Pioneer KEH-P2800 - Radio / Cassette Player 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. 253 Alexandra Road, #04-01, Singapore 159936

C PIONEER ELECTRONIC CORPORATION 1998 K-ZZB. DEC. 1998 Printed in Japan

ORDER NO.

CRT2268

MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM/AM TUNER

KEH-P2800 X1M/UC

Service

Manual

KEH-P3850 X1M/ES

KEH-P2800/X1M/UC

NOTE:

-See the separate manual CX-644(CRT1800) for the cassette mechanism description.

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

CONTENTS

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

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

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

4. PCB CONNECTION DIAGRAM................................18

5. ELECTRICAL PARTS LIST........................................26

6. ADJUSTMENT.........................................................32

7. GENERAL INFORMATION.......................................34

7.1 PARTS ................................................................34

7.1.1 IC...............................................................34

7.1.2 DISPLAY ...................................................38

7.2 DISASSEMBLY ..................................................39

7.3 BLOCK DIAGRAM .............................................40

8. OPERATIONS AND SPECIFICATIONS....................41

KEH-P2800,P3850

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

1. SAFETY INFORMATION

CAUTION

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.

WARNING

This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of

California to cause cancer, birth defects or other reproductive harm.

Health & Safety Code Section 25249.6 - Proposition 65

KEH-P2800,P3850

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

Part.No

Mark No. Description KEH-P2800/X1M/UC KEH-P3850/X1M/ES

1 Cord Assy CDE5805 CDE5805

2 Spring CBH1650 CBH1650

3 Screw Assy CEA2351 CEA2351

4 Screw CBA1304 CBA1304

* 5 Polyethylene Bag CEG-127 CEG-127

6 Screw(x4) CRZ50P090FMC CRZ50P090FMC

7 Screw(x4) TRZ50P080FMC TRZ50P080FMC

* 8 Polyethylene Bag CEG-158 CEG-158

9 Handle(x2) CNC5395 CNC5395

10 Bush CNV3930 CNV3930

11 Polyethylene Bag CEG1173 CEG-162

12 Carton CHG3598 CHG3599

13 Contain Box CHL3598 CHL3599

14 Protector CHP1622 CHP1622

15 Protector CHP1623 CHP1623

16 Owner’s Manual CRD2804 CRD2801

17 Owner’s Manual Not used CRD2802

18 Installation Manual CRD2805 CRD2803

* 19 Card ARY1048 Not used

20 Case Assy CXB3520 CXB3520

-Owner's Manual, Installation Manual

Model Part No. Language

KEH-P2800/X1M/UC CRD2804 English,French,Spanish

CRD2805 English,French,Spanish

KEH-P3850/X1M/ES CRD2801 English,Spanish,Portuguese(B)

CRD2802 Chinese,Arabic

CRD2803 English,Spanish,Portuguese(B),Chinese,Arabic

KEH-P2800,P3850

2.2 EXTERIOR

KEH-P2800,P3850

1 Screw BSZ26P050FMC

2 Screw BSZ30P100FMC

3 Cord Assy CDE5805

4 Case CNB2481

5 Panel CNS5214

6 Screw BSZ30P055FUC

7 Screw BSZ30P060FMC

8 Screw BSZ30P100FMC

9 Holder CNC5704

10 Cushion CNM4870

11 Insulator CNM5025

12 Tuner Amp Unit See Contrast table(2)

13 Screw BPZ26P080FMC

14 Screw BSZ26P080FMC

15 Screw BSZ26P140FMC

16 FM/AM Tuner Unit See Contrast table(2)

17 Holder CNC6554

18 Pin Jack(CN401) CKB1035

19 Plug(CN601) CKM1270

20 Connector(CN604) CKS3362

21 Connector(CN602) CKS3408

22 Connector(CN603) CKS3581

23 Antenna Jack(CN301) CKX1056

24 Panel CNB2245

25 Holder CNC5399

26 Holder CNC6216

27 Heat Sink CNC6217

28 Holder CNC6531

29 Holder CNC6845

30 Chassis Unit CXA9851

31 Holder Unit CXB2687

32 Button CAC4836

33 Spring CBH1834

34 Spring CBH1835

35 Spring CBH1996

36 Bracket CNC6135

37 Bracket CNC6791

38 Arm CNV4692

39 Arm CNV4693

40 Arm CNV4728

41 Panel Unit CXB3715

42 Door CAT2028

43 Spring CBH1838

44 Screw IMS20P030FZK

45 Detach Grille Assy See Contrast table(2)

46 Screw BPZ20P120FZK

47 Button(Detachable) CAC5868

48 Button(Eject) CAC5870

49 Button(REW) CAC5872

50 Button(FF) CAC5874

51 Button(F,A,Cross) CAC5876

52 Button(-,-) CAC5878

53 Button(1-6,D,B) CAC5880

54 Button(+,-) CAC5882

55 Button(SO/OFF,PGM) CAC5884

56 Spring CBH1836

57 Spring CBH2103

58 Grille See Contrast table(2)

59 Cover CNS5209

60 Keyboard Unit CWM6273

61 LCD(LCD901) CAW1513

62 Connector(CN901) CKS3580

63 Holder CNC8054

64 Connector CNV5586

65 Rubber CNV5587

66 Holder CNV5589

67 Lighting Conductor CNV5752

68 Case Assy CXB3520

69 Transistor(Q804) 2SD2396

70 Cassette Mechanism Assy EXK3450

71 Fuse(FU951)(10A) CEK1136

72 IC(IC501) TDA7384

* 73 Cord See Contrast table(2)

(1) EXTERIOR SECTION PARTS LIST

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

(2) CONTRAST TABLE

KEH-P2800/X1M/UC and KEH-P3850/X1M/ES are constructed the same except for the following:

Part No.

Mark No. Description KEH-P2800/X1M/UC KEH-P3850/X1M/ES

12 Tuner Amp Unit CWM6276 CWM6349

16 FM/AM Tuner Unit CWE1467 CWE1486

45 Detach Grille Assy CXB3369 CXB3375

58 Grille CNS5200 CNS5201

* 73 Cord CDC1043 Not used

KEH-P2800,P3850

2.3 CASSETTE MECHANISM ASSY

KEH-P2800,P3850

1 Screw BSZ23P050FMC

2 Washer CBG1003

3 Connector(CN1) CKS2829

4 Screw(M2x5) EBA1038

5 Screw(M2x2.5) EBA1037

6 Spring EBH1554

7 Spring EBH1555

8 Spring EBH1556

9 Spring EBH1603

10 Spring EBH1591

11 Spring EBH1559

12 Spring EBH1593

13 Spring EBH1561

14 Spring EBH1562

15 Spring EBH1563

16 Spring EBH1590

17 Spring EBH1565

18 Spring EBH1566

19 Spring EBH1567

20 Spring EBH1568

21 Spring EBH1569

22 Spring EBH1571

23 Spring EBH1579

24 Head Base ENC1475

25 Lever ENC1429

26 Lever ENC1430

27 Lever ENC1431

28 Lever ENC1432

29 Arm ENC1433

30 Arm ENC1434

31 Arm ENC1480

32 Arm ENC1476

33 Bracket ENC1512

34 Lever ENC1523

35 Arm ENC1524

36 Frame ENC1440

37 Holder ENC1441

38 Lever ENC1446

39 Lever ENC1478

40 Belt ENT1027

41 Gear ENV1504

42 Gear ENV1470

43 Gear ENV1517

44 Lever ENV1472

45 Gear ENV1510

46 Gear ENV1475

47 Gear ENV1512

48 Gear ENV1513

49 Gear ENV1502

50 Lever ENV1480

51 Lever ENV1487

52 Pinch Holder Unit EXA1516

53 Arm ENV1519

* 54 PCB ENP1161

55 Switch(Eject)(S4) ESG1006

56 Switch(FWD)(REV)(S3) ESH1006

57 Switch(Load)(S1) ESN1016

58 Switch(Mute)(S2) ESN1017

59 Head Assy(HD1) EXA1466

60 Motor Unit(M1) EXA1467

61 Flywheel Unit EXA1547

62 •••••

63 Arm Unit EXA1447

64 Arm Unit EXA1448

65 Arm Unit EXA1550

66 Reel Unit EXA1450

67 Pinch Holder ENV1466

68 Pinch Roller ENV1518

69 Pinch Holder ENV1467

70 Pinch Holder Unit EXA1515

71 Chassis Unit EXA1498

72 Arm ENV1524

73 Washer CBF-167

74 Resistor(R1) RD1/4HM472J

75-78 •••••

79 Cover ENC1452

80 •••••

81 Spring EBH1592

82 Washer CBF1051

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

-CASSETTE MECHANISM ASSY SECTION PARTS LIST

KEH-P2800,P3850

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

A-a

FM/AM TUNER UNIT

CWE1467(/UC)

CWE1486(/ES)

CASSETTE

PCB

24dBs

220

KEH-P2800,P3850

5678

A-b

TUNER AMP UNIT

KEYBOARD UNIT

TAPE:-25dBs TAPE:-4dBs

FM:+5dBs

AM:-1dBs

CD:+10dBs

TAPE:22dBs

BPGM

KEH-P2800,P3850

1234

A-a

A-a A-b

FM/AM TUNER UNIT

CWE1467(/UC)

CWE1486(/ES)

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