Pioneer KEH-P4830R Bedienungsanleitung

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan

PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.

PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium

PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 501 Orchard Road, #10-00, Wheelock Place, Singapore 238880

C PIONEER ELECTRONIC CORPORATION 1998 K-ZZU. OCT. 1998 Printed in Japan

ORDER NO.

CRT2258

MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER

KEH-P4830R X1M/EW

Service

Manual

CONTENTS

1. SAFETY INFORMATION............................................2

2. EXPLODED VIEWS AND PARTS LIST ......................2

3. SCHEMATIC DIAGRAM.............................................8

4. PCB CONNECTION DIAGRAM................................20

5. ELECTRICAL PARTS LIST........................................30

6. ADJUSTMENT.........................................................36

7. GENERAL INFORMATION.......................................38

7.1 PARTS ................................................................38

7.1.1 IC...............................................................38

7.1.2 DISPLAY ...................................................42

7.2DISASSEMBLY ...................................................43

7.3BLOCK DIAGRAM ..............................................44

8. OPERATIONS AND SPECIFICATIONS....................45

NOTE:

-See the separate manual CX-631(CRT1640) for the cassette mechanism description.

-The cassette mechanism assy employed in this model is one of 2L series.

-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.

KEH-P4800R X1M/EW

KEH-P4830R/X1M/EW

KEH-P4830R,P4800R

1. SAFETY INFORMATION

This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer.

Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair

complex products such as those covered by this manual.

Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty.

If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so

and refer the repair to a qualified service technician.

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

13,14,15,16,17,18

KEH-P4830R,P4800R

1 Carton(P4830R) CHG3568

Carton(P4800R) CHG3567

2 Contain Box(P4830R) CHL3568

Contain Box(P4800R) CHL3567

3 Cord Assy CDE5796

4 Accessory Assy CEA1917

5 Screw CBA1304

6 Handle CNC5395

7 Bush CNV3930

* 8 Polyethylene Bag E36-615

9 Polyethylene Bag CEG-162

10 Protector CHP2102

11 Protector CHP2101

12 Inner-box CHW1754

13 Owner’s Manual CRD2777

14 Owner’s Manual CRD2778

15 Owner’s Manual CRD2779

16 Installation Manual CRD2780

* 17 Passport CRY1013

* 18 Warranty Card CRY1087

19 Case Assy CXB3520

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.

-PACKING SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.

-Owner's Manual, Installation Manual

Model Part No. Language

KEH-P4830R/X1M/EW CRD2777 English,Spanish

KEH-P4800R/X1M/EW CRD2778 German,French

CRD2779 Italian,Dutch

CRD2780 English,Spanish,German,

French,Italian,Dutch

KEH-P4830R,P4800R

2.2 EXTERIOR

KEH-P4830R,P4800R

1 Screw BSZ26P050FMC

2 Screw BSZ30P050FMC

3 Cord Assy CDE5796

4 Fuse(10A) CEK1136

5 Plug CKM1290

6 Case CNB2350

7 Screw BSZ30P050FMC

8 Screw BSZ30P200FMC

9 Holder CNC5704

10 Cushion CNM5210

11 Insulator CNM5963

12 Tuner Amp Unit See Contrast table(2)

13 Screw BPZ26P080FMC

14 Screw BSZ26P080FMC

15 Screw BSZ26P160FMC

16 Cord CDE5750

17 FM/AM Tuner Unit CWE1466

18 Holder CNC6554

19 Pin Jack(CN301) CKB1035

20 Plug(CN603) CKM1288

21 Connector(CN701) CKS3408

22 Connector(CN602) CKS3568

23 Connector(CN601) CKS3581

24 Antenna Jack(CN402) CKX1056

25 Panel CNB2340

26 Holder CNC5399

27 Holder CNC6845

28 Holder CNC7996

29 Heat Sink CNR1505

30 Chassis Unit See Contrast table(2)

31 Screw ISS26P055FUC

32 Holder Unit CXB2687

33 Detach Grille Assy See Contrast table(2)

34 Screw BPZ20P060FMC

35 Screw BPZ20P100FZK

36 Button See Contrast table(2)

37 Button(1-6) CAC5785

38 Button See Contrast table(2)

39 Button See Contrast table(2)

40 Button See Contrast table(2)

41 Button(Eject) CAC5793

42 Button(Display) CAC5788

43 Button See Contrast table(2)

44 Button See Contrast table(2)

45 Spring CBH2103

46 Cover See Contrast table(2)

47 Housing CNV5528

48 Keyboard Unit See Contrast table(2)

49 LCD(LCD1901) See Contrast table(2)

50 Connector(CN1901) CKS3580

51 Holder CNC7981

52 Spacer CNM5043

53 Sheet CNM5941

54 Lighting Conductor CNV5527

55 Connector CNV5531

56 Grille Unit See Contrast table(2)

57 Button CAC4836

58 Spring CBH1834

59 Spring CBH1835

60 Spring CBH2182

61 Bracket CNC6135

62 Bracket CNC6791

63 Arm CNV4692

64 Arm CNV4693

65 Arm CNV4728

66 Panel Unit See Contrast table(2)

67 Door See Contrast table(2)

68 Spring CBH1838

69 Screw IMS20P030FZK

70 Case Assy CXB3520

71 Cassette Mechanism ModuleEXK3695

72 IC(IC1902) SBX8035-H

73 IC(IC302) TDA7384

74 Transistor(Q904) 2SD2396

(1) EXTERIOR SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.

Part No.

Mark No. Description KEH-P4830R/X1M/EW KEH-P4800R/X1M/EW

12 Tuner Amp Unit CWM6246 CWM6245

30 Chassis Unit CXB3015 CXB3014

33 Detach Grille Assy CXB3320 CXB3319

36 Button(Detach) CAC5929 CAC5789

38 Button(-) CAC5931 CAC5930

39 Button(EQ) CAC6136 CAC6135

40 Button(+) CAC5797 CAC5783

43 Button(Cross) CAC5799 CAC5786

44 Button(A,B) CAC5801 CAC5787

46 Cover CNS5131 CNS5130

48 Keyboard Unit CWM6257 CWM6110

49 LCD(LCD1901) CAW1542 CAW1506

56 Grille Unit CXB4063 CXB4062

66 Panel Unit CXB3022 CXB3021

67 Door CAT1835 CAT2028

KEH-P4830R,P4800R

2.3 CASSETTE MECHANISM MODULE

(2)CONTRAST TABLE

KEH-P4830R/X1M/EW and KEH-P4800R/X1M/EW have

the same construction except for the following:

KEH-P4830R,P4800R

Mark No. Description Part No. Mark No. Description Part No.

1 Screw BSZ20P040FMC

2 Washer CBF1037

3 Washer CBF1038

4 Washer CBG1003

5 Deck Unit EWM1021

6 Screw EBA1028

7 Screw EBA1037

8 Spring EBH1531

9 Spring EBH1575

10 Plug(CN251) CKS3540

11 Spring EBH1515

12 Spring EBH1587

13 Spring EBH1517

14 Spring EBH1518

15 •••••

16 Spring EBH1537

17 Cord EDD1020

18 Photo-interrupter(EGN2,3) EGN1006

19 Photo-interrupter(EGN1) EGN1005

20 Roller ENR1031

21 Shaft ELA1373

22 Pinch Roller ENV1518

23 Arm ENC1489

24 Arm ENC1397

25 Guide ENC1481

26 Holder ENC1417

27 Lever ENC1448

28 Arm ENC1488

* 29 Motor EXM1031

30 Belt ENT1027

31 Gear ENV1347

32 Collar ENV1508

33 Gear ENV1350

34 Flywheel ENV1500

35 Worm Gear ENV1439

36 Worm Wheel ENV1440

37 Gear ENR1028

38 Lever ENV1442

39 •••••

40 Gathering PCB ENX1037

41 Gathering PCB ENX1042

42 Switch(S1) ESG1004

43 Motor Unit(M2) EXA1485

44 Chassis Unit EXA1511

45 Pinch Holder ENV1485

46 Pinch Holder ENV1486

47 Reel Unit EXA1543

48 Head Base Unit EXA1457

49 Lever Unit EXA1438

50 Gear Unit EXA1574

51 Frame Unit EXA1458

52 Lever Unit EXA1439

53 Head Assy(HD1) EXA1506

54 Motor Unit(M1) EXA1490

55 Washer HBF-179

56 Screw BMZ20P022FMC

57 Spring EBH1545

58 Washer YE20FUC

59 Pinch Holder Unit EXA1529

60 Pinch Holder Unit EXA1528

-CASSETTE MECHANISM MODULE SECTION PARTS LIST

KEH-P4830R,P4800R

1234

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)

Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS

LIST”.

A-a A-b

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

4R7/16

223(B)

4R7/16

FM/AM TUNER UNIT

TAPE: -9dBs

FM: -15.5dBs

AM: -26dBs

For resistors and capacitors in the circuit diagrams, their resistance values or

capacitance values are expressed in codes:

Ex. *Resistors

Code Practical value

123 12k ohms

103 10k ohms

*Capacitors

Code Practical value

103 0.01uF

101/10 100uF/10V

KEYBOARD U

DECK UNIT

PM2007A

A-a

KEH-P4830R,P4800R

5678

PD4972A

TUNER AMP UNIT

CD: +2.2dBs

FM: +9.6dBs

AM: -0.9dBs

TAPE: -4dBs

CD: +10.3dBs

FM: +35.6dBs

AM: +25.1dBs

TAPE: +22.0dBs

CD: +36.3dBs

SYSTEM CONTROLLER

IP-BUS DRIVER

ELECTRONIC VOLUME

POWER AMP

RESET

8V REGULATER

VDD SWITCH

IP-BUS

CEK1136

TAPE: -4.2dBs

CN1901

UNIT

332/16

A-b

KEH-P4830R,P4800R

1234

4R7/16

FM/AM TUNER UNIT

FM: -15.5dBs

AM: -26dBs

PM2007A

A-a

A-a A-b

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