Kenwood KRC-535 Service Manual Download Page 11

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PC BOARD (Component Side View)

SWITCH UNIT

SWITCH UNIT
(X16-1540-XX)

SYNTHESIZER UNIT
(X14-6440-XX)

Refer to the schematic diagram for the values of resistors and capacitors.

KS5

KS2

KI4

KS4

KI1

KS1

KI5

KS3

KI2

KI3

C51

C52

C56

C55

RST

CLK

SRC

X16-1540-10 A/2 (J74-1305-12)

ED1

D23

D24

IC2

D10

D12

D11

D18

D20

D22

D21

D14

D13

D15

D17

D16

W104

W107

CP7

R170

R171

C174

R136

C109

R134

R124

R107

R115

R194

C41

R97

R98

R104

R301

R73

R71

R101

R165

R166

R72

R113

R117

R357

R102

R76

R77

R78

R111

R75

C38

R312

C89

R344

R302

R303

R339

R327

R103

R328

R308

R99

R309

R325

C95

C96

R321

C93

R116

R323

R326

R324

R322

R305

R304

R310

R193

C308

R347

C224

R338

R358

R359

C191

R330

R335

R172

C256

CP10

CP2

CP3

CP4

CP1

R333

R12
R14

R13

R11

C88

R169

C135

R162

C136

C137

R161

C157

C156

C138

R219

R220

R131

R192

C131

R340

R195

R114

R367

CP9

R196

CP8

C307

C305

R348

R286

R311

B E

B
E

B E

A8V

ILL+B

20MHz

TEST

IC2D

IC2C

SW5V

CLK

NOISE

IFC

PANEL5V

SDA
SCL

PMUTE

SVR

STBY

4.332MHz

NOISE

AUDIO

RESET

MCD/DATAS

SCD/DATAL

32KHz

C81

W10

R110

R100

C94

C111

C84

C133

C114

C90

C33

C32

C31

C34

W17

W16

W21

W14

W18

W13

W15

W20

C29

W11

W12

R123

C27

C30

C28

C169

W19

C112

R125

R108

L12

C190

C226

C222

C85

C132

C82

C87

C92

C154

R118

C253

C252

SMET

100

E
B
E

IC2

Q73

IC11

D52

D21

Q46

Q39

Q86

Q87

Q24

Q25

Q34

Q32

Q85

IC1

Q90

Q71

Q36

Q44

D16

D14

D12

Q26

Q28

D37

D36

D33

D15

D17

D13

D18

D11

D39

D40

D38

D43

CN2

Q42

Q38

D31

WH1

IC13

CN3

Q20

Q22

CN1

IC4

D41

CN4

D53

D42

D44

D46

D45

X14-6440-XX (J74-1140-12/J74-1397-02)

SYNTHESIZER UNIT

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0

T E L

1 3 9 4 2 2 9 6 5 1 3

TEL 13942296513 QQ 376315150 892498299

Summary of Contents for KRC-535

Page 1: ...6 03 Plastic cabinet assy A02 1497 13 DC cord E30 4940 05 Remote controller assy A70 2025 05 Escutcheon B07 3010 02 Bracket L J19 5051 03 Screw set N99 1722 05 Bracket R J19 5052 03 Front glass B10 4153 01 Knob PROG K25 1407 03 Knob UP DOWN K25 1408 03 Refer to the PARTS LIST Front glass B10 4222 03 The CASSETTE MECHANISM OPERATION DESCRIPTION is the same model D40 1122 05 Please refer to the serv...

Page 2: ...RM SW2 SRM SW1 RCLK QUAL RDATA NOISE S METER IFC IFC OUT PLL DATA PLL CLK MS OUT MTL ON OFF MODE 2 MODE 3 R REEL MODE 1 F REEL MS MODE F R MUTE DOLBY ON OFF DATA C CH RST CH MUTE DOLBY B C DATA H CH CON CH CLK REQ H REQ C TAPE IN SRM DET RESET SUB MOT2 SUB MOT1 SUB MOT3 CASS SRM MOTOR ILL ON AM B FM B SCK SDA PRE MUTE MUTE BEEP P MUTE ACC DET PHONE DIMMER EXT AMP CONT P CON P 5V P ON ANT CONT B U ...

Page 3: ...pplied Q25 ACC detection ON when the base goes H during ACC applied Q26 27 P ANT SW Q26 is turned ON when Q27 s base goes H Q28 31 P CON SW Q28 is turned ON when Q31 s base goes H Q32 Dimmer SW ON when the base goes H while vehicle small lamps turn on Q33 34 44 Illumination AVR ON when Q44 s base goes H Q36 SW 14V ON when base goes H Q37 38 Motor driver supply Q38 is turned ON when Q37 s base goes...

Page 4: ...cted H 24 DIMMER I Small detection terminal ON L OFF H 25 SW 5V O 5 V power supply terminal ON L OFF H 26 CH MUTE I Muting request from CH ON H OFF L 27 CH CON O CH control output ON H OFF L 28 CH REQH O Request output to CH Requested L 29 CH RST O Reset output to CH Normal L When the system is reset turns H then L in 400 ms after recovery from reset 30 EXT AMP CONT O External amplifier control te...

Page 5: ...ol output Same timing as P ON H during operation 71 Avdd Positive power supply terminal 72 Avss Grounding terminal 73 Avref I Reference voltage supply terminal for A D converter 74 PHONE I PHONE detection terminal TEL MUTE No more than 1 V NAVI MUTE 2 5 V or more 75 R REEL I Cassette mechanism reel pulse input REV Vth 2 5 V 76 F REEL I Cassette mechanism reel pulse input FWD Vth 2 5 V 77 N C I No ...

Page 6: ... DATA input terminal from CH 95 CH DATAH O DATA output terminal to CH 96 CH CLK I O CLOCK input output terminal from to CH 97 L DATA L I DATA line from LCD driver 98 L DATA S I O DATA line to LCD driver 99 L CLK I O CLK line to LCD driver Panel detected L 100 N C O Outputs Low No connection www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL ...

Page 7: ...st Mode 7 Audio related specifications A short press of the Q key initiates the audio adjustment mode Pressing the key on the remote initiates the audio adjustment mode Continuous holding of a remote control key is inhibited Bass Middle and Treble are adjusted in 3 steps of Min Center Max with the Track Up Down keys Balance is adjusted in 3 steps of Left Max Center Right Max with the Track Up Down...

Page 8: ...he security Mask key is approved reset ting the unit while holding the ATT and Preset 4 keys makes it possible to turn the power ON for 30 minutes After 30 minutes have elapsed it is not possible to return to the previous condition unless the unit is reset again Method of registration of the security code after EEPROM Tuner Unit Ass y replacement Code security model 1 Enter the test mode See 1 How...

Page 9: ...mode is initiated The display at this time should show in place of 3 Press and hold the key on the Master key remote for more than 3 seconds 4 When TRANSMIT2 is displayed press and hold the key on the Master key remote for more than 3 seconds 5 When APPROVED is displayed the Mask key is cleared the demonstration mode is initiated the test mode is terminated and the unit returns to the factory cond...

Page 10: ...ter position ATTENTION tongue Turn 2 times End of Roller ass y FPC Assembly of FPC Flexible PC board onto Roller ass y Turn Roller ass y by 2 times Hook the end of Roller ass y to the tongue Insert the FPC into the slit of Roller ass y then release the end of Roller ass y and the tongue Adjustment Points Adjusts Dolby Level Reactivates TCC 130 Dolby Level Tape and adjusts VR1 so that the test pin ...

Page 11: ...137 R161 C157 C156 C138 R219 R220 R131 R192 C131 R340 R195 X1 R114 R367 CP9 R196 CP8 C307 C305 R348 R286 R311 E B B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E A8V X2 ILL B 20MHz TEST IC2D IC2C SW5V CLK NOISE IFC PANEL5V 5V SDA SCL PMUTE SVR STBY 4 332MHz NOISE AUDIO RESET MCD DATAS SCD DATAL 32KHz C81 W7 W10 L6 L5 R110 R100 C94 C111 C84 L3 C133 C114 C90 C33 C32 C31 C34 W4 W9 W17 W16...

Page 12: ...86 C91 W103 R345 R346 C251 R191 R361 C306 R373 R371 R365 R341 R366 R337 R336 R370 R375 R374 R372 R331 R81 C304 R332 C301 C302 C303 R287 R289 R80 R96 R95 R112 R307 R82 R364 R306 L10 R83 R135 C42 W105 R90 R89 R74 C108 C80 C39 R315 R352 C40 TH1 C36 C37 R10 C35 R24 R34 R167 R198 R376 C225 C221 C223 R221 C5 C6 R199 R313 C97 R168 C172 W106 C173 R47 R37 R8 R9 R7 R23 R33 C59 R38 R48 C60 G O I 1 7 14 8 4 3...

Page 13: ...3 R11 10 11 1 40 C13 R10 C21 C20 R9 C7 R5 C25 C11 E B R13 R1 C1 W11 R2 C2 R3 C3 IC1 Q1 X87 3022 71 J74 1148 12 PC BOARD Component Side View Refer to the schematic diagram for the values of resistors and capacitors DOLBY UNIT Foil Side View DOLBY UNIT www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13...

Page 14: ...LK GRY BLK WHT BU 1 GND 6 3 ILLMI ORG WHT 2 YEL REAR R 4 5 VIOL P CON RED BLK ACC BLU WHT GRY FRONT R REAR L GRN BLK VIOL BLK 7 8 GRN FRONT L WHT BLK GRY BLK WHT 9 10 11 12 16 13 14 15 10 9 11 12 16 14 13 15 4 7 MS W11 R14 10K 24K R4 C4 470P C5 C24 R12 R11 ANT CONT BLU 8V 8V R REEL 11 C A E K C A NC 12 E K 3 2 C 1 MOT B 3 MODE2 7 F REEL 9 ANODE 10 PON 5V 8 MOED1 6 MODE3 MOT G 5 4 SUB 1 SUB 2 5V 5V...

Page 15: ...0 3 1K R123 1K R125 22K R106 1 2W 4 1 2W 0 1 C109 10K R312 47K R131 NC 12 31 R124 750 R126 2 2 11 52 C308 1 IC13 0 01 C108 8V 8V 8V 8V B B B B B 5V 5V 5V B B B B B 5V 5V B 5V B B B 5V 5V 5V 5V B B B B B B B B B B 5V 10 100K R81 100K 100K R82 F1 10A 20 19 25 B 44 43 42 12 79 ILL B ILL B 5V 5V 16 R107 B D33 SW5V Q20 B U 5V AVR Q21 Q22 Q23 D38 D39 D40 Q28 CN4 Q41 Q42 Q31 P CON SW MUTE Q29 Q30 D52 D12...

Page 16: ... 1K 22K R167 4 7uH L7 L6 4 7uH 4 5 10 13 47K R172 1 2 SW 2 SUB 1 2 6 SW 1 SRM DET GND SW 3 4 3 5 SUB 7 2 2K R196 2 2K R195 2 2K R192 100K R191 3 67 10 78 66 63 4 7K R218 47K R217 53 41 25 93 21 23 16 19 11 49 15 12 9 31 C252 47u6 3 4 7uH L9 4 7K R315 22K R348 10K R357 C306 R288 52 REMO NC CP1 100K 1K 2 2K 10 R306 2 2M R307 470 R344 1M R347 W102 98 R361 1K R345 R341 100K W104 R337 R336 1K R332 1K R...

Page 17: ...S42 S40 S39 S41 S44 S43 S45 S47 S50 S30 S29 S60 S59 S58 S57 S56 S55 S54 S53 S52 S51 C4 C1 C8 C2 C3 C7 C5 C6 KS1 KS4 KS2 KS3 CP3 1K C11 0 01 10K R16 R5 C4 0 1 C3 0 1 R4 C2 0 1 R3 C5 100 R9 2 2 C7 S49 S48 S25 S24 S50 S46 S47 S48 S49 28 29 30 31 32 S28 S27 S26 79 KI3 78 KI2 KI4 80 KI1 77 KS6 76 KI5 R13 1K 84 83 1 VDD S GND R10 CP1 470 R8 22K 97 98 99 100 97 98 99 100 C1 680P R1 43K GND2 VCC 4 3 GND1 ...

Page 18: ...4 301 303 302 304 790 ED1 X16 C D 1 2 3 24 23 KRC 535 865 KRC 535 865 EXPLODED VIEW MECHANISM EXPLODED VIEW UNIT Parts with exploded numbers larger than 700 are not suppied A B 1 2 3 Parts with exploded numbers larger than 700 are not suppied 58 56 57 52 53 54 CM1 CM2 25 21 24 45 23 65 65 66 66 67 67 10 11 1 31 30 34 33 9 9 HD1 17 15 4 22 12 12 20 5 6 7 26 48 48 49 27 94 91 92 94 D N G H C C F B E...

Page 19: ... G01 3065 04 EXTENSION SPRING 243 2D G01 3066 14 TORSION COIL SPRING 244 3D G01 3069 04 EXTENSION SPRING 245 2C G01 3080 04 TORSION COIL SPRING 246 2C G09 2038 04 FORMED WIRE 247 2C G09 2042 04 FORMED WIRE 248 2C G11 1927 04 CUSHION 251 2C G16 1177 04 SHEET H10 4768 12 POLYSTYRENE FOAMED FIXTURE K M1 H25 0329 04 PROTECTION BAG 280X450X0 03 H25 0337 04 PROTECTION BAG 180X300X0 03 H25 1108 04 PROTEC...

Page 20: ... E41 0084 05 PIN ASSY CN4 E40 5036 05 FLAT CABLE CONNECTOR J1 E58 0863 15 RECTANGULAR RECEPTACLE J2 E63 0853 05 PIN JACK J3 E56 0834 05 CYLINDRICAL RECEPTACLE P1 E23 0745 05 TERMINAL WH1 2D E30 4804 05 CORD WITH PLUG WH1 2D E30 4932 05 CORD WITH PLUG L1 L33 1039 05 LINE FILTER COIL L3 4 L40 4795 91 SMALL FIXED INDUCTOR 4 7UH J L5 L40 4791 17 SMALL FIXED INDUCTOR 4 7UH K L6 L40 4795 91 SMALL FIXED ...

Page 21: ...GB2A225J CHIP R 2 2M J 1 10W R308 309 RK73GB2A102J CHIP R 1 0K J 1 10W R310 313 RK73GB2A103J CHIP R 10K J 1 10W R315 RK73GB2A472J CHIP R 4 7K J 1 10W R322 RK73GB2A104J CHIP R 100K J 1 10W K R322 323 RK73GB2A104J CHIP R 100K J 1 10W M1 R324 RK73GB2A104J CHIP R 100K J 1 10W K R326 RK73GB2A104J CHIP R 100K J 1 10W R328 RK73GB2A104J CHIP R 100K J 1 10W R331 333 RK73GB2A102J CHIP R 1 0K J 1 10W R335 RK...

Page 22: ... DIGITAL TRANSISTOR M1 Q41 DTC114YK DIGITAL TRANSISTOR Q41 KRC107S DIGITAL TRANSISTOR Q42 2SB1443 TRANSISTOR Q43 DTC114YK DIGITAL TRANSISTOR SUB CIRCUIT UNIT X16 1180 10 SWITCH UNIT X16 1540 XX Q43 KRC107S DIGITAL TRANSISTOR Q44 UMC2N TRANSISTOR Q45 2SA1576A TRANSISTOR Q45 2SB1218A TRANSISTOR Q46 DTC144EK DIGITAL TRANSISTOR Q46 KRC104S DIGITAL TRANSISTOR Q71 DTA124EK DIGITAL TRANSISTOR Q71 KRA103S...

Page 23: ...W N 1B N19 2139 08 FLAT WASHER 2 1X4 0 CM1 1A T42 1002 08 MOTOR ASSY MAIN CM2 1A T42 1001 08 MOTOR ASSY SUB A HD1 2B T31 0226 08 PLAYBACK HEAD DOLBY UNIT X87 3022 71 CASSETTE MECHANISM ASSY D40 1146 05 SWITCH UNIT X16 1540 XX DOLBY UNIT X87 3022 71 CASSETTE MECHANISM ASSY D40 1146 05 R13 14 RK73GB2A102J CHIP R 1 0K J 1 10W R15 16 RK73GB2A103J CHIP R 10K J 1 10W R17 21 RK73FB2B331J CHIP R 330 J 1 8...

Page 24: ...3 16 2 1 16 6 5 16inch Weight 3 0lbs 1 4kg KRC 535 KRC 865 FM tuner section Frequency range 50kHz 87 5MHz 108 0MHz 200kHz 87 9MHz 107 9MHz Usable sensitivity S N 30dB 9 3dBf 0 8µV 75Ω Quieting Sensitivity S N 50dB 15 2dBf 1 6µV 75Ω Frequency response 3 0dB 30Hz 15kHz Signal to Noise ratio MONO 70dB Selectivity 400kHz 80dB Stereo separation 1kHz 40dB AM tuner section Frequency range 9kHz 531kHz 161...

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