AmericanAudio-MX1400DSP-mix-sm维修电路原理图.pdf

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1、MODEL NO.: MX-1400 DSP ContentsSpecification1-2Block Diagram3Packing View4Packing View Part List5Point To Point Wiring Diagram6Exploded View7Exploded View Part List8-9Electrical Part List10-24Schematic Diagram25-30Printed Circuit Board Diagram31-39IC Block Diagram40-57Trouble Shooting58SERVICE MANUA

2、LMX-1400 DSPRadioFans.CN 收音机爱 好者资料库General Specification 1. APPLICATION Model MX-D1400B 2. POWER: AC 115/230V, 50/60Hz, 33Watts. 3. DIMENSIONS: 320(W) x 357(D) x 106(H)mm 4. WEIGHT: 6.3 kgs 5. FEATURES: 1. Feather Fader Plus for Q-Start Control. 2. 3 Phono, 4 Line, 4 Auxiliaries & 3 Mic Inputs. 3. B

3、alanced outputs. 4. High quality Feather Fader for smooth, clean cross fades (replaceable). 5. Bass, Mid, and Treble for each channel. 6. 2 Independent Microphones with Separate EQ with combo connection (1/4”/XLR) . 7. BOOTH Output with Bass and Treble Control. 8. Mono/Stereo Switch on Master. 9. Hi

4、gh level headphone output. 10. Cue mixing. 11. Split cue for headphones. 12. Talk Over Switch - Reduces channel output Gain by 14dB +/- 2 dB. 13. Three turntable ground connectors. 14. Pre Fader Levels (PFL) for each channel. 15. A/B crossfader assign for each channel. 16. Gain control for each chan

5、nel. 17. Q-Start Compatible (for use with American Audio CD Players with Fader “Q” Start). 18. Master Level Indicator. 19. Master Output Pan Control. 20. DSP Effects Echo, Auto Pan, Flanger, Manual Filter, Auto Filter, Reverb, Trans, Pitch Shifter. 21. Digital BPM Display. 6. INPUT/OUTPUT IMPEDANCE

6、& SENSITIVITY: (EQ FLAT, MAXIMUM GAIN, FX OFF, LOAD=100K OHM) 6-1. INPUT IMPEDANCE AND REFERENCE LEVEL: LINE: 20K OHM /-14dBV +/-0.1dB (200mV) AUX: 47K OHM /-14dBV +/-0.1dB (200mV) PHONO: 47K OHM /-54dBV +/-0.1dB (2mV) MIC: 10K OHM /-54dBV +/-0.1dB (2mV) 6-2. OUTPUT IMPEDANCE AND LEVEL: REC: 1K OHM

7、/-10dBV (316mV) +/-2dB MASTER UNBAL.: 1K OHM /0dB (1V) +/-2dB MASTER XLR (load=600 ohm): 600 OHM /+4dBm (1.23V) +/-2dB BOOTH (load=600 ohm): 600 OHM /+4dBm (1.23V) +/-2dB PHONES (load=32 ohm) 33 OHM /0dBV (1V) +/-2dB (CUE MIXING AT CENTER) DIGITAL OUT (load=75 ohm): 75 OHM /-16dBfs +/-2dB, 0.5 +/-0.

8、1V P-P. 7. FREQUENCY RESPONSE: (EQ FLAT, MAXIMUM GAIN, FX OFF) LINE, AUX: 20 - 20K Hz +/-2dB PHONO: 20 - 20K Hz +2/-3dB (RIAA) MIC: 20 - 20K Hz +2/-3dB 8. THD + N: (EQ FLAT, MAXIMUM GAIN, FX OFF, W/ 20kHz LPF) LINE, AUX: LESS THAN 0.04% 20 - 20KHz PHONO: LESS THAN 0.15% 1KHz (A-WEIGHTED) MIC: LESS T

9、HAN 0.15% 1KHz (A-WEIGHTED) RadioFans.CN 收音机爱 好者资料库General Specification 9. MAXIMUM INPUT: (1KHz, MASTER OUTPUT, THD=1%, EQ FLAT, FX OFF, MAXIMUM GAIN) LINE, AUX: MORE THAN +4dBV PHONO: MORE THAN -36dBV MIC: MORE THAN -36dBV 10. MAXIMUM OUTPUT: (EQ FLAT, MAXIMUM GAIN, FX OFF, THD=1%) MASTER: MORE TH

10、AN +18dBV (8.0V) REC MORE THAN +8dBV (2.5V) PHONES: MORE THAN +3dBV (1.4V) LOAD=32 OHM 11. S/N RATIO: (MAXIMUM GAIN, EQ FLAT, W/20KHz LPF, A-WEIGHTED, FX OFF) LINE, AUX: MORE THAN 80dB PHONO: MORE THAN 66dB MIC: MORE THAN 64dB 12. CROSSTALK: (MAXIMUM GAIN, EQ FLAT, FX OFF, MASTER OUTPUT, W/20KHz LPF

11、, A-WEIGHTED) LINE, AUX, PHONO: MORE THAN 65dB 1KHz BETWEEN L AND R CHANNEL MORE THAN 70dB 1KHz BETWEEN CHANNELS 13. EQ: MIC: 12 +/-2dB, -12 +/-2dB AT 70Hz 12 +/-2dB, -12 +/-2dB AT 1KHz 12 +/-2dB, -12 +/-2dB AT 13KHz CHANNEL: 12 +/-2dB, BELOW -30dB AT 70Hz 12 +/-2dB, BELOW -30dB AT 1KHz 12 +/-2dB, B

12、ELOW -30dB AT 13KHz 14. CHANNEL BALANCE: Within 3dB 15. FADER KILL: MORE THAN 80dB AT 1KHz FOR CHANNEL FADER AND CROSSFADER 16. MIC TALKOVER: -14 +/-2dB 17. ACCESSORIES (1) AC power cord 1 pc (2) Operating instruction 1 pc 18. NOTES (1) The specifications are subject to change to any improvement by

13、negotiations in advance. (2) The parts are subject to change to any improvement within the range of the specificatio 11223344DDCCBBAATitleNumberRevisionSizeBDate:2007/5/24Sheet ofFile:C:Documents and Settings.MX-D1400 blk01.schDrawn By:31212123123121231212312123121231212121212121231231231231212123.3

14、V5V15V-15VMIC1 INCH1 GAINCH2 GAINCH3 GAINCH4 GAINCD PLAY CONTROLKEYS & SWITCHESVRS & SWITHESDRIVERSDSPCODACROMCLOCKCUE PANCUE LEVELHEAD PHONESMASTER TRIMMUTE CONTROLREC OUTMASTER OUTXLR OUTMAIN CPUCUE1CUE2CUE3CUE4CUE FXMONO/STMASTER FADERATT.MUTEMUTEMASTERMUTEPOWERSUPPLYPOWER SWPOWER TRANS.MIC1 GAIN

15、CH1 VCACH2 VCACH4 VCACH3 VCACH1CH2CH3CH4MIC1FX INBOOTH LEVEL312CH1 FADER312CH2 FADER312CH3 FADER312CH4 FADERMASTER12C1A12C1A12C1A12C1A12C1ATALKOVER56C3CLEDLEDSDRIVERLEVELMETER312BAL.LPFLPFLPFLPFPH1LINE1RIAA AMPBUFFERC132145678AC132145678AC132145678AC132145678APH2LINE2RIAA AMPBUFFERPHONO3LINE3BUFFERL

16、INE4BUFFERLC78211LC78211LC78211LC78211RIAA AMPC11234ADRIVERLCDLCDMIC3 INRUMBLE FILTERCIRCUITBUFFERBUFFERCUEMASTERBUFFERAC INLET FX OUTLC78211FX ONFX OFF56362UDA1345TSW29C9C011ARAM1610574595LC75834ETMP86FS49LB1423M51132LM51132LM51132LM51132LAMPAMPAMPAMPAMPAMPAMPAMPAMPAUX4BUFFER312312312HIMIDLOHPFLPFH

17、PFLPFDRIVERLEDLEVEL METERLB1423312312312HIMIDLOHPFLPFHPFLPFDRIVERLEDLEVEL METERLB1423312312312HIMIDLOHPFLPFHPFLPFDRIVERLEDLEVEL METERLB1423312312312HIMIDLOHPFLPFHPFLPFDRIVERLEDLEVEL METERLB1423312CROSSFADERC1123A312MIC2 INMIC2 GAINAMPAMP312MIC TRIM312MIC EQ31212MIC212C1ACODACUDA1345TS12CUE MASTER12C

18、1AC112345ABOOTH OUTDIGITAL OUTADCTRANSMITTERCS5331ACS8405FUSE12C1APOWER SEL.CF CONTROL74HC04FX ONSPLIT CUEBOOTH SEL.CH ASSIGN312CF CURVECIRCIUT312AMPLEDSC112345AL3R2G1MX-1400DSP0.1BLOCK DIAGRAMLECP003 P002 P001 P002 P001 P002 P001 P002 P001 P002 P001 P003 P002 P001 P003 P002 P001 P002 P001 P003 P002

19、 P001 P002 P001 P003 P002 P001 P002 P001 P003 P002 P001 P002 P001 P003 P002 P001 P002 P001 P002 P001 P002 P001 P002 P001 P002 P001 P002 P001 P003 P002 P001 P003 P002 P001 P00A P00B P00C P003 P002 P001 P002 P001 P003 P002 P001 P002 P001 P002 P001 P002 P001 P002 P001 P00A P00K P002 P001 P005 P004 P003

20、 P002 P001 P00B P00C P00E P00B P00C P00E P00B P00C P00E P003 P002 P001 P003 P002 P001 P003 P002 P001 P003 P002 P001 P0A01 P0A02 P0A0C1 P0A01 P0A02 P0A0C1 P0A01 P0A02 P0A0C1 P0A01 P0A02 P0A0C1 P0A01 P0A02 P0A0C1 P003 P002 P001 P002 P001 P002 P001 P0A01 P0A02 P0A03 P0A04 P0A05 P0A06 P0A07 P0A08 P0A0C1

21、 P0A01 P0A02 P0A03 P0A04 P0A05 P0A06 P0A07 P0A08 P0A0C1 P0A01 P0A02 P0A03 P0A04 P0A05 P0A06 P0A07 P0A08 P0A0C1 P0A01 P0A02 P0A03 P0A04 P0A05 P0A06 P0A07 P0A08 P0A0C1 P002 P001 P002 P001 P002 P001 P002 P001 P002 P001 P0A01 P0A02 P0A03 P0A04 P0A0C1 P0AC INLET 01 P0AC INLET 02 P002 P001 P003 P002 P001

22、P003 P002 P001 P003 P002 P001 P00A P00K P00A P00K P003 P002 P001 P003 P002 P001 P003 P002 P001 P00A P00K P00A P00K P003 P002 P001 P003 P002 P001 P003 P002 P001 P00A P00K P00A P00K P003 P002 P001 P003 P002 P001 P003 P002 P001 P00A P00K P00A P00K P003 P002 P001 P0A01 P0A02 P0A03 P0A0C1 P003 P002 P001

23、P003 P002 P001 P003 P002 P001 P003 P002 P001 P002 P001 P0A01 P0A02 P0A0C1 P0CUE MASTER01 P0CUE MASTER02 P0A01 P0A02 P0A0C1 P0A01 P0A02 P0A03 P0A04 P0A05 P0A0C1 P002 P001 P0FUSE01 P0FUSE02 P0A01 P0A02 P0A0C1 P003 P002 P001 P003 P002 P001 P00A P00K P0A01 P0A02 P0A03 P0A04 P0A05 P0A0C1 P003 P002 P001 P

24、0C05 P0C06 P0C0C3 P001 P002 P001 P002 P003 P0A04 P005 P0C06 P0A07 P0A08 P00A P00B P00C P0A0C1 P0C0C3 P00E P00K P001 P002 P001 P002 P003 P0A04 P005 P0C06 P0A07 P0A08 P00A P00B P00C P0A0C1 P0C0C3 P00E P00K Packing View1324654 Packing View Part ListNO.PART NAMEPART NO.QTYREMARK1POLYFOAM L506-MX1400-483

25、L12POLYFOAM R506-MX1400-483R13SOFT BAG(450*460+120mm)509-RMX40-16414AC POWER CORD(L=1900mm+/-50mm,VDE,TYPE) 409-DJ2-070A15I/B ASSY701-1400DSPB-397116GIFT BOX(454*413*138mm)507-MXD1400-255215 Point to Point Wiring DiagramCN903IC003IC001CN901BIC002CN01CN901ACN604CN02CN03CN01CN902W903CN721CN401POWER PC

26、BIO PCBADAPTOR PCBEQ PCBPHONE PCBAUX PCBMIXER PCBW901AW721W902CN504CN507W504W507W901BCN606BCN606ACN503W503W602CN602CN02CN702AW702AW01CN016 Exploded View7 Exploded View Part ListREF NO.DESCRIPTIONPART NO.QTYREMARK1FRONT PANEL ASSY703-MXD1400-110211-1THROW BOARD100-Q3433-220961-2KNOB FRAME100-MX1400-2

27、22311-3PROJECTION RING100-QFX-2430121-4FRONT PANEL300-1400DSP-1433A11-5HIMILON612-HDJ100-04572IO PCB ASSY704-1400DSP-663013POWER PCB ASSY704-1400DSP-693714JACK PCB ASSY704-1400DSP-663815IC PCB ASSY704-1400DSP-690415-13P SOCKET(P=2.5mm,RED)404-HT8015-32815-23P SOCKET(P=2.5mm,BLUE)404-HT8015-32915-33P

28、 SOCKET(B3B-XH-A,P=2.5mm,180DEGREE)404-HV3500K-623A15-4IC PCB(BARE,94V0,140*121.5*1.6t)405-MACH2-188015-5IC(NJM-7815FA,TO-220F)417-DV330-21615-6IC(NJM-7915FA,TO-220F)417-RCC955A-29115-7IC(BA05T,TO-220FP)417-CDN34A-31415-8HEAT SINK425-M2-09515-9ISOLATION(PC,140*16.5*0.3t)501-M2-198415-10SCREW(SAE1018

29、,BTB,3*L8)602-HP1010K-17536FRONT BOARD & MIXER ASSY704-1400DSP-691716-1FRONT BOARD ASSY703-MX1400-110316-2CROSS FADER PCB ASSY704-D40-528716-3AUX PCB ASSY704-1400DSP-663716-4PHONE PCB ASSY704-1400DSP-664016-5MIXER/TRANSFER/EQ/MIC/LED PCB ASSY704-1400DSP-690316-6KNOB100-RMX40-222216-7SLEEVE(6*10.2L)2

30、00-HPR1-33116-8NUT200-MX1400-53026-9SCREW(3*5 P=0.5)602-B300-041206-10SCREW(SAE1018,PTP,M3*10)602-MK7-13116-11SCREW(SAE1018,ISOB,3*L8*P0.5)602-HP1010K-17856-12SCREW(SAE1018,BTB,3*L5)602-QMX2BPM-32216-13WASHER606-SMX2-22517AC JACK ASSY704-1400B-693618PUSH KNOB100-QFX-1736A89JACKET FOR SW(PLASTICS MOL

31、D)100-HPR1-2069110PUSH KNOB100-QFX-24311211ROTATE KNOB100-1400DSP-24412212ROTATE KNOB100-MX1400-2441613JOG TUNING KNOB100-QFX-2442714GROUND PIN200-DJ100-231315BRACKET TRANSFORMER300-DV300B-44328 Exploded View Part ListREF NO.DESCRIPTIONPART NO.QTYREMARK16VR BOARD300-QD1PRO-695117FIXED PLATE300-QMX2B

32、PM-696118VR SHEATH300-SCX2-1125119BOTTOM BASE300-MX1400-1152C120SLIDE SW(L21-22A8,6PIN)403-HS100-042121POWER SW(MR-22-N4BB-F2)403-DJ1-107A122AC POWER CORD(L=1900mm+/-50mm,VDE,TYPE)409-DJ2-070A123TRANSFORMER411-1400-576124AC SAFETY CAPACITOR(0.01uF/250V,M,BULK,Y5V) 413-S250-747125RCA ADAPTOR PLUG(A02

33、8)420-Q3433-106626LABEL(BARE,36*8mm,t=1.2mm)501-DV300-1067027FUSE LABEL(46*6mm,t=0.08mm)501-PRODJ2-1298A128PROTECTIVE SHEET501-QMX2BPM-1374129RATING LABEL ( 30*16mm,t=0.08mm )501-MXD1400A-1459130DECORATION501-MX1400-1649131SPACER SUPPORT(SCB-5.5,WHITE,H=5.5)504-HDJ2000-087433NUT(M4*P0.7,3t)601-F200-

34、001234FOOT604-MCX-384435PVC TUBE(4.7,L=15,BLACK)605-HS100-039336WASHER606-HV3360-091237WASHER(8*3.2*1t,NI)606-Q2221-122338HIMILON612-HDJ100-045139CUSHION(26*10mm,t=0.5mm)612-Q2422-103540SCREW(3*5 P=0.5)602-B300-041241SCREW(SAE1018,PTP,M3*10)602-MK7-1311742SCREW(SAE1018,ISOB,3*L8*P0.5)602-HP1010K-178

35、543SCREW(SAE1018,BTB,3*L5)602-QMX2BPM-3222044SCREW(SAE1018,ISOP,M3*5L*P0.5)602-MP3-324245SCREW(SAE1018,STN4*L10*P0.7)602-HDJ9700-426246SCREW(SAE1018,STB,4*L8*P0.7)602-BEAT4-440447SCREW(CTF,3*7)602-AKS4-496A1348SCREW(SAE1018,STB,3*L7*P0.5)602-STB3007-619249LABEL(110*5mm,t=0.25mm)501-HPR1-168419 Mixer

36、/Adaptor/Eq/Mic/Led PCB Assy Part ListREF NO.DESCRIPTIONPART NO.QTYREMARKMIXER/ADAPTOR/EQ/MIC/LED PCB ASSY704-1400DSP-69031VR SHEATH300-SCX2-11251SCREW(3*5 P=0.5)602-B300-0418WASHER606-SMX2-2251VFD WASHER612-HV3700K-0591EQ PCB ASSY704-1400DSP-66311W019P 2.0 CONNECTOR WIRE(L=80mm,+/-,UL1007#26 TS WHI

37、TE*8 RED)404-1400-26001CN102A,CN202A,CN302A,CN402A12P FFC SOCKET404-4001-22354CN101,CN2014P SOCKET(S4B-PH-K,P=2mm,JST,90 DEGREE)404-DCM270E3-8782CN301,CN4013P SOCKET(S3B-PH-K,P=2mm,JST,90 DEGREE)404-HMD5000-7842C135,C136,C157,C158,C161,C162,C235,C236,C257,C258,C261,C262,C335,C336,C357,C358,C361,C362

38、,C435,C436,C457,C458,C461,C462POLYESTER CAPACITOR(0.01uF/50V,J,TAPING)413-3113-05724C442,C443,C444,C141,C142,C143,C144,C241,C242,C243,C244,C341,C342,C343,C344,C441POLYESTER CAPACITOR(0.0022uF/50V,J,TAPING)413-3113-05916C137,C138,C237,C238,C337,C338,C437,C438POLYESTER ACPACITOR(0.056uF/50V,J,TAPING)4

39、13-HT8015-1688C149,C150,C151,C152,C249,C250,C251,C252,C349,C350,C351,C352,C449,C450,C451,C452POLYESTER CAPACITOR(0.022uF/50V,J,TAPING)413-KT300-10116C155,C156,C163,C164,C255,C256,C263,C264,C355,C356,C363,C364,C455,C456,C463,C464POLYESTER CAPACITOR(0.1uF/100V,J,TAPING)413-KT350-08916C145,C146,C245,C2

40、46,C345,C346,C445,C446POLYESTER CAPACITOR(0.001uF/100V,J,TAPING)413-PMSE1-2798C127,C128,C175,C227,C228,C275,C327,C328,C375,C427,C428,C475ELEC. CAPACITOR(1uF/50V,M,105,TAPING 4*7,MINI)(Cd,Pb,Hg,Cr413-SPPW3-23412C173,C174,C273,C274,C373,C374,C473,C474ELEC. CAPACITOR(22uF/16V,M,105,TAPING 4*7,MINI)(Cd,

41、Pb,Hg,C413-SPPW3-2368C147,C148,C247,C248,C347,C348,C447,C448POLYESTER CAPACITO(0.0056uF/100V,J,TAPING)413-SPPW3-2998R173,R273,R373,R473CARBON FILM RESISTOR(22K OHM,1/6W,J,T-26)412-3113-0594R144,R244,R344,R444CARBON FILM RESISTOR(4.3K OHM,1/6W,J,T-26)412-HC1421FR-2454R127,R227,R327,R427CARBON FILM RE

42、SISTOR(5.1K OHM,1/6W,J,T-26)412-KM281-2944EQ PCB405-1400DSP-18641R128,R228,R328,R428CHIP RESISTOR(5.1K OHM,1/10W,0603,J,TP ,50V)412-007USB-6734R133,R134,R233,R234,R333,R334,R433,R434CHIP RESISTOR(27K OHM,1/10W, 0603,J,TP,50V)412-007USB-675810 Mixer/Adaptor/Eq/Mic/Led PCB Assy Part ListREF NO.DESCRIP

43、TIONPART NO.QTYREMARKR145,R245,R345,R445CHIP RESISTOR(18K OHM,1/10W, 0603,J,TP,50V)412-007USB-7034R174,R274,R374,R474CHIP RESISTOR(22K OHM,1/10W,0603,J,TP ,50V)412-007USB-7044R237,R337,R437,R137CHIP RESISTOR(4.3K OHM,1/8W,J,TP 1206,50V)412-100-8994R135,R136,R235,R236,R335,R336,R435,R436CHIP RESISTOR

44、(27Kohm,TP 1206 150V)412-1400-12148R139,R140,R239,R240,R339,R340,R439,R440CHIP RESISTOR(43Kohm,TP 1206 150V)412-1400-12158R341,R342,R441,R442,R141,R142,R241,R242CHIP RESISTOR(8.2Kohm,TP 1206 150V)412-1400-12168R146,R147,R148,R246,R247,R248,R346,R347,R348,R447,R448,R446CHIP RESISTOR(18Kohm,TP 1206 15

45、0V)412-1400-121712R151,R152,R251,R252,R351,R352,R451,R452CHIP RESISTOR(62Kohm,TP 1206 50V)412-1400-12188R153,R154,R253,R254,R353,R354,R453,R454CHIP RESISTOR(12Kohm ,TP 1206 150V)412-1400-12198R149,R249,R349,R449CHIP RESISTOR(6.2Kohm,TP 1206 150V)412-1400-12204R131,R132,R150,R231,R232,R250,R331,R332,

46、R350,R431,R432,R450CHIP RESISTOR(6.2KOHM,1/10W,F,TP 0603,50V)412-900-98412R125,R126,R225,R226,R325,R326,R425,R426CHIP RESISTOR(100K OHM,1/10W,0603 ,J,TP ,50V)412-CDVD2001-5378R138,R143,R238,R243,R338,R343,R438,R443CHIP RESISTOR(4.3K OHM,1/10W,0603,J,TP ,50V)412-DCM280-7228R129,R130,R171,R172,R229,R2

47、30,R271,R272,R329,R330,R371,R372,R429,R430,R471,R472CHIP RRESISTOR(20K OHM,1/10W,0603,J,TP ,50V)412-DCM280-72616C171,C172,C271,C272,C371,C372,C471,C472CHIP CAPACITOR(39pF/50V,J,NPO,0603)413-390-9878C129,C130,C229,C230,C329,C330,C429,C430CHIP CAPACITOR(68pF/50V,J,0603 TYPE,NPO)413-DCM280-7668C123,C12

48、4,C125,C126,C131,C132,C159,C160,C223,C224,C225,C231,C232,C259,C260,C323,C324,C325,C326,C331,C332,C359,C360,C423,C424,C425,C426,C431,C432,C459,C460,C226CHIP CAPACITOR(0.1uF/50V,Z,0603 TYPE,Y5V)413-DCM280-77332IC105,IC106,IC205,IC206,IC305,IC306,IC405,IC406IC(NJM-2060V-TE1,SMD)417-PRO1000-5028IC104,IC

49、107,IC204,IC207,IC304,IC307,IC404,IC407IC(BA15218F/BA15218FE2,SOP-8)417-QMX2-1678MIXER PCB ASSY704-1400DSP-66321SLEEVE(6*10.2L)200-HPR1-331511 Mixer/Adaptor/Eq/Mic/Led PCB Assy Part ListREF NO.DESCRIPTIONPART NO.QTYREMARKFIXED PLATE FOR BACKLIGHT(0.5t)300-SMX701-8442SW727ROTARY SW(SR1712F-0107-25K0A

50、-N9-N)403-1400DSP-2821SW733,SW734,SW735,SW736,SW737,SW746TSSW-LED(YELLOW)403-810-2256SW740,SW728,SW729,SW730,SW731,SW732,SW743,SW744,SW738,SW739,SW742,SW741PUSH SW(SPEA12MC05-HF)403-AK4-19612SW748,SW745TACT SW(H=5mm,TAPING)403-DCM270X-101A2SW501SLIDE SW(SKA-22-09)403-DRM120-1541SW101,SW201,SW301,SW4