Sony MZNH600D - Hi-MD Walkman Recorder, Service Manual

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SERVICE MANUAL
PORTABLE MINIDISC PLAYER
US Model
Canadian Model
SPECIFICATIONS
MZ-NH600D
Audio playing system
MiniDisc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength:
λ
= 790 nm
Emission duration: continuous
Laser output: less than 44.6
µ
W
(This output is the value measured at a distance
of 200 mm from the lens surface on the optical
pick-up block with 7 mm aperture.)
Recording and playback time
When using HMD1G (1GB disc):
Maximum 34 hours in Hi-LP stereo
When using MDW-80 in Hi-MD mode:
Maximum 10 hours and 10 min. in Hi-LP
stereo
When using MDW-80 in MD mode:
Maximum 160 min. in monaural
Maximum 320 min. in LP4 stereo
Revolutions
380 rpm to 2,700 rpm (CLV)
Error correction
Hi-MD:
LDC (Long Distance Code)/BIS (Burst
Indicator Subcode)
MD:
ACIRC (Advanced Cross Interleave Reed
Solomon Code)
Sampling frequency
44.1 kHz
Sampling rate converter
Input: 32 kHz/44.1 kHz/48 kHz
Coding
Hi-MD:
ATRAC3plus (Adaptive TRansform
Acoustic Coding 3 plus)
MD:
ATRAC
ATRAC3
−
LP2/LP4
Modulation system
Hi-MD:
1-7RLL (Run Length Limited)/PRML
(Partial Response Maximum Likelihood)
MD:
EFM (Eight to Fourteen Modulation)
Frequency response
20 to 20,000 Hz
±
3 dB
Outputs
i 1)
: stereo mini-jack
Maximum output (DC)
Headphones:
5 mW + 5 mW (16
Ω
)
Power requirements
One LR6 (size AA) alkaline battery (not
supplied)
Operating temperature
+5
°
C (+41
°
F) to +35
°
C (+95
°
F)
Dimensions
Approx. 83.6
×
28.9
×
77.0 mm (w/h/d)
(3
3
/
8
×
1
3
/
16
×
3
1
/
8
in.) (excluding projecting
parts and controls)
Mass
Approx. 99 g (3.5 oz) (the player only)
1) Measured in accordance with JEITA.
Supplied accessories
Headphones (US)
Earphones (Canadian)
Dedicated USB Cable
CD-ROM (Sonic Stage Ver. 2.0/MD Simple
Burner Ver. 2.0)*
*Do not play a CD-ROM on an audio CD player.
Ver 1.0 2004.05
US and foreign patents licensed from Dolby
Laboratories.
Model Name Using Similar Mechanism NEW
MD Mechanism Type MT-MZNH900-181
Optical Pick-up Mechanism Type ABX-U
9-877-841-01
2004E05-1
© 2004.05
Sony Corporation
Personal Audio Company
Published by Sony Engineering Corporation
•
SonicStage, MD Simple Burner, OpenMG, “Magic Gate”, “MagicGate Memory Stick”,
“Memory Stick”, Hi-MD, Net MD, ATRAC, ATRAC3, ATRAC3plus and their logos are
trademarks of Sony Corporation.
•
Microsoft, Windows, Windows NT and Windows Media are trademarks or registered
trademarks of Microsoft Corporation in the United States and /or other countries.
•
IBM and PC/AT are registered trademarks of International Business Machines Corporation.
•
Macintosh is a trademark of Apple Computer, Inc. in the United States and/or other countries.
•
MMX and Pentium are trademarks or registered trademarks of Intel Corporation.
•
All other trademarks and registered trademarks are trademarks or registered trademarks
of their respective holders.
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