Sony D-NE900 Service Manual

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SERVICE MANUAL
Ver 1.1 2004.02
TE System
L 13942296513
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength: λ = 770 - 800 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW
(This output is the value measured at a distance
of 200 mm from the objective lens surface on
the optical pick-up block with 7 mm aperture.)
D-A conversion
1-bit quartz time-axis control
Frequency response
+1
20 - 20 000 Hz dB (measured by JEITA)
–2
Output (at 3 V input level)
Line output (stereo minijack)
Output level 0.7 V rms at 47 kΩ
Recommended load impedance over 10 kΩ
Headphones (stereo minijack)
Approx. 5 mW + Approx. 5 mW at 16 Ω
(Approx. 1.5 mW + Approx. 1.5 mW at 16 Ω)*
*For the customers in Europe
Optical digital output (optical output connector)
Output level: –21 - –15 dBm
Wavelength: 630 - 690 nm at peak level
Power requirements
• Sony NH-14WM rechargeable battery: 1.2 V
DC × 1
• LR6 (size AA) battery: 1.5 V DC × 1
• AC power adaptor (DC IN 3 V jack)
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Sony Corporation
9-961-344-02
2004B16-1 Personal Audio Company
© 2004.02 Published by Sony Engineering Corporation
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Battery life*
When you use the CD player on a flat and stable
surface.
When LIGHT mode and SOUND mode are set to
"OFF."
Playing time varies depending on how the CD
player is used.
When using one NH-14WM (charged for about
5 hours*
Audio CD
ATRAC CD*
MP3 CD*
When using external battery case (one
alkaline battery*
Audio CD
ATRAC CD*
MP3 CD*
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D-NE900
2 9
8
Photo : BLACK
Model Name Using Similar Mechanism D-NE1
CD Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
Q Q
1
(approx. hours)
3 6 7 1 3 1 5
2 )
G-PROTECTION
"G-PRO 1" "G-PRO 2"
20 20
3
35 35
4
28 28
5
)
G-PROTECTION
"G-PRO 1" "G-PRO 2"
30 30
3
50 50
4
40 40
co
.
9 4 2 8
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
Chinese Model
Tourist Model
CDM-3325ER2
DAX-25E
0 5 When using one NH-14WM and external 8 2 9 9 4 2 8
battery case (one alkaline battery*
G-PROTECTION
"G-PRO 1"
Audio CD 50
3
ATRAC CD* 80
4
MP3 CD* 70
*1 Measured value by the standard of JEITA (Japan
Electronics and Information Technology
Industries Association)
*2 Charging time varies depending on how the
rechargeable battery is used.
*3 Recorded at 48 kbps
*4 Recorded at 128 kbps
*5 When using Sony alkaline battery LR6 (SG)
(produced in Japan)
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m
PORTABLE CD PLAYER
9 9
9 9
5 )
"G-PRO 2"
50
80
70