Pioneer GM-9127ZT/EW Service-Handbuch - Seite 3

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- Supplementally model is identical to the original except for the addition of following items.

Description

Cover

Polyethylene Bag

Protector

Carton

Contain Box

NOTE:

- When diagnosing a product, take care of its heated portion.

Power IC

(IC801,802,803)

Power Supply IC (IC901,902)

DSP IC

(IC201,251)

Heat Sink

IC Holder

CONTENTS

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

1. SPECIFICATIONS .......................................................3

2. EXPLODED VIEWS AND PARTS LIST ......................4

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ....6

4. PCB CONNECTION DIAGRAM................................14

5. ELECTRICAL PARTS LIST........................................22

6. ADJUSTMENT .........................................................27

1. SPECIFICATIONS

Power source . . . . . . . . . . . . .13.2±0.1V(10.5-16.0V)

Grounding . . . . . . . . . . . . . . . .Negative type

Backup current . . . . . . . . . . . .1.0mA or less

Dimensions(No Bracket) . . . .210mm(W)x60mm(H)x150mm(D)

Weight(GM-9127ZT/EW) . . . .1.985kg

(GM-9227ZT/E) . . . . . .2.086kg

Maximum output power . . . .22W or more(Front)

Part No.

GM-9127ZT-91/EW

GM-9227ZT-91/E

CEG1057

CEG1045

Not used

CEG1185

CHP2329

Not used

CHP2330

Not used

CHG4144

CHG4865

CHL4863

CHL4866

22W or more(Rear)

22W or more(Woofer)

7. GENERAL INFORMATION.......................................33

7.1 DIAGNOSIS .......................................................33

7.1.1 DISASSEMBLY.........................................33

7.1.2

CONNECTOR FUNCTION DESCRIPTION

7.2 IC ........................................................................37

7.3 EXPLANATION...................................................38

7.3.1 OPERATIONAL FLOW CHART .................38

7.3.2 SYSTEM BLOCK DIAGRAM.....................40

8. OPERATIONS ...........................................................41

GM-9127ZT/EW

......36