Pioneer Super Tuner III DEH-P7400MP Bedienungsanleitung

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

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

PIONEER EUROPE NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium

PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936

C PIONEER CORPORATION 2001 K-ZZD. DEC. 2001 Printed in Japan

-This service manual should be used together with the following manual(s):

Model No. Order No. Mech. Module Remarks

CX-3007 CRT2820 S9MP3 CD Mech. Module:Circuit Description, Mech.Description, Disassembly

CONTENTS

1. SAFETY INFORMATION ............................................3

2. EXPLODED VIEWS AND PARTS LIST.......................4

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...10

4. PCB CONNECTION DIAGRAM ................................28

5. ELECTRICAL PARTS LIST ........................................36

6. ADJUSTMENT..........................................................42

7. GENERAL INFORMATION .......................................51

7.1 DIAGNOSIS ........................................................51

7.1.1 DISASSEMBLY .........................................51

7.1.2 CONNECTOR FUNCTION DESCRIPTION.......55

7.2 IC ........................................................................56

7.3 OPERATIONAL FLOW CHART...........................68

7.4 CLEANING ..........................................................69

8. OPERATIONS AND SPECIFICATIONS.....................70

For details, refer to "Important symbols for good services".

ORDER NO.

CRT2784

MULTI-CD/DAB CONTROL HIGH POWER CD/MP3 PLAYER WITH RDS TUNER

Service

Manual

DEH-P7400MP XN/EW

DEH-P7400MP

-CD Player Service Precautions

1. For pickup unit(CXX1550) handling, please refer

to"Disassembly"(see page 51)

During replacement, handling precautions shall be

taken to prevent an electrostatic discharge(protection

by a jumper-solder).

2. During disassembly, be sure to turn the power off

since an internal IC might be destroyed when a con-

nector is plugged or unplugged.

3. Please checking the grating after changing the ser-

vice pickup unit(see page 45).

[ Important symbols for good services ]

In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.

When you find the procedures bearing any of the symbols, be sure to fulfill them:

2. Adjustments

To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.

In accordance with the procedures or instructions described in this manual, adjustments should be performed.

3. Cleaning

For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,

proper cleaning should be performed to restore their performances.

5. Lubricants, glues, and replacement parts

Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying

glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the

prescribed grease or 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 should conform to the regulations governing the product (safety, radio and noise, and other regulations), and

should keep the safety during servicing by following the safety instructions described in this manual.

DEH-P7400MP

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.

1. Safety Precautions for those who Service this Unit.

• When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe, reliable

results.

Caution:

1. During repair or tests, minimum distance of 13cm from the focus lens must be kept.

2. During repair or tests, do not view laser beam for 10 seconds or longer.

2. A “CLASS 1 LASER PRODUCT” label is affixed to the

bottom of the player.

3. The triangular label is attached to the mechanism

unit frame.

4. Specifications of Laser Diode

Specifications of laser radiation fields to which human access is possible during service.

Wavelength = 800 nanometers

CLASS 1

LASER PRODUCT

DEH-P7400MP

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

13 1

DEH-P7400MP

1 Cord Assy CDE6435

2 Accessory Assy CEA3062

3 Screw BPZ20P060FZK

4 Screw CBA1002

5 Handle CNC5395

6 Earth Plate CNC9450

7 Bush CNV3930

* 8 Polyethylene Bag E36-615

9 Polyethylene Bag CEG-162

10 Carton CHG4613

11 Contain Box CHL4613

12 Protector CHP2251

13 Protector CHP2252

14 Inner Box CHW1754

15-1 Owner’s Manual CRD3506

15-2 Owner’s Manual CRD3507

15-3 Owner’s Manual CRD3508

15-4 Installation Manual CRD3525

* 15-5 Caution Card CRP1207

* 15-6 Passport CRY1013

* 15-7 Warranty Card CRY1157

15-8 Polyethylene Bag CEG1116

16 Case Assy CXB3520

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

-PACKING SECTION PARTS LIST

-Owner's Manual, Installation Manual

Part No. Language

CRD3506 English, Spanish

CRD3507 German, French

CRB3508 Italian, Dutch

CRD3525 English, Spanish, German, French, Italian, Dutch

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 the case of no amount instructions, apply as you think it appropriate.)

DEH-P7400MP

2.2 EXTERIOR

DEH-P7400MP

1 Screw BMZ30P040FZK

2 Screw BMZ30P100FMC

3 Screw BSZ26P060FMC

4 Screw BSZ30P040FMC

5 Cord Assy CDE6435

6 Cap CKX-003

7 Cord Assy CDE6717

8 Cable CDE6718

9 Cord Assy CDE6747

10 Fuse(10A) CEK1136

11 Case CNB2686

12 Holder CNC5704

13 Holder CNC8659

14 Cushion CNM4870

15 Insulator CNM7214

16 Insulator CNM7629

17 Insulator CNM7682

18 Tuner Amp Unit CWM7982

19 Screw ASZ26P060FMC

20 Screw BPZ26P120FMC

21 Screw BSZ26P160FMC

22 Clamper CEF1007

23 Pin Jack(CN351) CKB1035

24 Plug(CN901) CKM1330

25 Plug(CN451) CKS1049

26 Connector(CN101) CKS3408

27 Plug(CN801) CKS3537

28 Connector(CN352) CKS3602

29 Connector(CN653) CKS3833

30 Antenna Jack(CN401) CKX1056

31 Holder CNC5399

32 Holder CNC8615

33 Holder CNC9468

34 Insulator CNM6949

35 Heat Sink CNR1583

36 FM/AM Tuner Unit CWE1562

37 Holder CNC8815

38 Button(EJECT) CAC6839

39 Screw(M2x2) CBA1176

40 Washer CBF1038

41 Washer CBF1039

42 Spring CBH2428

43 Spring CBH2429

44 Spring CBL1512

45 Holder CNC9096

46 Cover CNM6854

47 Panel CNS6930

48 Pin CNV6486

49 Lighting Conductor CNV6487

50 Gear CNV6507

51 Arm CNV6508

52 Panel Unit CWM7986

53 Socket(CN1850) CKS3550

54 Connector(CN1851) CKS4462

55 Damper Unit CXB5070

56 Holder Unit CXB6356

57 Holder Unit CXB6357

58 Clutch Unit CXB6358

59 Screw IMS20P045FZK

60 Detach Grille Assy CXB7912

61 Screw BPZ20P080FMC

62 Screw BPZ20P100FZK

63 Button(SELECT) CAC7220

64 Button(SFEQ) CAC7221

65 Button(TA) CAC7223

66 Button(AUDIO) CAC7224

67 Button(1-6) CAC7225

68 Button(DISP) CAC7226

69 Button(OPEN) CAC7227

70 Button(EQ) CAC7231

71 Button(FUNC) CAC7489

72 Spring CBH2630

73 Spring CBH2431

74 Spring CBH2430

75 Spring CBL1470

76 Cover CNS6740

77 Holder CNV6505

78 Holder CNV6506

79 Holder CNV6909

80 Keyboard Unit CWM7988

81 Connector(CN1901) CKS4524

82 Holder CNC9642

83 Cushion CNM6633

84 Cushion CNM7469

85 Spacer CNM7697

86 Spacer CNM7698

87 Holder CNV6910

88 IC(IC1903) TSOP1840SB3V

89 OEL Unit MXS8017

90 Sub Grille Assy CXB8814

91 IC(IC301) PAL007A

92 Chassis Unit CXB8479

93 CD Mechanism Module(S9MP3) CXK5555

94 Screw ISS26P055FUC

95 Transistor(Q921,999) 2SD2396

* 96 Knob CAA2697

97 Spacer CNM7807

98 Cushion CNM7808

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

-EXTERIOR SECTION PARTS LIST

DEH-P7400MP

2.3 CD MECHANISM MODULE

GEM1035

GEM1040

DEH-P7400MP

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

1 CD Core Unit(S9MP3) CWX2617

2 Connector(CN901) CKS4186

3 Connector(CN101) CKS3486

4 Screw BMZ20P025FMC

5 Screw BSZ20P040FMC

6 Screw(M2x4) CBA1362

7 Screw(M2x3) CBA1527

8 Screw CBA1545

9 Washer CBF1037

10 Washer CBF1038

11 Washer CBF1039

12 Washer CBF1060

13 Spring CBH2378

14 Spring CBH2379

15 Spring CBH2514

16 Spring CBH2533

17 Spring CBH2382

18 Spring CBH2383

19 Spring CBH2384

20 Spring CBH2527

21 Spring CBH2386

22 Spring CBH2537

23 Spring CBH2390

24 Spring CBH2391

25 Spring CBH2523

26 Spring CBH2426

27 Spring CBH2444

28 Spring CBL1561

29 Spring CBL1553

30 Shaft CLA3845

31 Roller CLA3910

32 Frame CNC9654

33 Lever CNC9664

34 Lever CNC8949

35 Arm CNC9661

36 Arm CNC9016

37 Arm CNC9017

38 Bracket CNC9123

39 Frame CNC9656

40 Belt CNT1086

41 Gear CNV6886

42 Gear CNV6316

43 Gear CNV6317

44 Gear CNV6318

45 Gear CNV6319

46 Gear CNV6320

47 Arm CNV6322

48 Arm CNV6323

49 Arm CNV6324

50 Arm CNV6888

51 Arm CNV6889

52 Guide CNV6327

53 Arm CNV6924

54 Guide CNV6921

55 Rack CNV6923

56 Clamper CNV6331

57 Arm CNV6332

58 Guide CNV6333

59 Cover CNV6334

60 Arm CNV6335

61 Guide CNV6336

62 Roller CNV6338

63 Damper CNV6175

64 Damper CNV6662

65 Guide CNV6925

66 Chassis Unit CXB7980

* 67 Arm Unit CXB7983

68 Arm Unit CXB7984

69 Arm Unit CXB7985

70 Motor Unit(M2) CXB5903

71 Screw Unit CXB5904

72 Gear Unit CXB8076

73 Bracket Unit CXB7982

74 Motor Unit(M1) CXB6007

75 Arm Unit CXB8504

76 Screw(M2x5) EBA1028

77 Screw JFZ20P020FMC

78 Screw JGZ17P020FZK

79 Washer YE15FUC

80 Washer YE20FUC

81 Pickup Unit(Service)(P9MP3) CXX1550

82 Screw IMS26P030FMC

83 Guide CNV6922

84 Roller CNV6887

85 Spring CBH2509

86 Spring CBH2512

87 Spring CBH2536

88 Collar CNV6906

-CD MECHANISM MODULE SECTION PARTS LIST

DEH-P7400MP

1234

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

Q153 Q151

Q402

Q155

Q501

IC 501

PM4009A

IC 101

HA12187FP

X501

RDS

DECODER

IP-BUS DRIVER

1211

MUTE

XOUT

XIN

PEE

OELPW

SYSTEM CONTROLLER

IC 601(2/2)

PD5702A

CN401

VDD

VCC

ANT 1

BUS-

BUS+

BUS+L

BUS-L

5TX

IPPW

SWVDD

CN653

Q852

Q991

Q999

TUNER AMP UNIT

VDD

SWDACC

BUS+L

BUS-L

CD L

Q851

DPDT

KYDT

SYSPW

Q101

Q102

IC 851

NJM2360

EJTIN 44

ILMPW

DSENS

TEL

FUSE

200mA

CN451

TEL

P-BUS

VDD

Q602

Q603

MUTE

TC7SET

IC 80

LVLINL

CN101

BUZZER

IC 3

EEPROM

FM/AM TUNER UNIT

FM/AM 1ST IF 10.7MHz

T51 Q51 CF51 CF52 CF53

IC1

MIXER, IF AMP, DET.

LDET

COMP

25 10 14 12 15 16 8 13 2 3 4

CF202

VDD

VCC

DI/DO

CE2

CE1

SDBW

FMSD

NL1

NL2

IC 2 FM MPX

AMANT

FMANT

ATT

AMRF

FMRF

RF ADJ

ANT2 ADJ

X901

10.25MHz

ANT1 ADJ

LOCL

23 LOCH

AMDET

MPXREF 41kHz

AM 2ND IF

450kHz

CREQ

DGND

STIND

L ch

R ch

924

FMLOCL

20177

26 RFGND

CN901

Q101

LASER

DIODE

MONITOR

DIODE

CLAMP

SENSE

DISC

SENSE

FOCUS ACT.

SPINDLE

MOTOR

CARRIAGE

MOTOR

LOAD/

TRACKING ACT.

LD-

FO+

TO+

PICKUP UNIT

(SERVICE)(P9MP3)

HOLOGRAM

UNIT

IC 301

BA5996FM

IC 201

UPD63760GJ

IC 703

+3.3V REGULATOR

RF-AMP,CD DECODER,

MP3 DECODER,

DIGITAL SERVO / DATAPROCESSOR

DRIVER

3VDD

L-OUT

CN101

TOP

FOP

16 SOP

15 SOM

18 LCOP

17 LCOM 22

4,5

LOEJ

LOUT

CONT

12 FOP

TD/FD

AC,BD

F,E

SD/MD

13 TOP

S901

HOME

12EJ

SENSE 8EJ

SENSE

LD+ 14

142 LD

141 PD

CD CORE UNIT(S9MP3)

3938

X201 X202

DSCSNS

CONT

LOEJ

HOME

5VDD

IC 203

BA033SFP

+3.3V REGULATOR

V3R3D 2

4VD

CD3VON

VDCONT

S-818A33AUC-BGN

CD CONTROLLER

IC 701

PE5268A

CDMUTE

V3R3D

WAIT,

RFOK

IC 704

PDH043A

DRAM

IC 202

MSM51V4265EP-70TS

ROM

TC74VHCT08AFT

IC 702

XWINT,

XWAIT,

FOK

13 13

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