JVC KS-AX3300 Manuel utilisateur

SERVICE MANUAL

2005/3

POWER AMPLIFIER

MA17120053

KS-AX3300

TABLE OF CONTENTS

1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4

3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5

4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6

5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7

Area suffix

J ------------- Northern America

E ------------- Southern Europe

U -------------------- Other Areas

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1-2 (No.MA171)

SPECIFICATION

Design and specifi cations are subject to change without notice.

Power Output 65 W RMS ×2 channels at 4 Ωand [< or =] 1% THD + N

Signal-to-Noise Ratio 86 dBA (reference: 1 W into 4 Ω)

Maximum Power Output 320 W

Load Impedance 4 Ω(2 Ωto 8 Ωallowance)

4 Ω(4 Ωto 8 Ωallowance) (Bridge mode)

Frequency Response 5 Hz to 50,000 Hz ( +0, -3 dB)

Input Sensitivity/Impedance 1 V/20 kΩ(0.3 V to 6 V, variable)

Distortion Less than 0.005% (at 1 kHz)

Power Requirement DC 14.4 V (11 V to 16 V allowance)

Grounding system Negative ground

Dimensions (W/H/D) 259 mm ×54 mm ×172 mm (10-1/4 in. ×2-3/16 in. ×6-13/16 in.)

Mass (approx.) 1.6 kg (3.6 lbs.)

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(No.MA171)1-3

SECTION 1

PRECAUTION

1.1 Safety Precautions

!Burrs formed during molding may be left over on some parts of the chassis. Therefore,

pay attention to such burrs in the case of preforming repair of this system.

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1-4 (No.MA171)

SECTION 2

SPECIFIC SERVICE INSTRUCTIONS

This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS.

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(No.MA171)1-5

SECTION 3

DISASSEMBLY

3.1 Main board

3.1.1 Removing the main board (See Fig.1 ~ 4)

(1) From the bottom of the amplifier, remove the five screws A

attaching the cover.

(2) From the main body of the amplifier, remove the nine

screws Battaching the main board.

(3) Remove the two screws Con top of the rear cover.

(4) Remove the screw Dand the two screws Eon the front side

of the rear cover.

Fig.1

Fig.2

Fig.3

Fig.4

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1-6 (No.MA171)

SECTION 4

ADJUSTMENT

This service manual does not describe ADJUSTMENT.

TEL 13942296513 QQ 376315150 892498299

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(No.MA171)1-7

SECTION 5

TROUBLESHOOTING

This service manual does not describe TROUBLESHOOTING.

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

(No.MA171)

AV & MULTIMEDIA COMPANY CAR ELECTRONICS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan

Victor Company of Japan, Limited

VPT

Printed in Japan

TEL 13942296513 QQ 376315150 892498299

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SCHEMATIC DIAGRAMS

POWER AMPLIFIER

No.MA171SCH

2005/3

KS-AX3300

Area suffix

J ---------- Northern America

E ---------- Southern Europe

U ----------------- Other Areas

Contents

2-1

2-3

2-5

Block diagram

Standard schematic diagram

Printed circuit board

CD-ROM No.SML200503

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

!Burrs formed during molding may be left over on some parts of the chassis. Therefore,

pay attention to such burrs in the case of preforming repair of this system.

Safety precaution

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

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