Service manual

– 5 –
MD-MX30/MX30W
Specifications for this model are subject to change without
prior notice.
SPECIFICATIONS (For MD-MX30W)
● General
Power source: AC 110/127/220/230-240 V, 50/60 Hz
Power
consumption: 70 W
Dimensions: Width; 215 mm (8-1/2")
Height; 162 mm (6-7/16")
Depth; 342 mm (13-1/2")
Weight: 5 kg (11.0 lbs.)
● Amplifier section
Output power: PMPO; 400 W (Total)
MPO; 96 W (48 W+48 W) (10% T.H.D.)
RMS; 50 W (25 W+25 W) (10% T.H.D.)
Output terminals: Speaker; 6 ohms
Headphones; 16 - 50 ohms
(recommended 32 ohms)
Input terminals: Auxiliary; 500 mV/47 k ohms
● MiniDisc recorder section
Type: MiniDisc recorder
Signal readout: Non-contact, 3-beam semiconductor laser pickup
Rotation speed: 400 - 900 rpm CLV, Approx
Error correction: ACIRC (Advanced Cross Interleave Reed-
Solomon Code)
Quantization: 20-bit linear (A/D converter)
Coding: ATRAC (Adaptive Transform Acoustic Coding)
Sampling
frequency: 44.1 kHz
Recording
method: Magnetic modulation
overwrite method
Frequency
response: 20 - 20,000 Hz
D/A converter: 1-bit D/A converter
Wow and flutter: Unmeasurable
(less than 0.001% W. peak)
Signal/noise ratio: 95 dB (1 kHz)
Dynamic range: 90 dB (1 kHz)
Audio channel: Stereo; 2 channels
Monaural; 1 channel (playback only)
(long-time recording mode)
● Compact disc player section
Type: Drawer type compact disc player
Signal readout: Non-contact, 3-beam semiconductor laser pickup
Rotation speed: 200 - 500 rpm CLV, Approx.
Error correction: CIRC (Cross Interleave Reed-Solomon Code)
Quantization: 16-bit linear
Frequency
response: 20 - 20,000 Hz
D/A converter: 1-bit D/A converter
Signal/noise ratio: 95 dB (1 kHz)
Dynamic range: 90 dB (1 kHz)
Wow and flutter: Unmeasurable
(less than 0.001% W. peak)
● Tuner section
Frequency range: FM; 88 - 108.0 MHz
AM; 531 - 1,602 kHz
Sensitivity: FM; 2.5 µV (75 ohms unbalanced)
AM; 650 µV/m
● Speaker section
Type: 2-way speaker system
[12 cm (4-3/4") woofer and
2 cm (3/4") tweeter]
Maximum input
power: 50 W
Rated input
power: 25 W
Impedance: 6 ohms
Dimensions: Width; 160 mm (6-5/16")
Height; 280 mm (11-1/16")
Depth; 233.5 mm (9-1/4")
Weight: 3.2 kg (7.1 lbs.)/each