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Summary of Contents for NAD Original instructions
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Page 1: Service Manual
Draft 2004 August S 300 SERVICE MANUAL... -
Page 2: Table Of Contents
CONTENTS FRONT PANEL / REAR PANEL VIEW ........3 SPECIFICATIONS . -
Page 3: Front Panel / Rear Panel View
12. LEFT SPEAKER OUTPUT 3. RIGHT AUX INPUT 8. LEFT AUX INPUT 13. GROUND TERMINAL 4. RIGHT TUNER INPUT 9. LEFT VIDEO INPUT 14. RIGHT SPEAKER OUTPUT 5. RIGHT TAPE INPUT/OUTPUT 10. LEFT BALANCED CD INPUT 15. NAD LINK INPUT/OUTPUT... -
Page 4: Specifications
SPECIFICATIONS Measured in accordance with EIA Standard RS-490 (IHF-A-202) 1978. Continuous average power output at 8 100W (20dBW) (Minimum power per channel, 20Hz-20kHz, both channels driven, with no more than rated distortion) Input impedance Single ended Balanced Sensitivity 350mV (for rated power into 8 ) Signal-to-Noise ratio (A-weighted) ref. -
Page 5: Alignment Procedure / Alignment Points
ALIGNMENT PROCEDURE IDLE CURRENT ALIGNMENT (no load, no signal) 1. Connect a digital millivoltmeter between TP301 and TP303, and adjust P501 to obtain a reading of between 30mV and 35mV. 2. Transfer the digital millivoltmeter to TP302 and TP304 and adjust P502 to obtain a reading of between 30mV and 35mV. -
Page 6: Wiring Diagram
WIRING DIAGRAM GROUND TERMINAL NAD LINK BOARD - LEFT + + RIGHT - J404 SPEAKER SPEAKER TERMINALS TERMINALS J402 J403 JK203 JK205 JK207 JK209 JK211 JK212 JK210 JK208 JK206 JK204 J531 J532 MAIN BOARD RIGHT POWER LEFT POWER AMP BOARD... -
Page 22: Ic Block Diagram
IC BLOCK DIAGRAM Q209-Q210: AD712JN Q301-Q302: AD711JN HIGH PERFORMANCE MONO OP-AMP HIGH PERFORMANCE DUAL OP-AMP OUTPUT A OFFSET NULL INVERTING INVERTING OUTPUT B INPUT A INPUT NON-INVERTING INVERTING NON-INVERTING OUTPUT INPUT B INPUT A INPUT NON-INVERTING OFFSET NULL INPUT B Q319-Q320: TL074CN Q103: 74HCT00 LOW NOISE QUAD OP-AMP... -
Page 24: Exploded View Parts List
SPEAKER TERMINAL RED S300-0202 RCA JACK WHITE S300-0201 RCA JACK RED S300-0206 GROUND TERMINAL TI-65300A TRANSFORMER S300-0150 FRONT PANEL PCB S300-0100 PSU PCB S300-0151 INPUT STAGE PCB S300-0140 LEFT POWER STAGE PCB S300-0130 RIGHT POWER STAGE PCB S300-0204 NAD LINK PCB... -
Page 25: Packing Diagram
1 SET S300-2010-A CARTON BOX 41*AH POW4 POWER CORD NEMA 1-15 POLARIZED 41*C POW2 POWER CORD CEE (7) XVII 101-000A AUDIO CABLE 101-000B NAD LINK CABLE RC 450 REMOTE CONTROL HANDSET BATTERY 1 SET WARR WARRANTY CARD S300-IM INSTRUCTION MANUAL...
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