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NSX-BL54 NSX-BL56
EZ,K,HS,HR EZ
SERVICE MANUAL
COMPACT DISC STEREO SYSTEM
SYSTEM NSX–BL54 CD CASSEIVER CX–NBL54 CX–NBL56 SPEAKER SX–WNBL53 SX–WNBL56 REMOTE CONTROLLER RC–ZAS01 RC–ZAS01
BASIC TAPE MECHANISM : 2ZM-3MK2 PR4NM(HS/HR) BASIC TAPE MECHANISM : 6ZM-3 PR2NM(K/EZ) BASIC CD MECHANISM : AZG-1 YKZA3RDF(HS/HR) BASIC CD MECHANISM : AZG-1 YKZD8RDF(K/EZ)
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• This Service Manual is the "Revision Publishing" and replaces "Simple Manual" NSX-BL54 & NSX-BL56 (S/M Code No. 09-002-429-5T1). • If requiring information about the CD mechanism, see Service Manual of AZG-1, YKZD8RDF(S/M Code No. 09-001-335-3N6)/YKZA3RDF(S/M Code No. 09-001335-3NC).
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S/M Code No. 09-002-429-5R1
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SPECIFICATIONS
Main unit CX-NBL54, CX-NBL56 FM tuner section Tuning range 87.5 MHz to 108 MHz Usable sensitivity (IHF) 16.8 dBf 13.2 dBf Antenna terminal 75 ohms (unbalanced) AM (MW) tuner section Tuning range Usable sensitivity Antenna LW tuner section Tuning range Usable sensitivity Antenna SW tuner section
Tuning range Antenna Cassette deck section Track format Frequency response Recording system Heads
4 tracks, 2 channels stereo 50 Hz – 15000 Hz AC bias Deck 1: Playback head x 1 Deck 2: Recording/playback head x 1, erase head x 1
531 kHz to 1602 kHz (9 kHz step) 530 kHz to 1710 kHz (10 kHz step) 350 µV/m Loop antenna
Compact disc player section Laser Semiconductor laser (λ = 780 nm) D-A converter 1 bit dual Signal-to-noise ratio 85 dB (1 kHz, 0 dB) Harmonic distortion 0.05 % (1 kHz, 0 dB) Wow and flutter Unmeasurable
144 kHz to 290 kHz 1400 µV/m Loop antenna
General Power requirements
5.730 MHz to 17.900 MHz Wire antenna
ACCESSORIES LIST
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Amplifier section Mid-high frequency amplifier Power output Rated: 20 W + 20 W (8 ohms, T.H.D. 1 %, 1 kHz/DIN 45500) Reference : 25 W + 25 W (8 ohms, T.H.D. 10 %, 1 kHz/DIN 45324) DIN MUSIC POWER: 40 W + 40 W Total harmonic distortion 0.1 % (10 W, 1 kHz, 8 ohms, DIN AUDIO) Low frequency amplifier Power output Rated: 60 W + 60 W (6 ohms, T.H.D. 1 %, 130 Hz/DIN 45500) Reference : 75 W + 75 W (6 ohms, T.H.D. 10 %, 130 Hz/DIN 45324) DIN MUSIC POWER: 130 W + 130 W Total harmonic distortion 0.1 % (30W, 130 Hz, 6 ohms, DIN AUDIO) Inputs VIDEO/AUX: 500 mV MIC: 1.0 mV (10 k ohms) Outputs SPEAKERS HIGH FREQ: accept speakers of 8 ohms or more SPEAKERS LOW FREQ: accept speakers of 6 ohms or more SURROUND SPEAKERS: accept speakers of 8 ohms to 16 ohms PHONES (stereo jack): accepts headphones of 32 ohms or more
220 V AC, 60 Hz 230 V AC, 50 Hz 120 V/220-230 V/240 V AC switchable, 50/60 Hz
Power consumption 150 W Power consumption in standby mode If the power-economizing mode is ECO OFF: 20 W If the power-economizing mode is ECO ON or ECO AUTO: 0.9 W Dimensions of main unit 260 x 326 x 345 mm (W x H x D) Weight of main unit 9.0 kg Speaker system SX-.