Pioneer XR-A660 Service Manual

0 (0)

ORDER NO.

RRV2064

XR-A660

STEREO CD CASSETTE DECK RECEIVER

XR-A660

XR-A330

THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).

Type

Model

Remarks

Power Requirement

XR-A660

XR-A330

 

KUCXJ

AC120V

 

YPWXJ

AC240V

 

CONTENTS

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

2

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

62

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

4

7.1

PARTS .........................................................

62

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

18

 

7.1.1 IC .........................................................

62

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

34

 

7.1.2 DISPLAY..............................................

69

5. PCB PARTS LIST ...............................................

46

7.2

DISASSEMBLY ...........................................

73

6. ADJUSTMENT ....................................................

53

7.3

BLOCK DIAGRAM .......................................

76

 

 

8. PANEL FACILITIES AND SPECIFICATIONS ....

78

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

PIONEER ELECTRONIC CORPORATION 1998

T – ZZK DEC. 1998 Printed in Japan

XR-A660, XR-A330

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.

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

NOTICE

(FOR CANADIAN MODEL ONLY)

Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts must be of identical designation.

REMARQUE

(POUR MODÈLE CANADIEN SEULEMENT)

Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les pièces de remplacement doivent avoir la même désignation.

(FOR USA MODEL ONLY)

1. SAFETY PRECAUTIONS

The following check should be performed for the continued protection of the customer and service technician.

LEAKAGE CURRENT CHECK

Measure leakage current to a known earth ground (water pipe, conduit, etc.) by connecting a leakage c u r r e n t t e s t e r s u c h a s S i m p s o n M o d e l 2 2 9 - 2 o r equivalent between the earth ground and all exposed metal parts of the appliance (input/output terminals, screwheads, metal overlays, control shaft, etc.). Plug the AC line cord of the appliance directly into a 120V AC 60 Hz outlet and turn the AC power switch on. Any current measured must not exceed 0.5 mA.

 

 

Reading should

 

Leakage

not be above

 

0.5 mA

 

current

 

 

Device

tester

 

under

 

 

test

 

 

Test all

 

 

exposed metal

 

 

surfaces

 

 

Also test with

 

 

plug reversed

 

 

(Using AC adapter

 

Earth

plug as required)

 

ground

AC Leakage Test

ANY MEASUREMENTS NOT WITHIN THE LIMITS OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL SHOCK HAZARD AND MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER.

2. PRODUCT SAFETY NOTICE

Many electrical and mechanical parts in the appliance have special safety related characteristics. These are often not evident from visual inspection nor the protection afforded by them necessarily can be obtained by using replacement components rated for voltage, wattage, etc. Replacement parts which have these special safety characteristics are identified in this Service Manual.

Electrical components having such features are identified by marking with a on the schematics and on the parts list in this Service Manual.

The use of a substitute replacement component which does not have the same safety characteristics as the PIONEER recommended replacement one, shown in the parts list in this Service Manual, may create shock, fire, or other hazards.

Product Safety is continuously under review and new instructions are issued from time to time. For the latest information, always consult the current PIONEER Service Manual. A subscription to, or additional copies of, PIONEER Service Manual may be obtained at a nominal charge from PIONEER.

2

LABEL CHECK (for YPWXJ type)

Printed on the Rear Panel

XR-A660, XR-A330

IMPORTANT

THIS PIONEER APPARATUS CONTAINS

LASER OF CLASS 1.

SERVICING OPERATION OF THE APPARATUS

S H O U L D B E D O N E B Y A S P E C I A L L Y

INSTRUCTED PERSON.

LASER DIODE CHARACTERISTICS

MAXIMUM OUTPUT POWER: 1.3 mW

WAVELENGTH: 790 nm ± 25 nm

Additional Laser Caution

1.Laser Interlock Mechanism

The position of the switch (S8501) for detecting loading state is detected by the system microprocessor, and the design prevents laser diode oscillation when the switch (S8501) is pressed physically.

Thus, the interlock will no longer function if the switch (S8501)

is released physically and deliberatery.

The interlock also does not function in the test mode . Laser diode oscillation will continue, if pin 62 of LA9240ML (IC8101) on the CD ASSY mounted on the $M Loading Mechanism assembly is connected to GND, or else the terminals of Q8101 are shorted to each other (fault condition).

2.When the cover is opened, close viewing of the objective lens with the naked eye will cause exposure to a Class 1 laser beam.

: Refer to page 61.

3

XR-A660, XR-A330

2. EXPLODED VIEWS AND PARTS LIST

NOTES: Parts marked by "NSP" and can not be supplied.

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.

Screws adjacent to mark on the product are used for disassembly.

2.1PACKING

 

12

 

 

 

 

 

YPWXJ Type Only

 

KUCXJ Type Only

4

 

 

9(1/2)

 

2

 

 

5

13

 

 

 

 

7

13

 

 

 

9

1

 

14

 

 

 

3

 

KUCXJ

 

 

 

Type Only

 

6

8(1/2)

9(2/2)

 

KUCXJ Type Only

 

 

11

8(2/2)

10

 

 

 

4

XR-A660, XR-A330

(1) PACKING PARTS LIST

Mark

No.

Description

 

Part No.

Mark

No.

Description

 

Part No.

 

1

FM Antenna

 

ADH7004

 

10

Packing Case

 

See Contrast table (2)

 

2

Operating Instructions

 

XRE3012

 

11

Packing Sheet

 

AHG7049

 

 

(English/French)

 

 

NSP

12

Warranty Card

 

See Contrast table (2)

 

3

AM Loop Antenna

 

XTB3001

 

13

Power Cord

 

See Contrast table (2)

 

4

Remote Control Unit

 

XZN3006

NSP

14

Polyethylene Bag

 

See Contrast table (2)

 

 

(CU-XR048)

 

 

 

 

 

 

 

 

5

Battery Cover

 

AZA7204

 

 

 

 

 

NSP

6

Dry Cell Battery (R6P, AA)

 

VEM-013

 

 

 

 

 

 

7

Polyethylene Bag

 

Z21-038

 

 

 

 

 

 

8

Front Pad

 

See Contrast table (2)

 

 

 

 

 

 

9

Rear Pad

 

See Contrast table (2)

 

 

 

 

 

(2) CONTRAST TABLE

XR-A660/KUCXJ, YPWXJ, XR-A330/KUCXJ and YPWXJ are constructed the same except for the following :

 

 

 

 

Part No.

 

 

Mark

No.

Symbol and Description

 

 

 

 

Remarks

XR-A660

XR-A660

XR-A330

XR-A330

 

 

 

/KUCXJ

/YPWXJ

/KUCXJ

/YPWXJ

 

 

8

Front Pad

XHA3003

XHA3007

XHA3003

XHA3007

 

 

9

Rear Pad

XHA3004

XHA3008

XHA3004

XHA3008

 

 

10

Packing Case

XHD3045

XHD3044

XHD3063

XHD3062

 

NSP

12

Warranty Card

ARY7023

ARY7027

ARY7023

ARY7027

 

 

13

Power Cord

ADG7022

ADG1160

ADG7022

ADG1160

 

NSP

14

Polyethylene Bag

AHG7033

Not used

AHG7033

Not used

 

 

 

 

 

 

 

 

 

5

XR-A660, XR-A330

2.2 EXTERIOR (1/2)

8

9

21

KUCXJ Type only

11

Note :

Hook Tray cap on top of loading tray and then insert the bottom three hooks.

Note :

Attatch on the same numbers × three.

12

12

15

15

11

9

11

9

19

1

2

17

XR-A330

18

only

Refer to

"2.5 $M MECHANISM CD". 6

4

19

10

16

5

 

 

20

13, 14

XR-A660 only

3

XR-A660 only

7

6

XR-A660, XR-A330

(1) EXTERIOR (1/2) PARTS LIST

Mark

No.

Description

 

Part No.

 

1

F.F.C/30V

 

See Contrast table (2)

NSP

2

$M Mechanism CD

 

See Contrast table (2)

 

3

Volume Knob

 

See Contrast table (2)

 

4

FL Cover A

 

See Contrast table (2)

 

5

FL Cover B

 

See Contrast table (2)

 

6

Tray Cap

 

See Contrast table (2)

 

7

Display Panel

 

See Contrast table (2)

 

8

Bonnet Case

 

See Contrast table (2)

 

9

Screw

 

BPZ30P100FZK

 

10

Pioneer Badge

 

AZN3049

 

11

Screw

 

VBT30P080FZK

 

12

Disc Label

 

XAX3127

 

13

Jog Knob Assy

 

See Contrast table (2)

 

14

Jog Knob

 

See Contrast table (2)

 

15

Screw

 

BCZ30P080FZK

 

16

Cord Clamper

 

See Contrast table (2)

NSP

17

Cord Stopper

 

See Contrast table (2)

 

18

Push Rivet

 

See Contrast table (2)

 

19

Cushion Rubber

 

XEB3002

 

20

Screw

 

VBZ30P080FZK

 

21

65 Label

 

See Contrast table (2)

(2) CONTRAST TABLE

XR-A660/KUCXJ, YPWXJ, XR-A330/KUCXJ and YPWXJ are constructed the same except for the following :

 

 

 

 

Part No.

 

 

Mark

No.

Symbol and Description

 

 

 

 

Remarks

XR-A660

XR-A660

XR-A330

XR-A330

 

 

 

/KUCXJ

/YPWXJ

/KUCXJ

/YPWXJ

 

 

1

22P F.F.C/30V

XDD3018

XDD3018

Not used

Not used

 

 

1

20P F.F.C/30V

Not used

Not used

XDD3017

XDD3017

 

NSP

2

$M Mechanism CD

XXA3006

XXA3006

XXA3005

XXA3005

 

 

3

Volume Knob

XAA3005

XAA3005

XAA3007

XAA3007

 

 

4

FL Cover A

XAK3026

XAK3026

Not used

Not used

 

 

5

FL Cover B

XAK3036

XAK3036

Not used

Not used

 

 

6

Tray Cap

XZN3047

XZN3047

XZN3048

XZN3048

 

 

7

Display Panel

XAK3059

XAK3020

XAK3053

XAK3030

 

 

8

Bonnet Case

XZN3039

XZN3039

XZN3045

XZN3045

 

 

13

Jog Knob Assy

XXG3023

XXG3023

Not used

Not used

 

 

14

Jog Knob

Not used

Not used

XAA3008

XAA3008

 

 

16

Cord Clamper

RNH-184

RNH-184

Not used

Not used

 

NSP

17

Cord Stopper

Not used

Not used

DNF1128

DNF1128

 

 

18

Push Rivet

Not used

Not used

AEC7138

AEC7138

 

 

21

65 Lavel

ORW1069

Not used

ORW1069

Not used

 

 

 

 

 

 

 

 

 

7

XR-A660, XR-A330

2.3 EXTERIOR (2/2)

19

11

XR-A330 only

3

XR-A660 only

21

28 27 2

19

5

19

19

17

 

 

 

15

 

KUCXJ Type only

25 YPWXJ Type only

31

30

 

 

 

19

 

 

24

 

29

19

 

 

 

 

24

XR-A660 24 only

7

24

 

24

24 XR-A660

only

24

32

22

14

4

19

 

 

1

13 19

33

XR-A330 only

22XR-A660 only

8

Refer to

"2.4 FRONT PANEL SECTION".

8

XR-A660, XR-A330

(1) EXTERIOR (2/2) PARTS LIST

Mark

No.

Description

 

Part No.

Mark

No.

Description

 

Part No.

 

1

AF Assy

 

See Contrast table (2)

 

16

• • • • •

 

 

 

2

SECONDARY Assy

 

See Contrast table (2)

NSP

17

SUPPORT Assy

 

XNP3008

 

3

PRIMARY Assy

 

See Contrast table (2)

 

18

• • • • •

 

 

 

4

FM/AM TUNER MODULE

 

AXQ7065

 

19

Screw

 

VBZ30P080FZK

 

5

T1 Power Transformer

 

See Contrast table (2)

 

20

• • • • •

 

 

 

6

• • • • •

 

 

 

21

Screw

 

ASZ40P060FMC

 

7

FU1 Fuse

 

See Contrast table (2)

 

22

Binder

 

ZCA-SKB90BK

NSP

8

Chassis

 

XNA3001

 

23

• • • • •

 

 

 

9

• • • • •

 

 

 

24

Screw

 

BPZ30P100FZK

 

10

• • • • •

 

 

 

25

Caution Label

 

See Contrast table (2)

 

11

PCB Bracket

 

XNG3006

 

26

• • • • •

 

 

 

12

• • • • •

 

 

 

27

ICP Label

 

See Contrast table (2)

 

13

Heat Sink

 

See Contrast table (2)

 

28

ICP Label

 

See Contrast table (2)

 

14

Wire Clip

 

XEC3002

 

29

SUB TRANS Assy

 

See Contrast table (2)

 

15

Rear Panel

 

See Contrast table (2)

 

30

Fuse Caution Label

 

See Contrast table (2)

 

 

 

 

 

NSP

31

Fuse Card

 

See Contrast table (2)

 

 

 

 

 

 

32

Locking Spacer

 

See Contrast table (2)

 

 

 

 

 

 

33

Card Spacer

 

See Contrast table (2)

(2) CONTRAST TABLE

XR-A660/KUCXJ, YPWXJ, XR-A330/KUCXJ and YPWXJ are constructed the same except for the following :

 

 

 

 

Part No.

 

 

Mark

No.

Symbol and Description

 

 

 

 

Remarks

XR-A660

XR-A660

XR-A330

XR-A330

 

 

 

/KUCXJ

/YPWXJ

/KUCXJ

/YPWXJ

 

 

1

AF Assy

XWZ3089

XWZ3089

XWZ3045

XWZ3045

 

 

2

SECONDARY Assy

XWZ3084

XWZ3084

XWZ3046

XWZ3046

 

 

3

PRIMARY Assy

XWZ3059

XWZ3051

XWZ3059

XWZ3051

 

 

5

T1 Power Transformer (AC120V)

XTS3017

Not used

XTS3014

Not used

 

 

5

T1 Power Transformer (AC240V)

Not used

XTS3015

Not used

XTS3012

 

 

7

FU1 Fuse (5A)

REK1083

Not used

Not used

Not used

 

 

7

FU1 Fuse (T2A)

Not used

AEK1057

Not used

Not used

 

 

7

FU1 Fuse (4A)

Not used

Not used

REK1082

Not used

 

 

7

FU1 Fuse (T1.6A)

Not used

Not used

Not used

AEK1056

 

 

13

Heat Sink

XNH3002

XNH3002

XNH3003

XNH3003

 

 

15

Rear Panel

XNC3009

XNC3024

XNC3015

XNC3023

 

 

25

Caution Label

Not used

PRW1018

Not used

PRW1018

 

 

27

ICP Label

XAX3120

XAX3120

Not used

Not used

 

 

28

ICP Label

XAX3121

XAX3121

Not used

Not used

 

 

29

SUB TRANS Assy

XWZ3060

XWZ3052

XWZ3060

XWZ3052

 

 

30

Fuse Caution Label

XAX3122

Not used

XAX3123

Not used

 

NSP

31

Fuse Card

AAX7097

AAX2357

AAX2343

AAX2377

 

 

32

Locking Spacer

Not used

Not used

XEC3009

XEC3009

 

 

33

Card Spacer

Not used

Not used

XEC3008

XEC3008

 

 

 

 

 

 

 

 

 

9

XR-A660, XR-A330

2.4 FRONT PANEL SECTION

 

 

 

23

XR-A330 only

 

XR-A660 only

 

 

 

 

 

17

34

 

26

 

 

 

 

 

XR-A660 only

17

 

1

 

 

 

XR-A330 only

34(1/2)

 

25

17

 

2

 

 

25

35

17

 

 

 

 

 

XR-A660

7

 

 

 

only

17

 

 

34(2/2)

36

 

 

 

29

 

 

 

 

 

 

24

 

 

37

 

 

 

 

 

8

15

 

 

6

 

 

 

17

 

18

 

 

XR-A330 only

 

 

 

17

38 XR-A660 only

 

 

20

 

10

21

13

 

 

 

 

19

 

 

 

 

 

17

 

 

 

 

 

 

16

 

 

 

 

 

 

9

 

 

 

4

17

 

 

21

5

 

 

 

 

 

 

XR-A330 only

 

 

 

14

 

12

 

 

 

Refer to "2.7 and 2.8

 

 

 

 

MECHANISM UNIT".

33

32

 

27

30

28

31

10

XR-A660, XR-A330

(1) FRONT PANEL SECTION PARTS LIST

Mark

No.

Description

 

Part No.

 

Mark

No.

Description

 

Part No.

 

1

DISPLAY Assy

 

See Contrast table (2)

 

21

Damper Assy

 

AXA7052

 

2

CD SW LED Assy

 

See Contrast table (2)

 

22

• • • • •

 

 

 

3

• • • • •

 

 

 

NSP

23

Front Panel Assy

 

See Contrast table (2)

 

4

Connector Assy 2P

 

See Contrast table (2)

 

24

Function Button

 

See Contrast table (2)

 

5

Connector Assy 3P

 

See Contrast table (2)

 

25

CD Button

 

See Contrast table (2)

NSP

6

Cord With Plug

 

DE007VE0

 

26

CD Lens

 

See Contrast table (2)

 

7

Flexible Cable

 

See Contrast table (2)

 

27

Deck Lens L

 

XZN3035

 

8

Flexible Cable 38P

 

XDD3004

 

28

Deck Lens R

 

XZN3036

 

9

Connector Assy 3P

 

See Contrast table (2)

NSP

29

Jog Lens

 

See Contrast table (2)

 

10

Connector Assy 5P

 

See Contrast table (2)

 

30

Door Pocket L

 

See Contrast table (2)

 

11

• • • • •

 

 

 

 

31

Door Pocket R

 

See Contrast table (2)

 

12

Mechanism Unit

 

See Contrast table (2)

 

32

Front Panel

 

See Contrast table (2)

 

13

Door Spring L

 

XBH3001

 

33

Sub Panel

 

See Contrast table (2)

 

14

Door Spring R

 

XBH3002

 

34

Power Button

 

See Contrast table (2)

 

15

Latch Spring L

 

ABH7130

 

35

Play Button

 

See Contrast table (2)

 

16

Latch Spring R

 

ABH7131

 

36

S.C. Button

 

See Contrast table (2)

 

17

Screw

 

BPZ30P100FZK

 

37

TIMER Button

 

See Contrast table (2)

 

18

Latch Mold L

 

XMR3001

 

38

Binder

 

See Contrast table (2)

 

19

Latch Mold R

 

XMR3002

 

 

 

 

 

 

20

GND Plate B

 

XNG3005

 

 

 

 

 

(2) CONTRAST TABLE

XR-A660/KUCXJ, YPWXJ, XR-A330/KUCXJ and YPWXJ are constructed the same except for the following :

 

 

 

 

Part No.

 

 

Mark

No.

Symbol and Description

 

 

 

 

Remarks

XR-A660

XR-A660

XR-A330

XR-A330

 

 

 

/KUCXJ

/YPWXJ

/KUCXJ

/YPWXJ

 

 

1

DISPLAY Assy

XWZ3092

XWZ3110

XWZ3058

XWZ3047

 

 

2

CD SW LED Assy

XWZ3086

XWZ3086

Not used

Not used

 

 

4

Connector Assy 2P

Not used

Not used

XDE3012

XDE3012

 

 

5

Connector Assy 3P

Not used

Not used

XDE3011

XDE3011

 

 

7

Flexible Cable 19P

XDD3009

XDD3009

Not used

Not used

 

 

7

Flexible Cable 17P

Not used

Not used

XDD3010

XDD3010

 

 

9

Connector Assy 3P

XDE3001

XDE3001

XDE3009

XDE3009

 

 

10

Connector Assy 5P

XDE3002

XDE3002

Not used

Not used

 

 

12

Mechanism Unit

XYM3003

XYM3003

XYM3002

XYM3002

 

NSP

23

Front Panel Assy

XXG3014

XXG3014

XXG3011

XXG3011

 

 

24

Function Button

XZN3020

XZN3020

XZN3021

XZN3021

 

 

25

CD Button

XZN3018

XZN3018

XZN3019

XZN3019

 

 

26

CD Lens

XZN3037

XZN3037

Not used

Not used

 

NSP

29

Jog Lens

XAK3025

XAK3025

Not used

Not used

 

 

30

Door Pocket L

XZN3013

XZN3013

XZN3014

XZN3014

 

 

31

Door Pocket R

XZN3015

XZN3015

XZN3016

XZN3016

 

 

32

Front Panel

XZN3011

XZN3011

XZN3012

XZN3012

 

 

33

Sub Panel

XZN3031

XZN3031

XZN3033

XZN3033

 

 

34

Power Button

XZN3022

XZN3022

XZN3023

XZN3023

 

 

35

Play Button

XZN3024

XZN3024

Not used

Not used

 

 

36

S.C. Button

XZN3025

XZN3025

XZN3027

XZN3027

 

 

37

TIMER Button

XZN3029

XZN3029

XZN3030

XZN3030

 

 

38

Binder

Not used

Not used

ZCA-SKB90BK

ZCA-SKB90BK

 

 

 

 

 

 

 

 

 

11

XR-A660, XR-A330

2.5 $M MECHANISM CD

8

Refer to "2.6 SERVO MECHANISM ASSY".

 

21

25

7

22

14

24

13

23

11

 

 

 

1

12

26

2

5

 

 

 

15

 

 

 

29

19

27

 

18

 

28

 

 

 

16

29

6

 

 

 

10

17

 

 

 

 

 

29

3

30

29

29

29

29

9

 

29

29

12

XR-A660, XR-A330

2.6 SERVO MECHANISM ASSY

$M MECHANISM CD PARTS LIST

Mark

No.

Description

 

Part No.

 

1

MOTOR Assy

 

AWZ8428

NSP

2

SW Assy

 

AWZ8429

 

3

CD Assy (XR-A660)

 

XWZ3141

 

3

CD Assy (XR-A330)

 

XWZ3050

 

4

• • • • •

 

 

 

5

Servo Spring

 

ABH7126

 

6

Belt

 

AEB7072

 

7

Clamp Magnet

 

AMF7001

 

8

Yoke

 

ANB7067

 

9

Mecha Base

 

ANW7125

 

10

Loading Tray

 

ANW7088

 

11

Servo Base

 

ANW7089

 

12

Rotary Tray

 

ANW7113

 

13

Clamper

 

ANW7091

 

14

Clamper Holder

 

ANW7092

 

15

Main Cam

 

ANW7093

 

16

Gear Pully

 

ANW7094

 

17

Lock Lever

 

ANW7095

 

18

Planet Gear

 

ANW7096

 

19

Actuater

 

ANW7097

 

20

• • • • •

 

 

 

21

15P F.F.C/30V

 

ADD7038

 

22

Connector Assy (6P)

 

ADE7010

 

23

Float Rubber A

 

AEB7063

 

24

Float Rubber B

 

AEB7066

 

25

Servo Mechanism Assy

 

AXA7039

 

26

Screw

 

IPZ30P080FMC

 

27

Carriage Motor

 

VXM1033

 

28

Motor Pulley

 

PNW1634

 

29

Ha Narl

 

GEM1016

 

30

Cushion Rubber

 

XEB3003

SERVO MECHANISM ASSY PARTS LIST

Mark No.

Description

 

Part No.

 

1

Servo Mechanism

 

AXA7039

2

SPINDLE MOTOR Assy

 

AEA7009

3

SLEAD MOTOR Assy

 

AEA7010

4

Gear A

 

AEA7013

5

Gear B

 

AEA7014

6

Screw

 

AEA7015

7

Screw

 

AEA7016

8

Screw

 

AEA7017

9

Screw

 

AEA7018

10

Leaf Switch

 

AEA7011

13

XR-A660, XR-A330

2.7 MECHANISM UNIT (XR-A660)

4

Mech. ΙΙ

 

Only

 

7

3

Mech. Ι

Only

Mech. ΙΙ

Mech. Ι

 

9

Mech. Ι

Mech. ΙΙ

Only

 

 

10

12

13

1

2

Mech. ΙΙ

14

XR-A660, XR-A330

5

6

8

11

MECHANISM UNIT PARTS LIST

Mark No.

Description

Part No.

 

1

Plate HD BLK (Mech. Ι)

 

F513-819

2

Plate HD BLK (Mech. ΙΙ)

F513-811

3

Motor Main BLK (Mech. ΙΙ only)

F525-324

4

PCB Control BLK

F567-621

5

Clutch Assy BLK

F522-037

6

Main Belt

FF17G-31

7

Joint Belt 113 (Mech. ΙΙ only)

FF19D-21

8

Clutch Assy BLK

F522-045

9

Roller Pinch BLK R

F514-129

10

Roller Pinch BLK L

F514-130

11

F/R Belt

FF18W-12

12

Plate Base BLK

F512-127

13

Plate Base BLK

F512-128

15

XR-A660, XR-A330

2.8 MECHANISM UNIT (XR-A330)

 

Mech. ΙΙ

 

Only

 

6

4

3

 

Mech. Ι

Only

Mech. ΙΙ

Mech. Ι

 

9

Mech. ΙΙ

Mech. ΙΙ

Only

 

10

12

Mech. ΙΙ Only

13

 

Mech. ΙΙ Only

1

2

Mech. Ι

16

XR-A660, XR-A330

5

6

8

11

MECHANISM UNIT PARTS LIST

Mark No.

Description

Part No.

 

1

Plate HD BLK (Mech. ΙΙ)

 

F513-811

2

Plate HD BLK (Mech. Ι)

F513-825

3

Motor Main BLK (Mech. ΙΙ only)

F525-324

4

PCB Control BLK

F567-622

5

Clutch Assy BLK

F522-037

6

Main Belt

FF17G-31

7

• • • • •

 

8

Clutch Assy BLK (Mech. ΙΙ)

F522-045

8

Clutch Assy BLK (Mech. Ι)

F522-038

9

Roller Pinch BLK R (Mech. ΙΙ)

F514-129

9

Roller Pinch BLK R (Mech. Ι)

F514-131

10

Roller Pinch BLK L (Mech. ΙΙ only) F514-130

11

F/R Belt

FF18W-12

12

Plate Base BLK (Mech. ΙΙ only)

F512-127

13

Plate Base BLK (Mech. ΙΙ only)

F512-128

17

 

1

 

2

 

3

 

4

 

 

 

 

 

 

XR-A660, XR-A330

3. SCHEMATIC DIAGRAM

3.1 OVERALL WIRING DIAGRAM

A

 

 

 

 

 

J

 

 

 

 

CD SW LED

 

 

 

 

ASSY

 

 

 

 

(XWZ3086)

 

 

 

 

XR-A660 ONLY

 

 

 

B

A

 

 

 

 

FM/AM TUNER

 

 

 

 

MODULE

 

 

 

 

(AXQ7065)

 

 

 

 

CN6201

 

 

 

 

E

E 1/3,

E 2/3,

E 3/3

 

AF ASSY

 

 

 

(XR-A660 : XWZ3089)

 

(XR-A330 : XWZ3045)

C

XR-A660 ONLY

 

B CD ASSY

 

 

 

 

 

(XR-A660 : XWZ3141)

 

 

 

 

(XR-A330 : XWZ3050)

 

 

 

D

 

 

 

 

 

 

C CARRIAGE

 

 

 

 

 

MOTOR

D

SW ASSY

SERVO MECHANISM ASSY

 

 

ASSY

(AXA7039)

 

18

(AWZ8428)

(AWZ8429)

 

 

 

 

 

 

 

 

1

 

2

3

4

 

5

 

6

 

7

 

8

 

 

 

 

 

 

XR-A660, XR-A330

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

I DISPLAY ASSY (XR-A660/KUCXJ : XWZ3092) (XR-A660/YPWXJ : XWZ3110) (XR-A330/KUCXJ : XWZ3058) (XR-A330/YPWXJ : XWZ3047)

A

XR-A660 ONLY

XR-A660 ONLY

AEK7071

B

XR-A660 ONLY

 

 

 

 

 

 

 

 

F

 

 

 

G

 

 

 

 

 

SECONDARY

 

 

PRIMARY ASSY

 

ASSY

 

 

(KUCXJ Type: XWZ3059)

 

(XR-A660 : XWZ3084)

 

 

(YPWXJ Type: XWZ3051)

 

(XR-A330 : XWZ3046)

 

 

 

 

 

 

 

 

 

C

YPWXJ TYPE

KUCXJ TYPE

H

SUB TRANS ASSY

(KUCXJ Type: XWZ3060)

(YPWXJ Type: XWZ3052)

KUCXJ TYPE ONLY

D

19

 

5

 

6

 

7

 

8

 

 

 

 

 

 

 

 

 

 

 

 

1

 

2

 

3

 

4

 

 

 

 

 

 

XR-A660, XR-A330

3.2 FM/AM TUNER MODULE

A

MIX AMP

RF AMP

1T378A

OSC

1T378A

BUFFER

B

IF AMP

FM +B SW

C

MW RF TUNING BLOCK

AKX7041

FM/AM TUNER MODULE

(AXQ7065)

D

20 A

 

1

 

2

 

3

 

4

 

 

 

 

 

 

 

 

 

 

 

 

5

 

6

 

7

 

8

 

 

 

 

 

 

XR-A660, XR-A330

A

AF AMP

AF AMP

B

E 2/3 CN3051

REGULATOR

C

PLL

D

A 21

 

5

 

6

 

7

 

8

 

 

 

 

 

 

 

 

 

 

 

Pioneer XR-A660 Service Manual

 

1

 

2

 

3

 

4

 

 

 

 

 

 

XR-A660, XR-A330

3.3 CD, MOTOR and SW ASSEMBLIES

A

B

R8123

56k

C

 

 

 

 

B CD ASSY

 

 

 

 

(XR-A660 : XWZ3141)

 

 

 

 

(XR-A330 : XWZ3050)

 

 

 

 

C MOTOR ASSY

 

 

 

 

(AWZ8428)

 

 

 

 

CARRIAGE MOTOR

D

 

 

 

 

 

 

 

 

J8502

 

 

SERVO MECHANISM ASSY AXA7039

 

D20PWW0405E

 

 

 

 

22

B C

 

 

 

 

1

2

3

4

 

5

 

6

 

7

 

8

 

 

 

 

 

 

XR-A660, XR-A330

1 2

XR-A660, XR-A550

XR-A330

C8256 0.1

C8255 0.1

2SB1237X

C8257

0.1

2SD1858X

 

D

 

SW ASSY

J8502

(AWZ8429)

Note: The encircled numbers

 

denote measuring point in the

A

schematic diagram.

 

1

CN8005Pin 1 :

 

 

PLAY MODE (RF)

 

 

H : 500nsec/div

 

 

1.8Vp-p

C8371

100/10

VREF

 

 

2

CN8005Pin 2 :

 

 

TEST MODE,

 

0.047

Tracking Open(TRER)

YB

H : 5msec/div

 

C8308

 

 

1000p

 

1.0Vp-p

C8307

 

VREF

1000p

 

 

 

YB

H

 

 

 

 

47

VREF:CN8005Pin3

 

L8371

 

B

 

 

XR-A660, XR-A550 Only

CN1051

 

2/3

 

E

C

2SB1237X

0.047

(XR-A660, XR-A550)

(XR-A330)

2SD1858X

D

B D 23

 

5

 

6

 

7

 

8

 

 

 

 

 

 

 

 

 

 

 

 

1

 

2

 

3

 

4

 

 

 

 

 

 

XR-A660, XR-A330

3.4 AF ASSY (1/3)

A

E

1/3 AF ASSY

 

 

 

 

 

(XR-A660 : XWZ3089)

 

 

 

 

 

 

(XR-A330 : XWZ3045)

 

 

 

 

 

 

 

 

B

: DECK PB SIGNAL ROUTE

 

 

: DECK REC SIGNAL ROUTE

C

XR-A330

ONLY

33k(XR-A660) 47k(XR-A330)

XR-A660

ONLY

22k(XR-A660) 39k(XRA330)

680p(XR-A660) 1000p(XR-A330)

220k(XR-A660) 100k(XR-A330)

XR-A330

ONLY

XR-A660

ONLY

C2335 27p

XR-A330

ONLY

XR-A660

ONLY

XR-A330

ONLY

C2336 27p

XR-A330

ONLY

C2337 27p

XR-A660

ONLY

C2338 27p

XR-A330

ONLY

0.022(XR-A660) 0.027(XR-A330)

XR-A660

ONLY

D

24 E 1/3

 

1

 

2

 

3

 

4

 

 

 

 

 

 

 

 

 

 

 

 

5

 

6

 

7

 

 

 

XR-A330

ONLY

XR-A330

ONLY

XR-A330

ONLY

XR-A330

XR-A330

ONLY

ONLY

22k(XR-A660) 0(XR-A330)

22k(XR-A660) 0(XR-A330)

XR-A330

ONLY

XR-A330

XR-A660 ONLY

ONLY

 

XR-A660 ONLY

XR-A660

ONLY

8

XR-A660, XR-A330

A

E 2/3

B

C

E 2/3

E 3/3

D

E 2/3

E 1/3 25

 

5

 

6

 

7

 

8

 

 

 

 

 

 

 

 

 

 

 

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