Pioneer FX-MG8227ZT-91/UC Bedienungsanleitung

ORDER NO.

CRT3022

PUB. NO. CRT3022

AUDIO SYSTEM

HEAD UNIT

Manufactured for TOYOTA

by PIONEER CORPORATION

VEHICLE DESTINATION PRODUCED AFTER TOYOTA PART No. ID No. PIONEER MODEL No.

LEXUS RX330 U.S.A. February 2003 86120-48180 P6826 FX-MG8227ZT/UC

CANADA 86120-48320 P6826 FX-MG8227ZT-91/UC

86120-48190 P6827 FX-MG8327ZT/UC

86120-48330 P6827 FX-MG8327ZT-91/UC

RX330

Service

Manual

1234

FX-MG8227ZT/UC

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

FX-MG8227ZT/UC(P6826) FX-MG8327ZT/UC(P6827)

LOAD

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

Model No. Order No. Mech. Module Remarks

CX-1011 CRT2406 3L Cassette Mech. Module:Mech.Description, Disassembly

CX-951 CRT2872 G2 CD Mech. Module:Circuit Description, Mech.Description, Disassembly

-Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.

"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.

5678

FX-MG8227ZT/UC

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM(1)

VR1 ELV SENSE

VR11

S31 CAMLOAD

PU UNIT(SERVICE)(PX1)

PCB UNIT(M2 UNIT)

HOLOGRAM

UNIT

FOCUS ACT

TRACKING ACT

LD+

LD-

FO+

TO+

CN41

SPINDLE

M3 CARRIAGE

CLAMP

A+C,B+D,

E,F

2A3

5A2

A1 IC 1

BA6849FS

MOTOR

DRIVER CN1

EC 19

S2 CLAMP

HOME

S1 HOME

CN42

S41 LOAD3

PCB UNIT

PCB UNIT(SIDE)

CN12

S11 CAMCLMP

M1 CAMGEAR

CN31

M2 ELV

S32 CAMEOK

D31 D32

PCB UNIT

(LED)

CN14

CN13

Q22 Q21

S21 LOAD1

S22 LOAD2

PCB UNIT

(LOAD)

CN11

MD 23

LD+

LD-

FOP 18

TOP 20

SIN(EC) 40

CLAMP 36

HOME 37

LOADSW2 45

COP 34

COM 35

CGM 3

CGP 1

ELP 15

ELM 13

CAMOK 11

CAMLOAD 10

LED 12

ELVSNS 46

EREF 48

LOADPHT 7

LOADSW1 8

LOP 6

LOM 5

CN101

VDCNT2

CN501

SUB

ANTENNA

AUDIO+B

SWVDD

MAIN

ANTENNA

IC 501

LA1061M

Q501

DIVERSITY

COMP

IC561

HA12181FP

AM NOISE CANCELER

CN351

SUB

MAIN

NIN

FMSD

FML

MFIX

CSL

CN353

IC 3

EEPROM

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

IMG ADJ

RF ADJ

X901

10.25MHz

ANT ADJ

LOCL

23 LOCH

AMDET

MPXREF 41kHz

AM 2ND IF

450kHz

CREQ

DGND

STIND

L ch

R ch

924

AMDET

FMLOCL

177

AMPNS

26 RFGND

AMIN

Q561

IC252

PM4009A

X251

RBDS

DECODER 1211

Q351

FMSD

CD9V

AUDIO+B

RDT

Q406

AMB

Q405

FMB

Q502

AUDIO+B

LOCL

Q504

SWVDD

STBY

B.U

MUTE

MTL

LOAD

DECK UNIT

IC251

HA12216F

IC351

PA2020A

EQ AMP

MECHANISM

DRIVER

CN251

CN252

CN254

CN255

CN253

16 TAPE+B

Lch

FWD

L-ch

REV

L-ch

18 19

315 6

8710

CN256 315 6

S101

LOAD

S102

MODE

Q101

REEL

SENSE

SUB

MOTOR

MAIN

MOTOR

SENSOR UNIT

S103

70µs

CONTROL UNIT(G2T)

Q101

96 PD

CD CONTROL

97 LD

A+C,B+D,E,F

L-OUT 16

IC504(1/2)

TC74VHCT08AFT

3 1,2

IC 201

UPD63711GC

6 4,5

LRCKIN

SCKIN

3.3V - 5V CONVERTER

5V - 3.3V CONVERTER

IC505(1/2)

TC74VHC541FT

DOUT,LRCK,

SCKO,RADV,

SBSY

15 ZLRCK

14 ZSCK

IC501

SM5903BFP

SHOCK PROOF

CONTROLLER

10 V+5

22 3V

IC507

MSM51V17400F6TFT

IC702

PD5748E

MECH.

CONTROLLER

IC504(2/2)

TC74VHCT08AFT

IC505(2/2)

TC74VHC541FT

YMDATA,

YMLD,

YMCLK

ZSENSE

9,10

ZSENSE

BUFFER RAM

14 VDD

VCC2

3+3ch

DRIVER

IC 301

BD7962FM

ELV1,ELV2,ELVCONT,LD1,LD2,

LOCONT,CG1,CG2

29 CONT

MUTE

MOTOR CONTROL

14 VD

XSI,XSO,XSCK,XSTB,XAO,XRST,FOK,LOCK,

TSI,TSO,TSCK,TSTB,PACK,SBSY

SERVO DSP I/F

SERVO EQUALIZER OUTPUT

FD,TD,SD,MD

15 OUT1+

OUT2-

Q602

Q603

CD MUTE

Q601

CDMUTE

CN101 CN501

BSI,BSO,BSCK,BRXEN,BSRQ,BRST

reset

LOUT

VDCONT

RESET

VDCONT

VDD

VD VD 17

IC 303

BA05SFP

5V REGULATOR

V+5

S-818A33AUC-BGN

3V REGULATOR

IC 302

TEMP

VD N VD

26 OPOUT

COP

COM

ELP

ELM

LOP

LOM

CGM

CGP

OUT3+

OUT3-

OUT5-

OUT5+

OUT4+

OUT4-

OUT6+

OUT6-

CLAMP

HOME

LOADSW2

CAMCLMP

ELVSNS

EREF

HOME2

HOME

LOADSW2

CAMCLMP

EREFF

CAMOK 21 CAMOK

CAMLOAD 22 CAMLOAD

LOADPHT 89 LOADPHT

LOADSW1 81 LOADSW1

ELVSENS

CN11

FM/AM TUNER UNIT

1234

FX-MG8227ZT/UC

3.2 BLOCK DIAGRAM(2)

XOUT

X601

VDCNT2

17 23

20 74

23 21 22 19

21 22 19

LC75804W

IC 901

LCD901

14,15

EJECT TAPE

EJECT

VDD

IC 602

S-80835CNUA-B8U

RESET

15 XIN

13 XOUT

RESET

BLIGHT

ENC1+

ENC2- 84

ENC2+

CONTROLLER

SYSTEM

IC 601(2/2)

KEY

MATRIX

CN804

CN902

VDD

KEYBOARD PCB

ENC2P

ENC2M

ENC1P

pwr

LCDBL

ILLB

cdej csej

asens

bsens

Q818

Q819

Q816

Q808

KEY CONTROLLER

LCD DRIVER

VR901

POWER•VOL

VR902

AUDIO CONTROL•TUNE

ENC1-

power 81

ENC1M

ILLB

AVC-LAN BUS DRIVER

UNBALANCE TO BALANCE CONVERTER

IC701

HA12187FP

AVC-LAN MUTE

Q801

ISENS

Q805

BSENS

Q806

ASENS

Q807

Q812

Q814

LAMP

Q802

Q809

Q815

CD9V

AUDIO+B

VDCONT2

SYSPWR

Q865 Q867

IC401

NJM2068MD

TUNER

MIXING AMP 1

IC203

NJM2068MD

IC204

NJM2068MD

Q864

Q205

sysmute

RX1

RX2

isens

IPPW

bsens

isens

IPPW

MUTE

LANMUTE

CN351

Q811

Q813

AUDIO +B REGULATOR

CD 9V REGULATOR

Q563(1/2)

Q564(1/2)

Q563(2/2)

Q564(2/2)

AUDIO+B

FMB

AMB

AMPW 41

FMPW

FML

CSL

CDL

SWVDD

IC202

TC4052BF

IC302

TC4052BF

BALANCE TO UNBALANCE CONVERTER

IC303

NJM2068MD

IC304

NJM2068MD

ACC+B

SGND

mute

GND

BU+B

CN473

SW2

SW1

TX1

GND

ADIM

SLD1

CN472

RSR+

RSR-

RSL+

RSL-

rmut

ACC

ILL-

ILL

ANT

AMP

TX-

TX+

mute

R-

R+

L-

L+

GND

SLD

CN801

Q351

Q204

Q305

Q304

IC870

S-812C56AUA-C3K

VDD

VDD5V REGULATOR

Q870

CD9V

UNBALANCE TO BALANCE CONVERTER

SELECTOR

IC201

NJM2068MD

LANL

Q866

sysmute@

asens

Q451

Q452

Q453

AMB

FMB

ANT+B

Q645

SWVDD

Q644

SWVDD

SYSPWR

CONTROLLER

IC 601(1/2)

SYSTEM

FMSD

DI/DO

CE2

CE1

1FMSD

32 PDI

11 PDO

33 PCE2

34 pck

93 PCE1

MAIN UNIT

PD5788A

80 stby

69 mtl

71 CSLOAD

RDT 44 RDT

ADIM

Q721

Q722

ADIM SW5V

ADIM

ILLCONT

Q903

Q902

Q901

ILLB

Q907

Q908

ILLB

Q905

Q906

ILLB

CDILLRCDILLG

LCDBL

ILL1

ILL2

LEFT PCB

RIGHT PCB

KST2

KDT1

ENC2P

ENC2M

ENC1P

pwr

ENC1M

ENC2P

ENC2M

ENC1P

pwr

ENC1M

CN904CN902

CN905CN903

LDO,LCK,LCE,LDI,LRST

Q820

Q882

Q884

SYSPWR

ILLB REGULATOR

ILL-

Q825

SWVDD

ILL-

sysmute

sysmute@

Q860

Q861

AMPW

FMPW

Q863

SWVDD

Q862

Q497

RSEMT

RSEMUTE

Q301

Q302

Q303

INH

SEL2b

SEL2a

sysmute

Q201

Q202

Q203

INH

SEL1b

SEL1a

sysmute@

SEL1b 46

SEL1a 48

SEL2b 49

SEL2a 53

sysmute 52

sysmute@

Q406

AMB

Q405

FMB

ST 2ST

LOCL 10 LOCL

LANLP

LANLM

Q822

5678

FX-MG8227ZT/UC

A-a A-b

A-b

A-a

Large size

SCH diagram

Guide page

Detailed page

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

"ELECTRICAL PARTS LIST". A-a

SYSTEM CONTROLLER

FM/AM TUNER UNIT

CCN501

ICN251

BCN901

AMAIN UNIT

FX-MG8327ZT/

91K

R018

FX-MG8227ZT/UC

62K

R417

R418

C411

C412

FM(30%,400Hz)(FX-MG8227ZT/UC):-24.3dBs

AM(30%,400Hz)(FX-MG8227ZT/UC):-11.8dBs

FM(30%,400Hz)(FX-MG8327ZT/UC):-24.5dBs

AM(30%,400Hz)(FX-MG8327ZT/UC):-11.7dBs

CD(1kHz):+3.5dBs

TAPE(1kHz)(MG8227ZT):-7.6dBs

TAPE(1kHz)(MG8327ZT):-7.5dBs

152

FM DIVERSITY

RBDS DECODER

ANTENNA

JACK

1234

FX-MG8227ZT/UC

3.3 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)

A-b

A-a A-b

A-b

A-a

350µH

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.

Symbol indicates a resistor.

No differentiation is made between chip resistors and

discrete resistors.

NOTE :

Symbol indicates a capacitor.

No differentiation is made between chip capacitors and

discrete capacitors.

FX-MG8327ZT/UC

91K

R018

FX-MG8327ZT/UC

(FX-MG8227ZT/UC)

FM:-14.5dBs

AM:-11.3dBs

TAPE: -7.6dBs

CD: -2.0dBs

(MG8227ZT)

FM: -4.7dBs

AM: -1.6dBs

TAPE:+2.0dBs

CD:+7.7dBs

(FX-MG8327ZT/UC)

FM:-14.6dBs

AM:-14.5dBs

TAPE: -7.7dBs

CD: -2.0dBs

(MG8327ZT)

FM: -4.9dBs

AM: -4.8dBs

TAPE:+1.9dBs

CD:+7.6dBs

TUNER MIXING AMP

BALANCE TO UNBALANCE

UNBALANCE TO BALANCE

AUDIO SELECTOR

FOR RSA

AUDIO SELECTOR

FOR AMP

SYSTEM MUTE

ASENSEBSENSEISENSE

5678

FX-MG8227ZT/UC

A-a A-b

A-a

A-b 12

FM/AM TUNER UNIT AMAIN UNIT

FX-MG8327ZT/UC

91K

R018

FX-MG8227ZT/UC

62K

R417

R418

C411

C412

FM(30%,400Hz)(FX-MG8227ZT/UC):-24.3dBs

AM(30%,400Hz)(FX-MG8227ZT/UC):-11.8dBs

FM(30%,400Hz)(FX-MG8327ZT/UC):-24.5dBs

AM(30%,400Hz)(FX-MG8327ZT/UC):-11.7dBs

152

FM DIVERSITY

RBDS DECODER

TUNER

ANTENNA

JACK

1234

FX-MG8227ZT/UC

A-a A-b

A-a

A-b

345 6

SYSTEM CONTROLLER

CCN501

ICN251

BCN901

CD(1kHz):+3.5dBs

TAPE(1kHz)(MG8227ZT):-7.6dBs

TAPE(1kHz)(MG8327ZT):-7.5dBs

5678

FX-MG8227ZT/UC

A-a A-b

A-b 12

Decimal points for resistor

and capacitor fixed values

are expressed as :

2.2 2R2

0.022 R022

←

Symbol indicates a resistor.

No differentiation is made between chip resistors and

discrete resistors.

NOTE :

Symbol indicates a capacitor.

No differentiation is made between chip capacitors and

discrete capacitors.

FX-MG8327ZT/UC

(FX-MG8227ZT/UC)

FM:-14.5dBs

AM:-11.3dBs

TAPE: -7.6dBs

CD: -2.0dBs

(FX-MG8327ZT/UC)

FM:-14.6dBs

AM:-14.5dBs

TAPE: -7.7dBs

CD: -2.0dBs

TUNER MIXING AMP

BALANCE TO UNBALANCE

UNBALANCE TO BALANCE

AUDIO SELECTOR

FOR RSA

AUDIO SELECTOR

FOR AMP

SYSTEM MUTE

1234

FX-MG8227ZT/UC

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