Pioneer CX-958 service manual Block Diagram and Schematic Diagram

Page 8

1		2		3		4

DEH-2130R,2100R

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

ATUNER AMP ASSY

A

B FM/AM TUNER UNIT

Q472

Q474

Q476

LDET

FM FRONT END

FM/AM 1ST IF 10.7MHz

FM MPX

TMUTE

ANTENNA

CN402

Q3

T51 Q51 CF51

CF52 CF53

27

25

24

32

19

Q477

IC 2 PM4008A

6

RDS

38

39

42

44

46

63

34

33

41

44

11

12

13

46

VDD

69

DECODER

ANT1 TV

ANT2 TV

RF TV

22

70

FM/AM

MIXER.IF AMP DET

54

COMP 21

20

IC 701

IC 1

78

LDET

18

PM4009A

PML002A

65

71

11

12

Q201 Q204

35

33 32 45

55

57

CF202

61

74

75

28

X702

EEPROM

AM RF

5

4

IC 3

AM 2ND IF 450kHz

6

3

Q202

BR9010FV

VDD

FMSD

VCC

DI/DO

CE2

CK

CE1

SDBL

SL

NL1

NL2

25

22

10

14

12

15

16

8

13

2

3

4

Q411

PDIO

PCE2

PCK

PCE1

SDBW

SL

SD

NL1

PD

LOCL

VCC

VDD

B

PICKUP UNIT(SERVICE)(P8) D CONTROL UNIT

LD

Q101

CN701

CN605

MD

CN101

LD+

98

16

CDL

14

LD

L_OUT

8

17

MD

5

97

PD

HOLOGRAM

A+C/F

UNIT

B+D/E

IC 201

24

UPD63711GC

FOCUS ACT

FO+

4

FOP

TO+

TOP

X201

TRACKING ACT

3

23 RF-AMP, DSP,

IC 301

SERVO, DAC

BA5985FM

TD/FD

16 FOP

DRIVER

SD/MD

39

HOME

18 TOP

4

C

SPINDLE

M

S801

MOTOR

12 SOP

CD

HOME

11 SOM

CN801

CARRIAGE

M

1

14 COP

CDLOAD

MOTOR

2

13 COM

FWD 1

6

19

CDLOAD

10

LOP

REV 28

CDEJET

5

20

EJET

LOADING

M

3

9

LOM

MUTE 21

CONT

11

14

CONT

MOTOR

4

CN802

EJTSNS

EJTD

3

22

3

1

DSCSNS 23

2

DINC

SELECT

VD

CLAMP

21

4

CLAMP

Q981

SENSE

D803 D802

D801

VD

24

1

VD

B.U

S802

2

CLAMP

DISC SENSE

+5V REGULATOR

E PHOTO UNIT(S8)

VDD

4

IC 701

IN

2

BA05SFP

Q982

1

CD5VON

7

18 CD5VON

VDCONT

D

8

1

2

3

4

Image 8

Contents Contents DEH-2130R X1M/EWSafety Information CD Player Service PrecautionsExploded Views and Parts List PackingExterior BMZ26P120FMC BSZ26P060FMCBSZ30P060FMC BSZ30P120FMCCD Mechanism Module BMZ20P030FMC BSZ20P040FMCJFZ20P025FMC JGZ17P025FZKBlock Diagram and Schematic Diagram Block DiagramKeyboard Unit Overall Connection Diagramguide Keyboard UnitTuner AMP Assy 12 A-a Keyboard Tuner AMP Assy Cellular Mute FM/AM Tuner Unit FM/AM Tuner UnitDEH-2130R,2100R 18 C Keyboard UnitCN601 Control Unit MP, SERVO, DSP, DAC, LPF Waveforms REFO2.5V@ EFM $ PlckScko LrckCH1 RFI 1V/div CH1 FD 5V/div CH1 TD 5ms/div ⁄ CH2 Hold DEH-2130R,2100R Cord Assy PCB Connection Diagram a Tuner AMP AssyTuner AMP Assy Side a Tuner AMP Assy Side B 30 B FM/AM Tuner UnitDEH-2130R,2100R 32 C Keyboard UnitCN601 UNITSERVICEP8 Motorcarriage MotorloadingPickup Control Unit Photo UNITS8Clamp Resistors Electrical Parts ListMiscellaneous Capacitors Unit Number CWE1500 Unit Number CWM6779DEH-2130R Unit Number CWX2411 Unit Name Control Unit Adjustment CD AdjustmentFlow Chart 99 99Test Mode Checking the Grating After Changing the Pickup UnitRefout RefoGrating waveform Diagnosis 7.1.1 Test Mode Error MessagesGeneral Information RF AMP NGNew Test Mode BandFF/TR+ REV/TRERROR-40 MINRemoving the Tuner Amp Assy DisassemblyRemoving the Panel Assy not shown Removing the Clamp Arm Assy Removing the Upper FrameRemoving the Carriage Mechanism Removing the Control Unit and the Spindle Motor Removing the Guide Arm AssyRemoving the LO Arm Assy Removing the Loading Motor and Carriage Removing the Pickup UnitParts Pin FunctionsPE5090ALdet RCKAsens BsensPM4009A Pin Functions PD6293A Pin Functions UPD63711GC TEST0 TEST1Atest DAC0Pin Functions BA5985FM Display CAW1559Operational Flow Chart VDD=5VOperations and Specifications OperationsManual and Seek Tuning Preset Number Indicator Band Frequency IndicatorBand Indicator Preset TuningEject Disc Loading SlotAudio Menu Functions DEH-2130R,2100R Specifications