NAD-M51-dac-sm 电路图 维修手册.pdf

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1、NAD SERVICE MANUAL M 51 M 51 Direct Digital DAC Direct Digital DAC DRAFT DATE: MAY 2013 RadioFans.CN 收音机爱 好者资料库 SAFETY INFORMATION Manufactured under license under U.S. Patent #s: 5,451,942; 5,956,674; 5,974,380; 5,978,762; 6,226,616; 6,487,535; 7,003,467; 7,212,872 & other U.S. and worldwide patent

2、s issued & pending. DTS is a registered trademark & the DTS logos and Symbol are trademarks of DTS, Inc. 1996-2007 DTS, Inc. All Rights Reserved. MODELM51 Direct Digital DAC POWER RATING 120-240V 50/60Hz 2A NAD ELECTRONICS INTERNATIONAL 633 GRANITE COURT, PICKERING, ON, CANADA L1W 3K1 DESIGNED & ENG

3、INEERED IN CANADA, CUSTOM MANUFACTURED TO NAD SPECIFICATIONS IN CHINA RadioFans.CN 收音机爱 好者资料库 OVERALL SPECIFICATIONS Rated distortion (THD+N with AES 17 filter)0.0005% (ref. 1 kHz 0 dBFS) 0.002% (ref. 1 kHz -60 dBFS) IM distortion0.0001% Signal-to-noise ratio -115 dB (ref. 0 dBFS Volume -1dB) Sample

4、 rate32 kHz to 192 kHz (USB and digital S/PDIF) Frequency response0.5 dB (ref. 20 Hz 96 kHz 192 KHz sample rate) Output level2V (ref. input 0dBFS) POWER CONSUMPTION AC Supply100-240V AC 50/60Hz Standby power0.5W Idle power16W INPUT/OUTPUT TERMINALS INPUT AES/EBU Coaxial Optical HDMI x 2 USB Audio Cl

5、ass 2.0 OUTPUT HDMI VIDEO OUT (pass through) Analog Unbalanced47 ohms Analog Balanced110 ohms DIMENSION AND WEIGHT Unit Dimensions (W x H x D)435 x 78 x 296 mm (Gross)* 17 1 /8 x 3 1 /8 x 11 1 1 /1 6 inches Net Weight5.8 kg (12.8 lbs) Shipping Weight9.8 kg (21.6 lbs) * - Gross dimensions include fee

6、t, extended buttons and rear panel terminals. Specifications are subject to change without notice. For updated documentation and features, please log onto www.NAD for the latest information about M51. SPECIFICATIONS FRANAISESPAOLITALIANODEUTSCHNEDERLANDSSVENSKA RadioFans.CN 收音机爱 好者资料库 DETAILS & WAVE

7、FORMS ON SYSTEM TEST & DEBUGGING MCU Y1003 8MHz HDMI Y1002 28.6363MHz AK4118 Y1001 11.2896MHz LRCK 96K BCK XS1-L02A Y1000 13MHz LRCK 192KHz BCK 12.288MHz DDFA X1000 108MHz R1151 844kHz Main Board FPP Board Power supply Board CIG128X3201 BOE VFD Screen D 1 G 2 V 3 IR 20 Pin connector 20 Pin connector

8、 7 Pin connector 7 Pin connector Key ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? Key1 ANALOG OUTDIGITAL IN & HDMI IN HDMI VIDEO OUT RS232IR&TRIG Key2 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? USB ? ? ? ? AC IN SCHEMATIC DIAGRAM XM900 HOLE XM901 HOLE XM902 HOLE XM903 HOLE C939 2.2nF/1kV C944 100n 23 1 IC900 TLV431 2 1

9、 3 4 D912 8A600V D914 FR106 D915 BAV21 C938 120uF/400V C940 22uF/50V C942 47uF/25V OP900PC817 C937 10nF/1KV R934 4.7M R947 12.7k R946 6.8R R932 75R/0.5W R935 10M R937 3.3M GNDP GNDP 13VD R940 911R R941 38.3K 1% R945 9k1 1% C941 100n R943 10k DGND C900 1n R900 10R C916 1000uF/16V C936 270uF/16V L9001

10、0uH R944 191K C943 100n M901 MARK2 M900 MARK1 C 3 V 1 X 2 S 5 F 4 D 7 IC903 TOP26XE 3 1 4 11 8 2 6 10 9 T900 ETD34A L907 10mH ZV900 471KD14 1 2 3 J900 CON3 L908 10mH CX900 100nF/250VAC TH900 5D-11 D916 1N4148 D917 24V R939 3.3M GNDP R936 1MEG R938 1MEG R942 1MEG R933 2R2 D913 200V BSTBY DGND 1 2 3 4

11、 5 6 7 J902 CON7*1DGND 13VD C917 1000uF/16V 1 3 2 D906 MUR1620 HS900 HS HS901 HS CY902 470PF/Y1 CY903 470PF/Y1 R960 1MEG C95722n DGND R959 10R FUSE900 T1.25A 250V 5ET-013H CY904 470PF/Y1 R901 2K4 R902 22K CX903 330nF/250VAC S012 S004 F001 F003 F008 F004 F005 F004 F005 F002 S001 S003 S009 S002 S004 C

12、002 S010 S005 C001 C003 R001 T001 S011 T002 R002 R003 S007 C004 F009 F010 S005 S014 S006 S006 S003 S005 T002 S011 F006 F006 S008 S008 F007 S013 EXPLODED VIEW REF.NO PART NO.DESCRIPTIONQty.REF.NO PART NO.DESCRIPTIONQty. C00167-211001-1Chassis1 C002J83-043001-0Foot Assembly4T00167-211002-0Top Cover1 C

13、00301-65101-01Main Board1T00276-046001-0Screw Washer4 C00401-65109-01SMPS Board1 F00170-211001-1B Fascia1S00161-022204-6Self Taping Screw BTB2.6 44 F00267-211003-1Subfascia1S00261-023206-0Self Taping Screw BTB3 64 F00376-211001-0B VFD Lens1S00361-063106-0Self Taping Screw STF3 64 F00470-048013-0Powe

14、r Button2S00461-023506-1Machine Screw MB3X6-Ni5 F005 92-151001-0Spring for Button 2S005 61-023106-0 Self Taping Screw STB3 6 9 F00667-211005-0VFD Lens Clamp2S00661-373506-0Machine Screw MB3X67 F00776-008001-0LED lens1S00761-023506-0Machine Screw MB3X63 F00801-65105-00FPP Board1S00861-023208-0Self Ta

15、ping Screw BTB3 89 F00901-65102-00Connector(1) Board1S00961-224508-1Machine Screw MH4x88 F01001-65103-00Connector(2) Board1S01061-024108-0Self Taping Screw STB4 84 S01161-246508-1Machine Screw MB6X84 R00167-211004-0C Rear Panel1S01262-010402-0Nut M41 R002A17-07103-12 AC Inlet1S01363-020411-0Spring W

16、ashe 41 R003A11-01101-03 Rocker Switch1S01463-010408-0Plain Washer 41 EXPLODED VIEW PARTS LIST REF.N0Part No.DescriptionQty. 188-211002-0AShipping Box1 288-211001-0AGift Box1 389-211001-0EPE Bottom1 400-65100-00M51 Unit1 590-211001-0Non-woven Cloth Bag1 690-001001-0Poly-bag1 789-211002-0EPE Top1 888-043003-0M15Accessories Box1 930-46512-00Quick Start Guide1 1030-16510-00Remote Control1 1130-22100-10Batteries2 1288-043004-0M15 Box Sheet1 13A15-16250-07AC Cord(C)1 A15-13125-00AC Cord(AH)1 1430-96510-01Instruction Disc1 1588-211003-0BCD-ROM Sleeve1 5 7 9 12 8 4 3 2 13 1 6 10 11 1415