SERVICE MANUAL |
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US Model | ||
Ver 1.2 2003. 02 | Canadian Model | |
AEP Model | ||
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| UK Model | |
| E Model | |
| Australian Model | |
| Chinese Model | |
| Tourist Model | |
| SILVER MODEL |
US and foreign patents licensed from Dolby Laboratories.
Model Name Using Similar Mechanism | NEW |
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Mechanism Type | |
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Optical | |
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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 ∝W
(This output is the value measured at a distance of 200 mm from the lens surface on the optical
Recording and playback time (when using
Maximum 160 min. in monaural
Maximum 320 min. in LP4 stereo
Revolutions
350 rpm to 3,600 rpm (CLV)
Error correction
ACIRC (Advanced Cross Interleave Reed Solomon Code)
Sampling frequency
44.1 kHz
Sampling rate converter
Input: 32 kHz/44.1 kHz/48 kHz
Coding
ATRAC (Adaptive TRansform Acoustic
Coding)
ATRAC3 — LP2/LP4
Modulation system
EFM (Eight to Fourteen Modulation)
Frequency response
20 to 20,000 Hz ± 3 dB
SPECIFICATIONS
Inputs1)
MIC: stereo
(minimum input level 0.25 mV) Line in: stereo
(minimum input level 49 mV) optical (digital)
Outputs
i/LINE OUT2): stereo
Maximum output (DC)2)
Headphones:
2.0mW + 2.0 mW (16 Ω) (European models)
5 mW + 5 mW (16 Ω) (Other models)
Power requirements
Sony AC Power Adaptor connected at the DC IN 6V jack:
120 V AC, 60 Hz (Models for USA, Canada, Mexico and Taiwan)
230 - V AC, 50/60 Hz (Models for continental Europe, Singapore and Thailand)
240 V AC, 50 Hz (Model for Australia)
220 V AC, 50 Hz (Model for China)
230 - V AC, 50 Hz (Models for U.K. and Hong Kong)
100 - 240 V AC, 50/60 Hz (Other models) The recorder:
USB cradle:
AC power adaptor DC 6V
Battery operation time3)
When recording
(Unit: approx.hours)(JEITA4))
Batteries | SP | LP2 | LP4 |
| Stereo | Stereo | Stereo |
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8.5 | 11 | 14 | |
rechargeable |
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battery5) |
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LR6 (SG) | 7.5 | 10 | 11.5 |
Sony alkaline |
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dry battery6) |
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15 | 20 | 26.5 | |
rechargeable |
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battery5) |
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+ One LR6 |
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(SG)6) |
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When playing
(Unit: approx.hours)(JEITA)
Batteries | SP | LP2 | LP4 |
| Stereo | Stereo | Stereo |
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17 | 20 | 24 | |
rechargeable |
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battery |
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LR6 (SG) | 27 | 32 | 36 |
Sony alkaline |
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dry battery |
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42 | 52 | 58 | |
rechargeable |
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battery + One |
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LR6 (SG) |
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– Continued on next page –
PORTABLE MINIDISC RECORDER
C 2003.02 Published by Sony Engineering Corporation