Pioneer GM-X952 Bedienungsanleitung

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

ORDER NO.

CRT2612

BRIDGEABLE POWER AMPLIFIER

GM-X952 X1R/UC,EW,ES

Service

Manual

CONTENTS

1. SAFETY INFORMATION............................................2

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

3. SCHEMATIC DIAGRAM.............................................6

4. PCB CONNECTION DIAGRAM................................12

5. ELECTRICAL PARTS LIST........................................14

6. ADJUSTMENT.........................................................16

7. GENERAL INFORMATION.......................................17

7.1 DISASSEMBLY ..................................................17

8. OPERATIONS AND SPECIFICATIONS....................18

GM-X952/X1R/EW

GM-X952

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

1. SAFETY INFORMATION

-GM-X952/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

GM-X952

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.

-Owner's Manual

Model Part No. Language

GM-X952/X1R/UC HRD0169 English, French

GM-X952/X1R/EW HRD0156 English, Spanish, German,

French, Italian, Dutch

GM-X952/X1R/ES HRD0170 English, Spanish

HRD0171 Portuguese(B), Arabic

-PACKING SECTION PARTS LIST

Part No.

Mark No. Description GM-X952/X1R/UC GM-X952/X1R/EW GM-X952/X1R/ES

* 1-1 Warranty Card Not used HRY1157 Not used

1-2 Owner’s Manual HRD0169 HRD0156 HRD0170

1-3 Owner’s Manual Not used Not used HRD0171

* 1-4 Card ARY1048 Not used Not used

2 Screw BYC40P180FZK BYC40P180FZK BYC40P180FZK

3 Polyethylene Bag HEG0011 HEG0011 HEG0011

4 Polyethylene Bag HEG0022 HEG0022 HEG0022

5 Carton HHG0277 HHG0277 HHG0277

6 Contain Box HHL0277 HHL0277 HHL0277

7 Protector HHP0107 HHP0107 HHP0107

9 Cover HNS0101 HNS0101 HNS0101

GM-X952

2.2 EXTERIOR

GM-X952

(1) EXTERIOR SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.

1 Screw PPZ30P100FZK

2 Screw BBZ30P050FMC

3 Screw BBZ30P060FMC

4 Screw BBZ30P080FMC

5 Screw BSZ30P050FZK

6 Screw(M3x12) CBA1323

7 Screw(M3x5) HBA0006

8 Screw(M3x8) HBA0011

9 Panel See Contrast table(2)

10 Panel See Contrast table(2)

11 Case HNB0135

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(CN850) CKF1059

18 Fuse(25A) HEK0025

19 Pin Jack(CN851) HKB0002

20 Terminal(CN853) HKE0020

21 Terminal(CN854) HKE0021

22 Terminal(CN855) HKE0021

23 Buss Bar HNC0043

24 Holder HNC0082

25 Screw PPZ30P100SAD

26 Light Pipe Unit HXA0322

(2) CONTRAST TABLE

GM-X952/X1R/UC, EW and ES are constructed the same except for the following:

Part No.

Mark No. Description GM-X952/X1R/UC GM-X952/X1R/EW GM-X952/X1R/ES

9 Panel HNB0129 HNB0144 HNB0129

10 Panel HNB0130 HNB0140 HNB0130

13 Heat Sink HNR0181 HNR0187 HNR0181

16 Amp Unit HWH0139 HWH0138 HWH0140

INPUT

(-35V)

(+35V)

±15V

REGULATOR ±35V

REGULATOR

MUTE

PWM

CONTROLLER

BFC

LPF SELECT

AMP UNIT

ISOLATOR

GAIN = 1

LP FILTER

80Hz - 12dB/OCT

(EW,ES model)

DC/DC CONVERTER

GM-X952

1234

A-a A-b

A-aA-a A-bA-b

A-bA-b

A-aA-a

Large size

SCH diagram

Guide page

Detailed page

3. SCHEMATIC DIAGRAM

3.1 AMP UNIT(GUIDE PAGE)

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

LIST”.

A-a

POWER AMP

POWER

CONTROL /

MUTE

OVER

CURRENT

DETECTOR

AMP GAIN = 9 - 34dB

GM-X952

5678

A-b

GM-X952

1234

INPUT

LPF SELECT

AMP UNIT

ISOLATOR

GAIN = 1

LP FILTER

80Hz - 12dB/OCT

A-a A-b

A-a

GM-X952

5678

(-35V)

(+35V)

±15V

REGULATOR ±35V

REGULATOR

MUTE

PWM

CONTROLLER

BFC

(EW,ES model)

DC/DC CONVERTER

A-a A-b

A-a

GM-X952

1234

POWER AMP

OVER

CURRENT

DETECTOR

AMP GAIN = 9 - 34dB

A-a A-b

A-b

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