Aiwa CA-DW540 Service Manual Download Page 20 | Manualshive

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SCHEMATIC DIAGRAM - 3/4 (MAIN -3/3, TUNER SECTION)

MAIN C.B-3/3 (TUNER SECTION)

SIGNAL

FM RF

1000P

5P

0.027

0.027

33P

1N4148M

1N4148M

330P

HVC202A

HVC202A

TP1

DTA144EKA

DTC114YKA

10.7MA5A

TU-L

TU-R

9B

10B

8B

7B

T

O

MAIN C.B-1/3 (DECK/AMP

SECTION)

6B

5B

2B

3B

1B

4B

A-GND

L003,TC001

AM TRACKING ADJ.

L004

AM VT ADJ.

L007

AM IF ADJ.

AM IFT W/C.F

L005

FM TRACKING ADJ.

L006

FM VT ADJ.

Q002-Q004

AM OSC

FM OSC

12P

JT

JW021

BL01RN1

JW023

BL01RN1

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Summary of Contents for CA-DW540

Page 1: ...RY COMPONENT SYSTEM CA DW540 S M Code No 09 02B 456 4R3 LH ST BASIC TAPE MECHANISM ZZM 2 PR3NC1 BASIC CD MECHANISM KSM 213CDM R E V I S I O N This Service Manual is Revision Publishing and replaces Si...

Page 2: ...s que ceux sp cifi s peut entra ner une dangereuse exposition aux radiations ADVARSEL Usynlig laserst ling ved bning n r sikkerhedsafbrydereer ude af funktion Undg uds ttelse for str ling This Compact...

Page 3: ...emiconductor laser Rotation speed Approx 500 200 rpm CLV Error correction Cross interleave Reed Solomon code Number of channels 2 channels D A conversion 1 bit DAC General Power requirements DC 12 V u...

Page 4: ...parts for service and will be stocked at the spare parts centers Components marked X and R are not designated as spare parts for after sales service and will not be stocked at the spare parts centers...

Page 5: ...ME TP a FRONT O C 6004 87 010 198 080 CHIP CAP S 0 022U 25V K B T a FRONT O C 6008 87 010 198 080 CHIP CAP S 0 022U 25V K B T a FRONT O C 6009 87 010 198 080 CHIP CAP S 0 022U 25V K B T a FRONT O C 60...

Page 6: ...RES 1 6W J 10Kohm TP a FRONT O R 0659 88 118 272 080 CHIP RES 1 10W J 2 7Kohm T a FRONT X R 0660 88 118 122 080 CHIP RES 1 10W J 1 2Kohm TP a FRONT O R 0664 88 118 223 080 CHIP RES 1 10W J 22Kohm TP...

Page 7: ...UF 10V M SME TP a MAIN O C 0039 SC ESM GS4 R7D ELEC CAP 4 7u 50V M SME TP a MAIN O C 0040 87 010 197 080 CHIP CAP S 0 01U 25V K B TP a MAIN O C 0041 87 010 178 080 CHIP CAP 1000P 50V K B TP 8 a MAIN O...

Page 8: ...330P 50V J CH TP a MAIN O C 0323 87 010 197 080 CHIP CAP S 0 01U 25V K B TP a MAIN O C 0324 87 010 197 080 CHIP CAP S 0 01U 25V K B TP a MAIN O C 0325 87 010 180 080 CHIP CAP 1500P 50V K B TP 8 a MAIN...

Page 9: ...S1 02D ELEC CAP 1000uF 10V M S CUT a MAIN O C 0477 87 010 197 080 CHIP CAP S 0 01U 25V K B TP a MAIN O C 0478 SC ESM CS1 01D ELEC CAP 100UF 10V M SME TP a MAIN O C 0479 87 018 134 080 AXIAL CAP 0 01U...

Page 10: ...345 080 DIODE 1N4148M DO 34 AI TAPING a MAIN S D 0532 SM TZJ 75B 000 ZENER DIODE MTZJ7 5B a MAIN S D 0761 87 070 345 080 DIODE 1N4148M DO 34 AI TAPING a MAIN S D 0762 87 070 345 080 DIODE 1N4148M DO...

Page 11: ...70ohm TP a MAIN X R 0021 SR C8J 002 71F CHIP RES 1 10W J 270ohmT8 a MAIN X R 0022 SR C8J 005 62F CHIP RES 1 10W J 5 6Kohm TP a MAIN O R 0023 88 118 102 080 CHIP RES 1 10W J 1Kohm TP 8 a MAIN X R 0024...

Page 12: ...ES S 1 10W J 27Kohm T a MAIN X R 0334 88 118 101 080 CHIP RES 1 10W J 100ohm TP a MAIN O R 0336 88 121 102 080 CARBON RES 1 6W J 1Kohm TP a MAIN O R 0338 88 118 473 080 CHIP RES 1 10W J 47Kohm TP a MA...

Page 13: ...ESISTOR 10K 1 8W 1206 a MAIN O R 0487 88 118 103 080 CHIP RES 1 10W J 10Kohm TP a MAIN O R 0488 88 118 104 080 CHIP RES 1 10W J 100Kohm TP a MAIN X R 0489 88 118 101 080 CHIP RES 1 10W J 100ohm TP a M...

Page 14: ...ATJ 601 01X CARBON RES 1 6W J 100ohm TP a MAIN X R 4006 SR ATJ 601 01X CARBON RES 1 6W J 100ohm TP a MAIN X R 6001 SR ATJ 603 34X CARBON RES 1 6W J 330kohm TP a MAIN O SFR0430 87 024 437 080 POTENTIAL...

Page 15: ...15 TRANSISTOR ILLUSTRATION 1 1 E B C E C B BCE 2SA1162 DTA144EKA DTC114TKA DTC114YKA KRC104S 2SA1296 2SA1318 2SC1815 2SC2001 2SC2240 KTC3198 2SA933 2SC1740 KRC108M KRC111M 2SB1655 E C B...

Page 16: ...A IN B IN A BIAS 8 13 1 2 9 11 12 14 7 10 MOTOR C B FRONT C B MAIN C B POWER C B SENSOR C B PIN1 CNA402 CN401 CNA501 LC867132V 5T98 M62495AFP 10 13 26 27 28 70 71 72 78 79 1 80 SPS 442 1 F1 REMOTE SE...

Page 17: ...17 MAIN C B POWER C B FRONT C B SENSOR MOTOR C B C B 240V WIRE HARNESS DIAGRAM 1 1...

Page 18: ...4 7K 100 10 470 10 1 50 33 25 C282 4 7 50 MTZJ7 5B 2SA933R 2SA1296GR 2SA933R 10 50 3300 25 J901 AC110 120V 220 240V 50 60Hz C902 D902 D901 C901 TAPE SPEED ADJ KRC108M 1N4148M 1N4148M 2SC1740R MTZJ8 2A...

Page 19: ...3 3 50 100 10 47 10 15K 390 100 50 220 10 10 50 10 50 4 7 50 KRC108M 2SB1655E 1N4148M LC78622NE 16 93MHz 1N4148M 1N4148M 1N4148M 100 10 470 10 100 10 4 7 50 10 50 1 50 1000P DTC114TKA FFC1 DTC114TKA...

Page 20: ...1N4148M 1N4148M 330P HVC202A HVC202A TP1 DTA144EKA DTC114YKA 10 7MA5A TU L TU R 9B 10B 8B 7B TO MAIN C B 1 3 DECK AMP SECTION 6B 5B 2B 3B 1B 4B A GND L003 TC001 AM TRACKING ADJ L004 AM VT ADJ L007 AM...

Page 21: ...BT H203D 31 RED 0 022 0 022 KRC111M 1N4148M LC867132V 5T98 2 7K 1N4148M 1N4148M 1N4148M KRC111M LED610 REMOTE SENSOR FRONT C B SENSOR C B 29 30 31 32 33 TO MAIN C B 1 3 DECK AMP SECTION 29 33 TO MAIN...

Page 22: ...C071 C092 R025 R014 C043 C029 C020 R016 R017 C002 C001 C017 C019 L007 L008 CF001 C018 C046 C048 C025 R007 C015 R006 L004 D003 D005 L006 R4006 R4005 R4003 R4001 R229 R236 R235 C246 R246 C236 R231 D201...

Page 23: ...WER C B M1 M2 SW1 M1 SPINDLE MOTOR SW1 INSIDE LIMIT SW J901 AC VOLTAGE M2 SLED MOTOR PIN1 MOTOR C B _ _ TO MAIN C B CNA402 JW902 AC 110 120V 220 240V 50 60Hz 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 A B C...

Page 24: ...Play back the 8kHz signal of the test tape and adjust screw so that the output becomes maximum CD SECTION 9 Focus Bias Adjustment Settings Test CD TCD 782 A BEX Test point IC401 PIN20 PIN58 Adjustment...

Page 25: ...ion button AC IN Normal playback Each servo circuit check If TOC READ is unavailable focus DRF waveform check RF waveform check 1 8 Vp p Approx search is continued 4 Sled mode PU moves to the innermos...

Page 26: ...26 LCD DISPLAY HLC7107ACT 9 1 1...

Page 27: ...27 IC BLOCK DIAGRAM 1 2 DECK L DECK L DECK R L OUT R OUT TAPE SELECT DECK R SW LW MW FM1 MUTE IF MUTE MONO BEAT AM 10 A GND IC BA3416BL IC M62495AFP IC LC72131D N...

Page 28: ...22 Level shift 10k 13k Vcc 21 20 19 18 17 16 15 Vcc Level shift 10k 13k 8 9 10 11 12 13 14 DRIVER MUTE Level shift 10k 13k IN A IN B REG B REG O MUTE GND IN B IN A SUB GND OP OUT OP IN OP IN IN B IN...

Page 29: ...sation setting pin Tracking jump signal kick pulse amplitude setting pin Tracking control signal output pin Focusing control signal output pin Pin to which external focusing phase compensation constan...

Page 30: ...smoothing capacitor is connected Tracking Balance Control EF balance variable range setting pin No connection Disc defect detector output pin Reference clock input pin 4 23 MHz of the DSP is input Mic...

Page 31: ...r phase control automatic selection monitoring output pin Rough servo at H Phase servo at L Track detect signal input pin Schmidt input Tracking error signal input pin Schmidt input Tracking OFF outpu...

Page 32: ...clock input pin Schmidt input Be sure to connected to 0V when not in use Pin outputting the 7 35 kHz sync signal which is generated by dividing frequency of crystal oscillator Subcode Q output standby...

Page 33: ...ift output of the microcomputer Hold status detection Microcomputer reset Connected to 32 768KHZ crystal oscillator GND Connected to 6MHZ Ceramic Filter Power supply for microcomputer 5V FM STEREO sta...

Page 34: ...ontrol output for TU functions LED ON OFF control output for TAPE functions Not Connected LED ON OFF control output for ROCK LED ON OFF control output for POP LED ON OFF control output for JAZZ Not co...

Page 35: ...20 21 21 22 23 65 53 51 53 53 53 25 42 26 27 B 29 32 30 11 31 41 33 34 36 37 35 38 39 40 44 43 46 64 49 50 54 55 56 45 47 57 58 59 60 61 A A P G D K K K C H L 13 71 7 J J I I I I I O O H M H H N N L L...

Page 36: ...T9 211 010 HOLDER Q SOUND ABS a O MC1031 8A CT9 205 210 LCD HOLDER ABS a X MC1032 M8 8ZK 390 070 KSM 213CDM a O MC1033 8A CT9 017 110 KNOB RTRY MIC ABS a O MC1034 8A CT9 204 010 HLDR POWER ABS a O MC1...

Page 37: ...allic Blue LL Light Blue GT Transparent Green LD Dark Blue DT Transparent Orange GM Metallic Green YM Metallic Yellow DM Metallic Orange PT Transparent Pink LA Aqua Blue GL Light Green HT Transparent...

Page 38: ...18 28 25 29 55 54 30 31 32 1 34 35 36 38 39 40 41 43 44 45 46 49 48 50 53 53 1 2 3 4 5 6 14 24 26 27 28 25 29 55 54 37 37 33 33 1 a b a b 34 42 38 39 40 10 7 8 9 11 12 10 43 44 45 46 47 15 47 51 51 5...

Page 39: ...6 8Z ZM2 214 110 GEAR IDL REW ZZM 2 a O ST1027 8Z ZM2 212 110 LEVER STOP ZZM 2 a O ST1028 8Z ZM1 207 010 LEVER FF a O ST1029 8Z ZM1 206 010 LEVER REW a O ST1030 8Z ZM1 211 210 LEVER REC 2 a O ST1031 8...

Page 40: ...40 CD MECHANISM EXPLODED VIEW 1 1 KSM 213CDM 1 2 COVER 6 5 A 4 3...

Page 41: ...ts centers Components marked X and R are not designated as spare parts for after sales service and will not be stocked at the spare parts centers UNIT NAME C REF NO PARTS NO PARTS NAME SUFFIX MODEL 41...

Page 42: ...03 120 280 PE a X 8A CT9 852 010 CUSHION BOTTOM C EPS a X 8A CT9 853 010 CUSHION TOP C EPS a X 87 B40 086 010 POLYBAG FOR I B 0 04x230x400z a X 8A CT6 855 010 CTN PRINTED 540LHSTC a X SF 440 014 40S H...

Page 43: ...er sales service Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers Components marked X and R are not designated as spare parts for afte...

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