA

NÄKYMÄTTÖMÄLLE LASERSÄTEILYLLE. ÄLÄ KATSO SÄTEESEEN.

(AU,PA,XE)

CD ADJUSTMENTS

CD PLAYER ADJUSTMENT PROCEDURES

Adjusting Conditions:

-Test disc: Sony YEDS-18

-Pre-operating : Push open/close key to open the CD tray.

Load test disc YEDS-18, then push this key once against to close tray.

-Oscilloscope:

1)Adjustment of E/F balance

-After TOC. push play/pause key once to play and push SEARCH key to search.

-Connect the scope between the measurement points.(TSO , V-CEN)

-Then adjust the VR701 until A=B( as figure A)

2) Adjustment of RF (EYE PATTERN)

Figure A

-After TOC. push play/pause key once play.

-Connect the scope and Jitter meter between the measurement points (RF , V-CEN)

-Adjustment VR702 until the wave form of eye pattern. Become may or jitter value MIN. (as Figure B)

Figure B

- 2 -

TAPE DECK ADJUSTMENTS

Play/Record and Playback Head Azimuth Adjustment.

To adjust the play/record and playback head azimuth screw :

 

PUSH

DECK "B"

 

 

PUSH

DECK "A"

 

HEAD AZIMUTH ADJ.

PUSH

 

1. Connect two (2) VTVMs and a dual trace scope to the stereo headphone Jack (as shown) with a 32 ohm dummy load.

(See Figure 1 )

Figure1. Azimuth Adjustment

2.Insert a 8 kHz test tape into the tape mechanism and play it back.

3.While playing back the test tape, slowly turn the azimuth adjusting screw until the amplitude of both channel output waveforms is maximum and inphase. (See Figure 2 )

4.Secure the azimuth screw in place with glue or paint after making the adjustments.

Figure2. Head output Signal

- 3 -

TAPE DECK ADJUSTMENTS

Tape Speed Adjustment

1. Set the function switch to TAPE.

MOTOR SPEED ADJ.

2. Connect a frequency counter with a 32 ohm dummy load to the stereo headphone jack. (See Figure 3.)

Figure3. Tape Speed Adjustment

3.Insert and play back a 8 kHz test tape into the tape mechanism.

4.Insert an insulated alignment tool and adjust the tape speed potentiometer until the frequency counter indicates 2940 Hz to 3090 Hz.

Record AC Bias Frequency alignment procedure

1.Insert a cassette tape into the cassette compartment.

2.Connect the frequency counter to the MAIN PCB ( C375).

3.Press the REC button.

4.Adjust T305.

5.Adjust for 61 kHz ± 2 kHz.

- 4 -

TUNER ADJUSTMENTS

(This is basic adjustment)

PARTS LOACTION

Equipment needed:

1.AM Signal generator

2.FM Signal generator

3.DC Voltage meter

4.Oscilloscope

5.Output meter (VTVM )

AM Alignment-: Use AM S/G and loop antenna

Figure4. AM IF/RF Tracking

Band

STEP

S/G FREQUENCY

DIAL SETTING

ADJUSTMENT

REMARKS

AM-IF

 

 

 

 

Adjust for best IF waveform

1

450 kHz

600 kHz

T301

( at detector output)

 

 

 

 

 

 

 

2

530 kHz

530 kHz

T303

Adjust for VT=1V

 

3

600 kHz

600 kHz

T302

Adjust for maximun

AM-RF

indication.

 

 

 

 

 

 

 

 

 

4

1400 kHz

1400kHz

TC302

Adjust for maximun

 

 

indication.

 

 

 

 

 

 

 

 

 

 

 

 

5

Repeat step 2 and 4 as required

 

 

 

 

 

 

 

 

- 5 -

TUNER ADJUSTMENTS

(This is basic adjustment)

FM Alignment:

Figure5. FM Band Frequency Coverage Alignment

Connect FM signal to ANT inputs (mod. 1 kHz 22.5 kHz dev.)

Figure6. FM Band/Tracking

Band

Step

S/G FREQUENCY

DIAL SETTING

ADJUST

REMARK

 

 

 

 

 

 

 

1

87.5 MHz

87.5 MHz

L303

Adjust for VT=2.6V

 

 

 

 

 

 

 

2

90.1 MHz

90.1 MHz

L302

Adjustment for

 

maximum output

FM-RF

 

 

 

 

 

 

 

 

 

3

106.1MHz

106.1MHz

TC301

Adjustment for

 

 

maximum output

 

 

 

 

 

 

 

 

 

 

 

 

4

 

Repeat steps 1 and 3 as required.

 

 

 

 

 

 

 

 

 

 

 

 

 

- 6 -

Sanyo DCS-200, AWM-2100, DCC-200 Service manual

EXPLODED VIEW(CABINET & CHASSIS)

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- 7 -

PARTS LIST

PRODUCT SAFETY NOTICE

EACH PRECAUTION IN THIS MANUAL SHOULD BE FOLLOWED DURING SERVICING. COMPONENTS IDENTIFIED WITH THE IEC SYMBOL ! IN THE PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN OF SPECIAL SIGNIFICANCE. WHEN REPLACING A COMPONENT IDENTIFIED , USE ONLY THE REPLACEMENT PARTS DESIGNATED, OR PARTS WITH THE SAME RATINGS OF RESISTANCE, WATTAGE OR VOLTAGE THAT ARE DESIGNATED IN THE PARTS LIST IN THIS MANUAL. LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS MUST BE MADE TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE PRODUCT TO THE CUSTOMER.

CAUTION : Regular type resistors and capacitors are not listed. To know those values, refer to the schematic diagram. Regular type resistors are less than 1/4W carbon type and 0 ohm chip resistors.

Regular type capacitors are less than 50V and less than 1000 F of Ceramic type and Electrolytic type.

PACKING & ACCESSORIES

REF.NO.

PART NO.

DESCRIPTION

REF.NO.

PART NO.

DESCRIPTION

31

645 043 2347

KNOB CAP FUNCTION

 

645 029 1760

POLYBAG W/RCY,AC CORD

32

645 043 2088

BKT KNOB,FUNCTION/BAND

 

645 043 2668

CARTON CASE,OFF SET(US)

33

645 043 2408

KNOB PWR/MEM/MODE

 

645 043 2699

CARTON CASE,OFF SET(CA)

34

645 043 2385

KNOB DISC SELECT

 

645 043 3276

CARTON CASE,OFF SET(PA)

35

645 043 2392

KNOB CD CONTROL

 

645 043 3283

CARTON CASE,OFF SET(AU)

36

645 043 2101

BKT MOTION LED REFLE

 

645 043 3290

CARTON CASE,OFF SET(XE)

37

645 043 2361

KNOB CAP PRESET DOWN,DOWN

 

645 043 2712

POLYBAG,FOR AM ANT LOOP

38

645 043 2378

KNOB CAP PRESET UP,UP

 

645 043 2729

POLYBAG,I/B

39

645 043 2095

BKT PRESET KNOB,UP/DOWN

 

645 043 2736

POLYBAG,MAIN UNIT

40

645 043 2415

KNOB SOUND PRESET/BA

 

645 043 2743

POLYFOAM TOP,MAIN TOP

41

645 043 2484

SIDE PANEL L

 

645 043 2750

POLYFOAM BOTTOM,MAIN BOTTOM

42

645 043 2446

CAB TOP REAR

 

645 043 2897

INSTRUCTION MANUAL(US)

43

645 043 2651

FIBRE BOARD,REV 1

 

645 043 2910

INSTRUCTION MANUAL(CA)

44

645 043 2170

BKT 3CD L

 

645 043 3306

INSTRUCTION MANUAL(PA)

45

645 043 2187

BKT 3CD R

 

645 043 3320

INSTRUCTION MANUAL(AU)

46

645 043 2163

BKT PCB MTG D,UNDER PWR BD

 

645 043 3313

INSTRUCTION MANUAL(XE)

47

645 043 2194

HOLDER AC CORD

 

645 043 2927

POLY BUBBLE BAG,MAIN BOTTOM

48

645 043 1883

SIDE PANEL BKT L/R

 

645 041 7153

REMOCON,

49

645 043 1906

SIDE PANEL BKT L

 

 

U-RE-SAN REMOTE ASSY

50

645 043 1890

SIDE PANEL BKT R

CABINET & CHASSIS

 

51

645 043 2156

BKT PCB MTG B,BOTTOM WOODEN

 

52

645 043 2149

BKT PCB MTG A,BOTTOM WOODEN

REF.NO.

PART NO.

DESCRIPTION

53

645 043 2644

WOODEN PLATE BOTTOM

1

645 043 2026

CASS DOOR LENS L

54

645 043 1876

CAB METAL BOTTOM BKT

2

645 043 2033

CASS DOOR LENS R

55

645 043 2590

RUBBER STAND

3

645 043 2507

CASS DOOR L

56

645 043 2491

SIDE PANEL R

4

645 043 2514

CASS DOOR R

57

645 043 0640

ASSY TOP LENS

5

645 043 2064

CASS DOOR BKT L

58

645 043 2019

DISPLAY LENS

6

645 043 2071

CASS DOOR BKT R

59

645 043 0763

3CD CHANGER + CTL PC,

7

645 043 1814

CASS DOOR SPRING,SUS304

 

 

CDM3C/ASSY PWB 3CD DRIVE(US)

8

645 043 2224

KNOB VOL,UP/DOWN

FIXING PARTS

 

9

645 043 2200

VOL DECORATION RING

 

10

645 043 2521

CD CHANGER DOOR

REF.NO.

PART NO.

DESCRIPTION

11

645 043 2439

CAB FRONT

Y01

645 029 1548

SCREW M3X6 BH/MS,

12

645 043 1838

3CD MTG BKT L

 

 

F CAB TO CAB MTL BOTT BK

13

645 043 1852

CAB MTG BKT

Y02

645 029 1616

SCREW 3X8 BH/ST,

14

645 043 1821

HEADPHONE MTG PLATE,M14

 

 

3CD TO 3CD M BKT L/R

15

645 043 0671

CD GEAR ASSY

Y03

645 029 1616

SCREW 3X8 BH/ST,CAB MTG BKT

16

645 043 1845

3CD MTG BKT R

Y04

645 029 1616

SCREW 3X8 BH/ST,H/P PLT

17

645 043 2217

BKT DRAWER FIXING

Y05

645 029 1616

SCREW 3X8 BH/ST,GEAR HOLDER

18

645 043 2231

KNOB CASS RECORD B

Y07

645 029 1609

SCREW 2.6X10 BH/ST,KEY BD A

19

645 043 2248

KNOB CASS PLAY B

Y08

645 029 1623

SCREW 3X10 BH/ST,DECK TO F/C

20

645 043 2255

KNOB CASS REWIND B

Y09

645 029 1586

SCREW 2.6X8 BH/ST,

21

645 043 2262

KNOB CASS F FWD B

 

 

FUN/BAND KNOB BKT,

22

645 043 2279

KNOB CASS STOP/EJECT

 

 

PRESET UP/DOWN KNOB BKT

23

645 043 2286

KNOB CASS PAUSE B

Y10

645 029 1586

SCREW 2.6X8 BH/ST,

24

645 043 2293

KNOB CASS PLAY A

 

 

PO/MEM/MODE KNOB,

25

645 043 2309

KNOB CASS REWIND A

 

 

KEY BD A FUN/BASS

26

645 043 2316

KNOB CASS F FWD A

Y11

645 043 1968

SCR 3X8,PCB BKT A

27

645 043 2323

KNOB CASS STOP/EJECT

Y12

645 029 1586

SCREW 2.6X8 BH/ST,

28

645 043 2330

KNOB CASS PAUSE A

 

 

CD CONTROL KNOB

29

645 043 1869

CASS KNOB STOPPER

Y13

645 029 1586

SCREW 2.6X8 BH/ST,

30

645 043 2354

KNOB CAP BAND

 

 

CD CTL/DISC SELECT KNOB

- 8 -

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