Jvc KDG 401 Service Manual

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JVC
SERVICE MANUAL

CD RECEIVER
KD-G401

Area suffix

E Continental Europe
EX Central Europe

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TABLE OF CONTENTS
1 PRECAUTION ......................................................................... 1-3
2 SPECIFIC SERVICE INSTRUCTIONS ...................................................... 1-5
3 DISASSEMBLY ....................................................................... 1-6
4 ADJUSTMENT ....................................................................... 1-24
5 TROUBLESHOOTING ................................................................. 1-25
COPYRIGHT © 2004 VICTOR COMPANY OF JAPAN, LIMITED NO.MA051

2004/1

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SPECIFICATION

AUDIO AMPLIFIER SECTION

Maximum Power Output Front

50 W per channel

Rear

50 W per channel

Continuous Power Output Front

19 W per channel into 4 Q, 40 Hz to 20 000 Hz at no more than

(RMS) 0.8% total harmonic distortion.
Rear 19 W per channel into 4 Q, 40 Hz to 20 000 Hz at no more than
0.8% total harmonic distortion.
Load Impedance 4 Q (4 Q to 8 Q allowance)
Tone Control Range Bass 4:10 dB at 100 Hz
Treble 110 dB at 10 kHz

Frequency Response

40 Hz to 20 000 Hz

Signal-to-Noise Ratio 70 dB
Line»Out Level/Impedance 2.0 V/20 k9 load (full scale)
Output Impedance 1 k9
TUNER SECTION
Frequency Range FM 87.5 MHz to 108.0 MHZ
AM (MW) 522 kHz to 1 620 kHz
(LW) 144 kHz to 279 kHz
[FM Tuner] Usable Sensitivity 11.3 dBt (1.0 uV/75 Q)
50 dB Quieting Sensitivity 16.3 dBt (1.8 uV/75 Q)
Alternate Channel Selectivity (400 kHz) 65 dB
Frequency Response 40 Hz to 15 000 HZ
Stereo Separation 30 dB
Capture Ratio 1.5 dB
[MW Tuner] Sensitivity 20 uV
Selectivity 35 dB
[LW Tuner] Selectivity 50 uV
CD PLAYER SECTION
Type Compact disc player

Signal Detection System

Non»contact optical pickup (semiconductor laser)

Number of channels

2 channels (stereo)

Frequency Response

5 HZ to 20 000 HZ

Dynamic Range

96 dB

Signal-to-Noise Ratio

98 dB

Wow and Flutter

Less than measurable limit

MP3 decoding format

MPEG 1/2 Audio Layer 3

Max. Bit Ratez320 Kbps

GENERAL

Power Requirement IOperating Voltage

DC 14.4 V (11 V to 16 V allowance)

Grounding System

Negative ground

Allowable Operating Temperature

030 to +4090

Dimensions (W x H X D) Installation Size (approx.)

182 mm X52 mm>< 150 mm

Panel Size (approx.)

188mm><58mm><11mm

Mass (approx.)

1.3 kg (excluding accessories)

Design and specifications are subject to change without notice.

1-2 (N0.MA051)