Pioneer GMX-722, GMX-822 Service manual

0 (0)

Service

Manual

ORDER NO.

CRT2187

BRIDGEABLE POWER AMPLIFIER

GM-X822 X1R/UC

GM-X722 X1R/UC,ES,EW

CONTENTS

1.

SAFETY INFORMATION ............................................

2

6.

ADJUSTMENT..........................................................

19

2.

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

3

7.

GENERAL INFORMATION .......................................

20

3.

SCHEMATIC DIAGRAM .............................................

8

 

7.1 IC .........................................................................

20

4.

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

12

 

7.2 DISASSEMBLY ...................................................

21

5.

ELECTRICAL PARTS LIST ........................................

15

 

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

22

 

 

 

8.

OPERATIONS AND SPECIFICATIONS.....................

23

 

 

 

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. 501 Orchard Road, #10-00, Wheelock Place, Singapore 238880

 

C PIONEER ELECTRONIC CORPORATION 1998

K-ZEB. FEB. 1998 Printed in Japan

GM-X822,X722

1. SAFETY INFORMATION

UC model

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

Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive toxicant which may cause birth defects or other reproductive harm (California Health & Safety Code, Section 25249.5). When servicing or handling circuit boards and other components which contain lead in solder, avoid unprotected skin contact with the solder. Also, when soldering do not inhale any smoke or fumes produced.

2

GM-X822,X722

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

10

9

 

11

2

1

 

 

4

 

3

 

7

8

5

8

6

Fig. 1

3

GM-X822,X722

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.

 

 

 

 

GM-X822

 

GM-X722

 

Mark

No.

Description

X1R/UC

X1R/UC

X1R/ES

X1R/EW

*

1

Screw Assy

HEA0044

HEA0044

HEA0044

HEA0044

 

2

Screw(x4)

BYC40P180FZK

BYC40P180FZK

BYC40P180FZK

BYC40P180FZK

 

3

Polyethylene Bag

HEG0011

HEG0011

HEG0011

HEG0011

 

4

Wrench

HLP0001

HLP0001

HLP0001

HLP0001

 

5

Polyethylene Bag

HEG0013

HEG0013

HEG0013

HEG0013

 

6

Carton

HHG0164

HHG0165

HHG0166

HHG0167

 

7

Contain Box

HHL0164

HHL0165

HHL0166

HHL0167

 

8

Protector(x2)

HHP0025

HHP0025

HHP0025

HHP0025

 

9-1

Owner’s Manual

HRD0060

HRD0061

HRD0062

HRD0063

 

9-2

Owner’s Manual

Not used

Not used

HRD0069

Not used

 

10

Warranty Card

*HRY1070

Not used

Not used

HRY1087

 

11

Card

Not used

ARY1048

Not used

Not used

- Owner's Manual

Model

Part No.

Language

 

 

 

GM-X822/X1R/UC

HRD0060

English, French

 

 

 

GM-X722/X1R/UC

HRD0061

English, French

 

 

 

GM-X722/X1R/ES

HRD0062

English, Spanish

 

 

 

 

HRD0069

Arabic, Portuguese(B)

 

 

 

GM-X722/X1R/EW

HRD0063

English, French, German, Dutch, Spanish, Italian

 

 

 

4

GM-X822,X722

2.2 EXTERIOR

Fig. 2

5

GM-X822,X722

(1) EXTERIOR SECTION PARTS LIST

Mark No.

Description

Part No.

Mark No. Description

Part No.

1

Screw

BMZ30P250FZK

 

36

Clamper

HNV0015

2

Screw(M3x12)

CBA1323

37

Spacer

HNV3975

3

Screw(M3x14)

CBA1382

38

Screw

BMZ30P250FZK

4

Sheet

CNM5854

39

Fan Motor

CXM1102

5

Screw

HBA0006

40

Fuse(20A)

HEK0020

6

Screw

HBA0011

41

Pin Jack(CN801)

HKB0002

7

Screw

HBA0012

42

Pin Jack(CN851)

HKB0002

8

Washer

HBF0005

43

Terminal(CN101)

HKE0010

9

Case

HNB0037

44

Fuse Holder(CN902)

HKE0012

10

Heat Sink

HNR0078

45

Terminal(CN901)

HKE0014

11

Window

HNS0053

46

Holder

HNC0027

12

Lighting Conductor

HNV0013

47

Holder

HNC0028

13

Amp Unit

See Contrast table(2)

48

Spacer

HNV0010

14

Screw

BMS30P060FZK

49

Screw

PPZ30P060FZK

15

Screw

BMS30P080FMC

50

Film

See Contrast table(2)

16

Clamper

CEF1009

51

Film

See Contrast table(2)

17

Terminal(CN904)

CKF1059

52

Plate Unit

See Contrast table(2)

18

Plug(CN551)

CKS1037

53

Light Pipe Unit

HXA0201

19

Plug(CN501)

CKS1039

54

Plate Unit

See Contrast table(2)

20

Connector(CN503)

CKS3799

55

Sheet Unit

See Contrast table(2)

21

Connector(CN552)

CKS3800

56

Panel Unit

See Contrast table(2)

22

Cord(CN153)

HDE5500

57

Plate

HNS0066

23

Cord(CN253)

HDE5500

58

Panel Unit

See Contrast table(2)

24

Cord(CN502)

HDE5501

59

Screw

SMZ30H080FCR

25

Cord(CN553)

HDE5502

60

LED(D902,903)

See Contrast table(2))

26

Holder

HNC0029

61

Transistor(Q113,114,213,214)

2SC5099

27

Buss Bar

HNC0043

62

Transistor(Q115,116,215,216)

2SA1907

28

Buss Bar

HNC0045

63

Thermistor(TH651,652)

CCX1013

29

Buss Bar

HNC0051

64

FET(Q963-966)

IRFIZ44N

30

Buss Bar

HNC0053

65

Transistor(Q107,207)

2SC1568

31

Clip

HNC0054

66

Diode(D961)

FML22S

32

Separator

HNM0047

67

Diode(D962)

FML22R

33

Spacer

See Contrast table(2)

68

Thermistor(TH901)

CCX1027

34

Heat Sink

HNR0081

69

Screw

BSZ30P050FZK

35

Heat Sink

HNR0082

 

 

 

 

6

GM-X822,X722

(2) CONTRAST TABLE

GM-X822/X1R/UC, GM-X722/X1R/UC, GM-X722/X1R/ES and GM-X722/X1R/EW are constructed the same except for the following:

 

 

 

Part No.

 

 

 

 

GM-X822

 

 

GM-X722

 

Mark No.

Symbol and Description

X1R/UC

X1R/UC

 

X1R/ES

X1R/EW

13

Amp Unit

HWH0075

HWH0076

 

HWH0074

HWH0073

33

Spacer

HNM0053(x2)

HNM0053(x2)

 

HNM0053(x1)

HNM0053(x2)

50

Film

CNM5856

Not used

 

Not used

Not used

51

Film

CNM5855

Not used

 

Not used

Not used

52

Plate Unit

HXA0115

HXA0111

 

HXA0111

HXA0111

54

Plate Unit

HXA0206

HXA0203

 

HXA0203

HXA0203

55

Sheet Unit

HXA0266

HXA0126

 

HXA0118

HXA0118

56

Panel Unit

HXA0270

HXA0271

 

HXA0271

HXA0271

58

Panel Unit

HXA0273

HXA0272

 

HXA0272

HXA0272

60

LED(D902,903)

NSPWF50S(AQ)

NSPWF50S(VQ)

 

NSPWF50S(VQ)

NSPWF50S(VQ)

7

1

 

2

 

3

 

4

 

 

 

GM-X822,X722

3. SCHEMATIC DIAGRAM

3.1 AMP UNIT

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

LIST".

A AMP PCB

-10dBs

-7.6dBs

-10.2dBs

B

B AUDIO PCB

C

 

BASS

 

PCB

15.5V

-15.5V

AMP UNIT

Consists of

AMP PCB

AUDIO PCB

BASS PCB

-35V

-35-30V

C

30V

-30V

D

8 A

1

2

3

4

Pioneer GMX-722, GMX-822 Service manual

5

 

6

 

7

 

8

 

 

 

GM-X822,X722

A

 

-14.3dBs

B

21.3dBs

B

 

 

 

C

 

 

0.1V

 

 

 

3.2V

 

 

3.5V

0.3V

 

 

3.8V

 

0.2V

 

1.9V

5.0V

14.4V

5.0V

0.2V

0V

14.3V

5.0V

2.6V

0.2V

10.7V

2.4V

 

0V

14.4V

 

 

2.4V

 

 

 

 

 

 

6.3V

 

 

 

D

Fig. 3

A 9

 

5

 

6

 

7

 

 

 

 

 

 

 

 

8

 

 

 

 

 

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