Jvc KDNX 901 Service Manual
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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
a
5%
n
o
E
1.
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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)