Jvc KDNX 901 Service Manual

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Jvc KDNX 901 Service Manual

Extracted text from Jvc KDNX 901 Service Manual (Ocr-read)


Page 1

JVC

SERVICE MANUAL

HDD NAVIGATION / DVD RECEIVER

KD-NX901

Area suffix

E ............. Southern Europe

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5%
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4

x52 53 l-DD @» P. -

Lead free solder used in the board (material : Sn-Ag-Cu, melting point: 219 Centigrade)

ITAL VIDEO VIDEO/ROM

TABLE OF CONTENTS

1 PRECAUTIONS ....................................................................... 1-4
2 SPECIFIC SERVICE INSTRUCTIONS ...................................................... 1-7
3 DISASSEMBLY ....................................................................... 1-8
4 ADJUSTMENT ....................................................................... 1-26
5 TROUBLESHOOTING ................................................................. 1-33
COPYRIGHT © 2005 Victor Company of Japan, Limited NO.MA161

2005/6

Page 2

SPECIFICATION

NAVIGATION SYSTEM

System & Service

L1, C/A code
Global Positioning System
Standard Positioning Service

Reception System

15-channel multi-channel reception system

Reception Frequency

1 575.42 MHZ

Sensitivity -130 dBm
Update Rate 1/second, continuous
GPS Antenna Polarization Right Handed Circular Polarization

Dimensions (approx.)

30.4mm><11.7 mm><35.5 mm (WXHXD)

Cable (approx.)

5.0 m

Attachment mat size (approx.)

70 mm><70 mm

AUDIO AMPLIFIER SECTION

Maximum Power Output Front 50 W per channel
Rear 50 W per channel
Continuous Power Output (RMS) Front 20 W per channel into4 Q, 40 Hz to 20 000 Hz at no more
than 0.8% total harmonic distortion.
Rear 20 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 £2 to 8 £2 allowance)

Equalizer Control Range

Frequencies

60 HZ. 150 HZ, 400 HZ, 1 kHZ. 2.4 kHZ, 6 kHZ, 12 kHZ

Level

110 dB

Signal-to-Noise Ratio

70 dB

Audio output level

Digital (DIGITAL OUT: Optical)

Signal wave length: 660 nm
Output level: -21 dBm to -15 dBm

Line-Out Level/impedance

2.0 V/20 k0 load (full scale) Output Impedance: 1 k9

Color system

PAL

Video output (composite)

1 Vp-p/75 Q

Other Terminals

SUBWOOFER OUT,CD changer
Steering wheel remote input

TUNER SECTION

Frequency Range

FM

875 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 dBf (1.0 uV/75 Q)
50 dB Quieting Sensitivity 16.3 dBf (1.8 pV/75 52)
Alternate Channel Selectivity (400 kHz) 65 dB
Frequency Response 40 Hz to 15 000 Hz
Stereo Separation 40 dB
Capture Ratio 1.5 dB

MW Tuner Sensitivity 20 uV
Selectivity 65 dB

LW Tuner Sensitivity 5O pV

1-2 (No.MA161)