Pioneer GMX-252 Service manual

5 (1)

Service

Manual

ORDER NO.

CRT2636

BRIDGEABLE POWER AMPLIFIER

GM-X252 X1R/UC

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

Model

Order No. Mech. Module Remarks

GM-X352/X1R/UC CRT2614

EXPLODED VIEWS AND PARTS LIST

PACKING(Page 2)

- PACKING SECTION PARTS LIST

Mark No. Symbol and Description

 

Part No.

GM-X352/X1R/UC

 

GM-X252/X1R/UC

5

Carton

HHG0278

 

HHG0304

6

Contain Box

HHL0278

 

HHL0304

EXTERIOR(Page 4)

- EXTERIOR SECTION PARTS LIST

Mark No. Symbol and Description

 

Part No.

GM-X352/X1R/UC

 

GM-X252/X1R/UC

10

Panel

HNB0124

 

HNB0141

11

Panel

HNB0126

 

HNB0150

13

Heat Sink

HNR0179

 

HNR0189

16

Amp Unit

HWH0145

 

HWH0167

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

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

C PIONEER CORPORATION 2000

K-ZZS. DEC. 2000 Printed in Japan

 

Service

 

Manual

GM-X352/X1R/EW

ORDER NO.

 

CRT2614

BRIDGEABLE POWER AMPLIFIER

GM-X352 X1R/UC,EW,ES

CONTENTS

1.

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

2

6.

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

14

2.

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

2

7.

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

15

3.

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

6

 

7.1 DISASSEMBLY ..................................................

15

4.

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

8

8.

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

16

5.

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

12

 

 

 

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

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

C PIONEER CORPORATION 2000

K-ZZS. NOV. 2000 Printed in Japan

 

GM-X352

1. SAFETY INFORMATION

- GM-X352/X1R/UC

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

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

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

2

GM-X352

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.

 

Mark No. Description

GM-X352/X1R/UC

GM-X352/X1R/EW

GM-X352/X1R/ES

*

1-1

Warranty Card

Not used

HRY1157

Not used

 

1-2

Owner’s Manual

HRD0165

HRD0157

HRD0166

 

1-3

Owner’s Manual

Not used

Not used

HRD0172

*

1-4

Card

ARY1048

Not used

Not used

 

2

Screw

BYC40P180FZK

BYC40P180FZK

BYC40P180FZK

 

3

Polyethylene Bag

HEG0011

HEG0011

HEG0011

 

4

Polyethylene Bag

HEG0013

HEG0013

HEG0013

 

5

Carton

HHG0278

HHG0278

HHG0278

 

6

Contain Box

HHL0278

HHL0278

HHL0278

 

7

Protector

HHP0105

HHP0105

HHP0105

 

8

Cord Assy

HDE0036

HDE0036

HDE0036

 

9

Cover

HNS0101

HNS0101

HNS0101

- Owner's Manual

Model

Part No.

Language

GM-X352/X1R/UC

HRD0165

English, French

GM-X352/X1R/EW

HRD0157

English, Spanish, German,

 

 

French, Italian, Dutch

GM-X352/X1R/ES

HRD0166

English, Spanish

 

HRD0172

Portuguese(B), Arabic

3

GM-X352

2.2 EXTERIOR

A

4

GM-X352

(1) EXTERIOR SECTION PARTS LIST

Mark No. Description

Part No.

 

Mark No. Description

Part No.

1

Screw

BBZ30P050FMC

21

Terminal(CN905)

HKE0037

2

Screw

BBZ30P060FMC

22

Terminal(CN906)

HKE0037

3

Screw

BBZ30P080FMC

23

Connector(CN904)

HKM1077

4

Screw

BSZ30P050FZK

24

Holder

HNC0082

5

Screw(M3x12)

CBA1323

25

Screw

PPZ30P100SAD

6

Screw(M3x5)

HBA0006

26

Light Pipe Unit

HXA0322

7

Screw(M3x8)

HBA0011

27

Screw

PPZ30P100FZK

8

•••••

 

 

 

 

 

9

Case

HNB0131

 

 

 

 

10

Panel

See Contrast table(2)

 

 

 

 

11

Panel

See Contrast table(2)

 

 

 

 

12

Holder

HNC0080

 

 

 

 

13

Heat Sink

See Contrast table(2)

 

 

 

 

14

Cover

HNS0101

 

 

 

 

15

Spacer

HNV0016

 

 

 

 

16

Amp Unit

See Contrast table(2)

 

 

 

 

17

Terminal(CN903)

CKF1059

 

 

 

 

18

Fuse(20A)

HEK0020

 

 

 

 

19

Pin Jack(CN801)

HKB0001

 

 

 

 

20

Terminal(CN901)

HKE0036

 

 

 

 

(2) CONTRAST TABLE

GM-X352/X1R/UC, EW and ES are constructed the same except for the following:

 

 

 

Part No.

 

Mark No. Description

GM-X352/X1R/UC

GM-X352/X1R/EW

GM-X352/X1R/ES

10

Panel

HNB0124

HNB0141

HNB0124

11

Panel

HNB0126

HNB0146

HNB0126

13

Heat Sink

HNR0179

HNR0189

HNR0179

16

Amp Unit

HWH0145

HWH0144

HWH0146

5

Pioneer GMX-252 Service manual

1

 

2

 

3

 

4

 

 

 

GM-X352

3. SCHEMATIC DIAGRAM

3.1 AMP UNIT

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

LIST”.

A

L+ R+

L- R-

A AMP UNIT

LPF SELECT

LP FILTER

ISOLATOR 80Hz - 12dB/OCT GAIN GAIN = 1

B

C

REGULATOR

(EW,ES m

DC/DC CONVERTER

B

D

6 A

1

2

3

4

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