background image

13

5

6

7

8

F

E

D

C

B

A

5

6

7

8

KEH-P2033R/XM/EW

A

+

VDT

VST

10P

C313

10P

C315

10P

C316

100

R305

100

R302

100

R303

10P

C314

100

R304

10/16

C3

R1

C2

9 10 11 12 13 14

15

16

17

18

19

20

1

2

4R7K

R300

R01

C318

4R7K

R301

R01

C317

PEE

VCK

SVIN_L

OUT_FL

OUT_RL

NC

DGND

CLK

SVIN_R

OUT_FR

NC

STB

DATA

OUT_RR

61

+

47K

R8

1K

R6

GND3

47K

R5

D2

R9

100K

2R2/50

C4

6.29MHz

X1

1SS355

D1

1

VOUT

2

VDD

3

NC

4

VSS

59

60

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

2R2K

R7

TX

RX

RCK

RDT

NL1

NC

XT2

MUTE

IPPW

IPPW

RESET

LDET

DSENS

ASENS

BSENS

VDD1

X2

X1

IC

XT1(TEST)

VDDO

AVREFO

SL

HZS7L(A1)

D603

R604

R001

C602

100K

R603

47K

R606

11ES2

D605

22K

R605

11ES2

D604

R047

C604

1

2

3

4

5

GND

GND

GND

OUT

VCC

GND

5

6

11

3

1

8

7

10

4

9

16

15 14 13 12

2

+

R47

C502

R47

C500

1R5K

R611

1K

R1

C603

2SD2396

Q604

10K

R607

2PD601A

Q601

2R2uH

L1

10K

R614

R01

C611

22K

R613

1R2K

R609

47K

R602

HZS9L(A2)

D609

R610

2PD601A

Q605

D608

1R8K

R616

1R8K

R615

100/10

C612

10K

R612

100P

C1

6

8

9

10

7

2SA2112

Q606

DTC114EK

Q607

GND1

FL

B.REM

FR

RR

FL

RL

ASENS

ILL+B

IN

GND

GND

GND

DIAG

+

+

+

220

R503

R47

C501

10K

R501

R1

C512

GND2

2R2/50

C351

2R2

C510

R47

C503

15K

R502

IMD2A

Q501

1

2

3

4

5

6

2R2

C509

R47

C505

DTC124EK

Q500

33/10

C511

820

R351

R47

C507

DAN202U

D500

10/16

C508

2R2/50

C350

R47

C506

100

R504

DTA124EK

Q351

R47

C504

R1

C513

10K

R500

3

2

1

6

5

4

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

820

R350

1R5K

R505

RCK

RDT

NL1

GND1

RL

RR

FR

SYSPW

ASENS

BSENS

SL

LDET

+

R0022

C352

R0022

C353

47K

R353

47K

R352

3

2

1

4

5

6

GND1

IMH3A

Q350

1

2

3

4

5

6

RCH

GND

LCH

+

+

+

22K

R608

R01

C607

R01

C606

11ES2

D606

47/16

C605

470/16

C608

GND1

2PD601A

Q603

HZS6L(B2)

D607

R01

C610

270

HZS9L(B3)

100/10

C609

R001

C516

R001

C517

R001

C518

R001

C519

R001

C520

R001

C521

R001

C522

R001

C523

2SB1181F5

Q602

RL+

FL+

FL-

RL-

FR+

FR-

RR-

RR+

+

11ES2

D600

100K

R600

3300/16

C600

11ES2

D601

HZS7L(C2)

D602

2PD601A

Q600

47K

R601

GND1

R1

C601

BSENS

CEK1208
10A

L600

FR-

FR+

FL-

FL+

RL+

RL-

RR+

RR-

FR-

FR+

FL-

FL+

RL+

RL-

RR+

RR-

ACC

B_REM

BU

600uH

DSENS

!

NOTE : Decimal points for resistor

and capacitor fixed values
are expressed as :
2.2    2R2
0.022    R022

← 

← 

The 

>

 mark found on some component parts indicates

the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation. 

FM  -2.5dBs

AM  -2.5dBs

TAPE 0dBs

RESET

PST3434UL

IC2

ELECTRONIC

VOLUME

B.REM

CN600

DC_CONNECTOR

ASENSE

BSENSE

TPD1018F

IC600

SW14V

COM9V

BU5V

POWER AMP

CN350

REAR OUT

FM  -3dBs
AM  -3dBs
TAPE-0.5dBs

TDA7384

IC500

1

2

3

4

5

6

7

8

9 10 11 12 13 14 1516 17 18

1

2

3

MUTE

Summary of Contents for KEH-P2030R

Page 1: ...nt symbols for good services This service manual does not describe the CD test mode For the operations in the CD test mode refer to the CD player s Service manual CONTENTS SAFETY INFORMATION 2 1 SPECIFICATIONS 3 2 EXPLODED VIEWS AND PARTS LIST 4 2 1 PACKING 4 2 2 EXTERIOR 6 2 3 CASSETTE MECHANISM 8 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 10 3 1 BLOCK DIAGRAM 10 3 2 OVERALL CONNECTION DIAGRAM 12 3 3 ...

Page 2: ...r glue to proper portions by the appropriate amount For replacement parts or tools the prescribed ones should be used 4 Shipping mode and shipping screws To protect the product from damages or failures that may be caused during transit the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual if necessary 1 Product safety You shou...

Page 3: ...3 5 6 7 8 F E D C B A 5 6 7 8 KEH P2033R XM EW 1 SPECIFICATIONS Backup current Less than 3mA 4 76cm sec 0 14cm sec 0 05cm sec ...

Page 4: ...4 1 2 3 4 1 2 3 4 F E D C B A KEH P2033R XM EW 2 EXPLODED VIEWS AND PARTS LIST 2 1 PACKING 11 8 10 13 14 12 7 4 1 3 2 5 6 9 ...

Page 5: ...9 14 Contain Box KEH P2033R CZH6602 Contain Box KEH P2030R CZH5600 Mark No Description Part No Mark No Description Part No PACKING SECTION PARTS LIST NOTE Parts marked by are generally unavailable because they are not in our Master Spare Parts List Screws adjacent to mark on the product are used for disassembly For the applying amount of lubricants or glue follow the instructions in this manual In...

Page 6: ...6 1 2 3 4 1 2 3 4 F E D C B A KEH P2033R XM EW 2 2 EXTERIOR ...

Page 7: ...A5579 38 Holder CZN6743 39 Connector CZN6745 40 Light Plate CZN6760 41 Lighting Conductor CZN6846 42 Rubber CZN6847 43 Sheet CZN6848 44 Screw BMZ26P040FMC 45 Bracket CZN6738 46 Mechanism CZX5514 47 Detach Grille Assy See Contrast table 2 48 Screw BPZ20P100FZK 49 Button DETACH See Contrast table 2 50 Button FF CZA5529 51 Button REW CZA5530 52 Button EJECT CZA5531 53 Button SOURCE CZA5566 54 Button ...

Page 8: ...8 1 2 3 4 1 2 3 4 F E D C B A KEH P2033R XM EW 2 3 CASSETTE MECHANISM ...

Page 9: ... 0036 4010 9 Arm 10138 2005 3 10 Shim 1 0138 1006 11 Pinch Arm F Assy 1 0036 6014 12 Spring 1 0363 4003 13 Screw 2 1032 0070 C2 14 Tape Guide 1 0038 2018 15 Link 1 0363 2006 16 Pinch Arm R Assy 1 0036 6013 17 Spring 1 0363 4004 18 Motor Assy M1 X 0363 7006 19 Power Switch S1 1 0363 7005 20 Mute Switch S2 1 0363 7001 21 Screw 213317040 C2 22 Screw 2 1032 0025 C2 23 Arm Assy X 0363 6003 24 Slide Swi...

Page 10: ... NL2 STIND COMP 15 16 21 8 2 3 4 1 13 AM RF ATT ANT ADJ FM RF T51 Q51 CF51 CF52 CF53 FM AM 1ST IF 10 7MHz MPXREF 41kHz AMDET IMG ADJ RF ADJ AM 2ND IF 450kHz CF202 EEPROM X901 10 25MHz B U5V Q150 12 Q101 COM9V 8 20 61 23 15 11 12 1 2 RDS DECODER Q100 B U5V IC150 PM4009A IC200 BA4560F EQ AMP 5 11 24 CN100 ANT 37 TUNER AMP UNIT FM AM TUNER UNIT A 8 7 6 5 2 1 1 3 8 7 6 2 1 5 SWITCH PCB M1 MOTOR ASSY M...

Page 11: ...1 10 6 56 57 58 60 5 54 69 70 66 55 65 Q800 B U5V 2 8 CN800 DGND ILLGND MUTE SYSPW X2 X1 BSENS B REM ASENS TX RX ASENB0 RESET 3 SW5V 7 1 6 39 SWVDD KEYBOARD UNIT Q605 IC1 000974500 SYSTEM CONTROLLER Q400 Q401 B U14V IC300 PML010A ELECTRONIC VOLUME 1 8 7 11 BUS BUS SWDB BUSL IC400 HA12187FP 6 5 5 1 2 6 5 2 4 37 IN4 L IN4 L IN1L IN3L FM AM 11 10 OUT_RL OUT_FL BUSL IC500 TDA7384 POWER AMP 15 IN3 RL 1...

Page 12: ...ROUT S1 BUS BUS VCC STB BUSL BUSR BUSR BUSL SWDB BUS BUS DSENS DGND SW5V NC KYDT DPDT ILL B ILLGND 2 3 4 5 8 6 7 1 9 11 10 15K R208 R01 C212 10K R213 100 6R3 C206 22K R410 100K R254 10 16 C211 100P C204 R01 C208 10K R214 33 10 C213 100K R255 R411 560K R206 100K R256 1 2 3 4 5 6 8 7 1 1 C309 R22 C306 10P C313 C307 R1 C301 R22 C305 10P C315 R22 C303 R22 C304 10P C316 10P C314 4R7uH L300 1 C308 1 C31...

Page 13: ...09 R47 C505 DTC124EK Q500 33 10 C511 820 R351 R47 C507 DAN202U D500 10 16 C508 2R2 50 C350 R47 C506 100 R504 DTA124EK Q351 R47 C504 R1 C513 10K R500 3 2 1 6 5 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 820 R350 1R5K R505 RCK RDT NL1 GND1 RL RR FR SYSPW ASENS BSENS SL LDET R0022 C352 R0022 C353 47K R353 47K R352 3 2 1 4 5 6 GND1 IMH3A Q350 1 2 3 4 5 6 RCH GND LCH 22K R608 R...

Page 14: ...EG13 SEG7 SEG9 SEG12 SEG8 SEG10 SEG11 SEG6 SEG5 SEG4 SEG3 SEG1 SEG2 COM3 COM0 COM2 COM1 KDT1 KDT0 KST0 KST1 KST2 KST3 COM0 COM1 COM3 SEG2 SEG1 SEG4 SEG3 SEG12 SEG6 SEG11 SEG5 SEG9 SEG10 SEG8 SEG7 SEG28 SEG20 SEG14 SEG27 SEG21 SEG25 SEG26 SEG24 SEG23 SEG13 SEG22 SEG17 SEG18 SEG16 SEG15 SEG34 SEG30 SEG31 SEG32 SEG33 SEG35 SEG37 SEG29 SEG36 SEG38 COM2 SEG19 SEG4 SEG3 SEG2 SEG1 SEG0 COM3 COM2 COM1 COM...

Page 15: ...SW900 SW926 SW928 SW929 SW920 SW907 SW916 SW905 SW924 SW931 SW922 SW917 SW909 SW904 SW915 SW925 SW911 SW906 SW913 SW908 SW930 CN900 1 2 3 4 5 6 7 8 PL902 PL901 PL900 KDT3 KDT2 KST4 KDT0 KDT1 KDT2 KST4 KDT3 KST0 KST1 KST2 KST3 DESNS DGND SW5V NC KYDT DPDT ILL B ILLGND LOCAL BTB 4 1 VOL AUDIO BAND 6 2 SOURCE LOUD 3 DISP CLOCK 5 VOL KEH P2030R KEH P2033R CZE2950 CZE2958 IVORY VW_RED ...

Page 16: ... X 0363 7006 MOTOR ASSY HD1 HEAD CN200 CN250 GND2 Rch Lch GND Rch Lch S1 TAPE TUN 1 0363 7005 S2 MUTE 1 0363 7001 S3 1 0363 7002 FWD REV Rch Lch TUNER AMP UNIT A FF REW GND1 N R MOTOR MOTOR TAPE IN GND3 8 5 4 3 2 1 6 7 8 5 4 3 2 1 6 7 M 2 1 3 2 1 3 C A 3 4 CASSETTE MECHANISM C ...

Page 17: ...17 5 6 7 8 F E D C B A 5 6 7 8 KEH P2033R XM EW ...

Page 18: ... dia gram 2 Viewpoint of PCB diagrams Capacitor Connector P C Board Chip Part SIDE A SIDE B A 1 3 5 7 4 2 6 8 B C BUS CONNECTOR CORD ASSY 1 2 3 4 5 6 7 8 9 10 11 CN400 17 CN600 18 1 2 3 4 5 6 7 8 R600 R603 R604 R800 R801 R802 R610 R615 R616 CN800 R254 C605 C608 C609 C612 CN250 C3 C4 D600 D601 D602 D603 D604 D605 D606 D607 D608 D609 D800 D801 D802 D803 D805 D250 L1 R6 R7 L400 L600 L800 X1 Q606 Q604...

Page 19: ... 15 17 19 21 23 25 1 2 CN100 3 CN350 2 3 1 1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 17 18 19 21 22 23 24 25 26 27 28 R210 R211 R212 CN200 R807 TU100 C206 C207 C211 C213 R252 R253 C600 D200 L100 L101 L102 D600 L300 D601 D606 DSP100 L150 L151 R116 C104 C107 C300 C302 R157 C508 R16 C511 C134 C135 R1 R2 C150 C152 C350 C351 X150 0 IC500 ET100 Q250 E SIDE A ...

Page 20: ...214 JC1 JC2 JC3 JC5 JC6 JC8 R100 R101 R102 R103 R104 R105 R106 R107 R108 R109 R300 R301 R302 R303 R110 R304 R111 R305 R112 R113 R114 R115 R117 R118 R119 R R502 R503 R504 R120 R121 R130 R131 R132 R133 R134 R135 R154 R155 R156 R350 R351 R352 R353 R3 R4 R200 R201 R202 R203 R204 R205 R206 R207 R208 R209 IC Q Q350 Q351 Q251 IC600 Q400 IC300 Q100 IC150 Q605 IC400 Q600 Q603 Q602 IC200 Q150 Q800 Q500 Q401...

Page 21: ... C601 C602 C603 C604 C606 C607 C800 C801 C610 C611 C1 C2 D1 Q501 IC600 Q150 IC2 C516 C517 C518 C519 C520 C521 C522 C523 Q400 Q401 Q600 Q601 Q602 Q605 Q607 Q800 R406 R407 R408 R409 R601 R602 R410 R411 R605 R412 R606 R413 R607 R414 R608 R415 R609 R416 R417 R803 R804 R805 R612 R613 R614 R255 R256 R505 R5 R8 R9 E E E E E E E E E 1 3 4 6 R806 10 5 20 21 40 41 60 61 80 1 1 5 6 1 4 8 1 2 3 4 E IC400 Q603...

Page 22: ...L900 1 2 7 8 CN900 3 5 4 6 CN800 PL902 R900 R901 R902 C900 C901 D900 B A B KEYBOARD UNIT CLOCK LOUD SW908 VOL VOL SW931 SOURCE DISP 1 2 3 4 5 6 42 40 35 SW915 SW916 SW921 SW922 SW927 SW928 SW925 SW926 SW917 SW918 SW923 SW924 SW906 SW907 SW913 SW914 SW919 SW920 SW904 SW905 SW929 SW930 SW911 SW912 ...

Page 23: ... 5 6 7 8 F E D C B A 5 6 7 8 KEH P2033R XM EW B SIDE A SIDE B RN901 17 16 1 32 33 48 49 64 R903 RN900 X900 IC900 PL901 LCD900 35 30 25 20 15 10 5 1 SW900 LOCAL SW901 SW910 BAND SW903 SW902 BTB AUDIO SW909 ...

Page 24: ...4 1 2 3 4 1 2 3 4 F E D C B A KEH P2033R XM EW 4 3 CASSETTE MECHANISM C SWITCH PCB 2 3 1 HD1 HEAD Rch Lch M1 MOTOR ASSY S1 TAPE TUN S2 MUTE 8 5 4 3 2 1 6 7 M 1 2 3 S3 FWD REV S3 A CN250 A CN200 3 2 1 C C ...

Page 25: ...6 Diode 11ES2 D 607 Diode HZS6L B2 D 608 Diode HZS9L B3 D 609 Diode HZS9L A2 D 800 Diode 1SS133 D 801 Diode 1SS133 D 802 Diode 1SS133 D 803 Diode 1SS133 D 804 Diode 1SS133 D 805 Diode 1SS133 L 1 Inductor LAU2R2J L 100 Ferri Inductor LAU4R7J L 101 Ferri Inductor LAU1R0J L 102 Ferri Inductor LAU1R0J L 150 Ferri Inductor LAU100J L 151 Ferri Inductor LAU101J L 300 Ferri Inductor LAU4R7J L 400 Inductor...

Page 26: ...R 505 RS1 16S152J R 600 RD1 4PU104J R 601 RS1 16S473J R 602 RS1 16S473J R 603 RD1 4PU104J R 604 RD1 4PU102J R 605 RS1 16S223J R 606 RS1 16S473J R 607 RS1 16S103J R 608 RS1 16S223J R 609 RS1 16S122J R 610 RD1 4PU271J R 611 RS1 16S152J R 612 RS1 16S103J R 613 RS1 16S223J R 614 RS1 16S103J R 615 RD1 4PU182J R 616 RD1 4PU182J R 800 RD1 4PU222J R 801 RD1 4PU222J R 802 RD1 4PU222J R 803 RS1 16S473J R 80...

Page 27: ...21 CKSRYB102K50 C 522 CKSRYB102K50 C 523 CKSRYB102K50 C 600 3300µF 16V CCH1018 C 601 CKSRYB104K50 C 602 CKSRYB102K50 C 603 CKSQYB104K50 C 604 CKSRYB473K50 C 605 CEAL470M16 C 606 CKSRYB103K50 C 607 CKSRYB103K50 C 608 470µF 16V CCH 086 C 609 100µF 10V CCH1191 C 610 CKSRYB103K50 C 611 CKSRYB103K50 C 612 100µF 10V CCH1191 C 800 CKSQYB104K50 C 801 CKSQYB104K50 Unit Number CZW5544 KEH P2033R CZW5543 KEH...

Page 28: ...screws Remove the three screws 1 Remove the Case Removing the Case not shown Disconnect the connector and then remove the Cassette Mechanism Removing the Grille Assy Fig 1 2 Release the two latches and then remove the Grille Assy 1 1 2 2 Cassette Mechanism Grille Assy 1 1 1 2 2 2 3 Tuner Amp Unit 2 Straight the tabs at five locations indicated 3 Remove the screw and then remove the Tuner Amp Unit ...

Page 29: ...1 10 11 12 9 1 RR 2 RL 3 RL 4 FL 5 FL 6 FR 7 FR 8 GND 9 BACK UP 10 B REMOTE 11 ACC 12 RR 8 9 10 11 5 6 7 1 2 3 4 1 BUS 2 GND 3 GND 4 NC 5 BUS 6 GND 7 BUS INPUT 8 ASENB 9 BUS R INPUT 10 BUS R INPUT 11 BUS L INPUT 1 0 1 0 ANTENNA REAR OUTPUT 7 1 2 CONNECTOR FUNCTION DESCRIPTION ...

Page 30: ... 25 CURRQ O C Tuner voltage FIX output 26 TUCE2 O C EEPROM chip enable output 27 SDBW I SD input at NF 28 NL2 I RDS noise level input 2 29 SD I SD signal input 30 ST I FM stereo input 31 32 NC Not used 33 VSS1 GND 34 36 NC Not used 37 FM AM O N FM AM band select pin H AM L FM 38 NC Not used 39 SWVDD O N Grille power supply control output 5V 40 NC Not used 41 DRST O C RDS reset output 42 RDSLK I RD...

Page 31: ...SENS I Backup power sense input 67 NC Not used 68 VDD1 Power supply 69 X2 Crystal oscillator connection pin 70 X1 I Crystal oscillator connection pin 71 IC GND 72 XT2 Not used 73 TESTIN I Test program mode input 74 AVDD A D converter power supply terminal 75 AVREF0 I A D converter reference voltage terminal 76 SL I Signal level input 77 NC Not used 78 NL1 I RDS noise level input 1 79 80 NC Not use...

Page 32: ...32 1 2 3 4 1 2 3 4 F E D C B A KEH P2033R XM EW PST3434UL PD6340A ...

Page 33: ...ut To be pulled up to the VDD at 47kΩ 16 CE1 I chip enable 1 AF RF chip enable Active at High To be grounded at 47kΩ 17 NC Not used 18 LDET O lock detector Active at Low To be pulled up to the VDD at 47kΩ 19 CREQ I current request Active at Low To be grounded at 47kΩ 20 NC Not used 21 COMP O composite signal FM composite signal output r out 100Ω 22 VCC power supply Analog section power supply pin ...

Page 34: ... SEG37 SEG36 SEG35 SEG34 SEG33 SEG32 SEG31 SEG30 SEG29 SEG28 SEG27 SEG26 SEG25 SEG24 SEG23 SEG22 SEG21 SEG20 SEG19 SEG18 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SEG2 SEG1 COM3 COM2 COM1 COM0 COMMON 7 2 2 DISPLAY CZA5579 ...

Page 35: ...SENS L ASENS L 300ms 300ms In case of the above signal the communication with Grille microcomputer may fail If the time interval is not 300msec the oscillator may be defective Completes power on operation After that proceed to each source operation Starts communication IPPW H Pin 59 ASENBO H Pin 58 SWVDD L Pin 39 with Grille microcomputer 7 3 OPERATIONAL FLOW CHART ...

Page 36: ... P2033R XM EW 7 4 CLEANING Before shipping out the product be sure to clean the following portions by using the prescribed cleaning tools Portions to be cleaned Cleaning tools Cassette heads Pinch rollers Cleaning paper GED 008 Capstans ...

Page 37: ...37 5 6 7 8 F E D C B A 5 6 7 8 KEH P2033R XM EW 8 OPERATIONS ...

Page 38: ...38 1 2 3 4 1 2 3 4 F E D C B A KEH P2033R XM EW ...

Page 39: ... 7 8 KEH P2033R XM EW About the fixing screws for the front panel If you do not operate the Removing and Attaching the Front Panel Function use the supplied fixing screws and fix the front panel to this unit Fixing screw CBA1488 ...

Page 40: ...e different In this case be sure to connect 2 to 5 and 4 to 3 8 27 Rear Speaker 27 Rear Speaker 28 Perform these connections when using the optional amplifier 17 Speaker leads White White black Gray Gray black Green Green black Violet Violet black Front left Front left Front right Front right Rear left Rear left Rear right Rear right 19 Power amp sold separately 25 Left 26 Right 23 Blue white 6 24...

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