Akai-QXD3100-cs-sm维修电路原理图.pdf
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1、CONTENTSMICRO MUSIC SYSTEMwith REMOTE-CONTROLQX-D3100PRODUCT SAFETY NOTICESpecifications & Performance Specifications . 1Electrical Parts List . 4Printed Circuit Boards . 12Wiring Diagram . 15Schematic Diagrams . 17Alignment Set-up Procedurecs . 21Equipment Connection Diagrams . 22Voltage Chart . 24
2、IC Pins Description & IC Block Diagrams . 26Block Diagrams . 29Exploded Drawing Parts List . 31Exploded Drawing . 34Many electrical and mechanical parts in this chassis have special safety characteristics.These safety characteristics often pass unnoticed and the protection afforded by them cannotnec
3、essarily be obtained by using replacement components rated for higher voltage, wattage, etc.Replacement parts that have these special safety characteristics are identified in this manualand its supplements; electrical components having such features are identified by in theschematic diagram and the
4、parts list.Before replacing any of these components, read the parts list in this manual carefully.The use of substitute replacement parts that do not have the same safety characteristics asspecified in the parts list may create shock, fire or other hazards.PageRadioFans.CN 收音机爱 好者资料库Power Supply:AC
5、230V 50Hz Output Load:8 ohm non-reactiveReference Output:50mWInput Signal Source:IRE Loop for AM:75 ohm dummy for FMModulation:30% 400 Hz for AM:22.5 kHz Deviation 1000 Hz for FM MONO:75 kHz Deviation for FM MPXRemarks:7.5 kHz Pilot Tone:67.5 kHz L + R 1000 Hz:AC BiasGENERAL TEST CONDITIONGENERALOut
6、put power:2W x 2 (10% THD)Power consumption:15 Power source:AC 120V 60 Hz (USA and Canada)AC 220V 50 Hz (China)AC 230V 50 Hz (Europe)AC 240V 50 Hz (Australia)AC 110-120V/220-240V 50/60Hz (Others)Specifications may be subject to change without notice.12SPECIFICATIONSPERFORMANCE SPECIFICATIONSPERFORMA
7、NCE SPECIFICATIONS - CONTINUED(AM) SECTION, AMPLITUDE, MODULATIONUNITNOMINALLIMIT1. Tuning RangekHz517 - 1650517 - 16508 - 302. I.F.kHz46553. S/N 5mV/m1.0MHzdB36304. Sens. (at S/N 20dB) 0.6MHzdB/m5464 1.0MHzdB/m5460 1.4MHzdB/m54605. I.F. Rej. 0.6MHzdB40306. Image Rej. 1.4MHzdB40307. Spurious Rejecti
8、ondB35288. Bandwidth, -6dB, at1.0MHzkHz64 - 9 (Max. Sens. +6dB)9. ACA (9kHz) Input at 1MHz(For VDE)dB2015ACA (9kHz) Input at 1MHz(For VDE Specical)dB201210. AGC Figure Merit100mV/mdB504011. Distortion, 5mV/m, 30%13 5mV/m, 80%3612. 10% THD Power W21.713. a. Tweet (2nd IF& 3rd IF)%-1514. Audio Fidelit
9、y, (1kHz = 0dB) 5mV/mHz60 - 2200120 - 200015. a. Dial Cal., 600kHzkHz-40 1000kHzkHz-70 1400kHzkHz-7016. Low Voltage%808517. a. Mod. HumdB3630b. Hum at Min. Vol.mV0.52TEST ITEMSCASSETTE SECTIONUNITNOMINALLIMIT1.Tape Speed (B-111LNA)Hz30003% / -3%2.Wow & Flutter Rms (JIS R.M.S.) (B-111LNA)%0.350.453.F
10、ast Forwards TimeSec.110100 - 1804.Rewind - TimeSec.110100 - 1805.Frequency Response B-257 (1KHz, 0dB) 125HzdB366.3kHzdB366.Singal to Noise in Play (B-112BN)dB45357.Separation (MTT-141N) dB40308.Cross Talk (B-121N) w/BPFdB40359.Erase Ratio w/ BPFdB322610. Play Back Distortion (B-118N)%1311. Rec. / P
11、layback S/N Ratio (FM 1mV 75kHz Dev.) w/BPFdB322612. Rec. / Playback Level Difference (Radio)dB-313. Play Back 10% Distortion-output PerW21.7Channel (B-112BN)14. Record Play Back Distortion (S.R.L. + 20)%3815. ALC Effect Level (55% Mod., 74dB MW)dB-516. Recovery TimeSec.-517. VR Min. Hum & Noise (Mo
12、tor On) w/o TapemV0.5318. VR Max. Hum & Noise (Motor On) w/o TapemV305019. Rec. / Play Frequency Response 125Hz, 6.3kHzdB-6TEST ITEMSCD SECTIONUNITNOMINALLIMIT1.10% Dis. Output Power (1kHz, 0dB) W21.62.Frequency Response (100Hz-20kHz/1kHz, 0dB) dB243.De-emphasis Response (1kHz, 0dB/5kHz-4.5dB/16kHz-
13、9dB)dB34*4. Channel Balance (1kHz, 0dB)dB0.53*5. Channel Separation (1kHz, 0dB)dB5540*6. T.H.D. + Noise (1kHz, 0dB)%0.150.5*7. S/N Ratio (1HF-A) (1kHz, 0dB)dB70608.Playability: Wedge PHILIPS 444Am-500 Black Dot PHILIPS 444Am600500 Eccentricity TCD-712ABEXm-150 Skew Disc TCD-731RABEmm-0.5 Finger Prin
14、t PHILIPS 444ATrack-No.18*with external A Weighting FilterItem 1 - 4 Test Disc CBS SONY YEDS7Level Matching Tape (B118N)dB0 Tape (B112N)(For VDE Specical)dB0 CD (-10dB 1K)dB0+3/-5 AM (55% 5mV/m) dB03 FM (40kHz 1mV)dB03TEST ITEMSRadioFans.CN 收音机爱 好者资料库34(FM) SECTION, FREQUENCY, MODULATIONUNITNOMINALL
15、IMIT1. Tuning RangeMHz87.5 - 108.5 87.5 - 108.50.52. I. F.MHz10.710.7 0.33. Max. Sens. 90MHzdB1015Max. Sens. 98MHzdB1015Max. Sens. 106MHzdB10154. S/N 30dB Quieting Sens. 90MHzdB152298MHzdB1522106MHzdB15225. 3 dB Limit Sens.dB25306. I.F. Rej. 90MHzdB60507. Image Rej. 106MHzdB30228. Spurious Rej. (F 5
16、.35MHz)dB4034(Max. Sens. +6dB)9. AM Suppression (60dB I/P)dB302010. AFC Hold RangekHz450300 - 60011. Distortion at 1mV (Mono)%1312. Audio Fidelity, (-3dB) (Pre-emphass) (50S)Hz60 - 9000120 - 600013. Power Out, Max. W- 10% THDW21.714. Low Voltage%808515. S/N Ratio at 1mV (Mono)dB5045Hum (at Min. Vol.
17、)mV0.53S/N Ratio at 46 dB (Stereo) Dev. 40 kHz 10% Pilot (for VDE Special)dB3642w/A Filter 16. Hum (at Min. Vol.)mV0.5317. Dial Calib.MHz-0.7518. Modulation HumdB5045(for VDE Special)dB484219. Stereo SeparationdB262220. 19kHz Leak CarrierdB322721. Stereo On(for VDE Special)dB2630 TEST ITEMSPERFORMAN
18、CE SPECIFICATIONS - CONTINUEDRef. No.DescriptionMfrs Part No.Qty.PCBCONTROL PCBPCB CD6602-01-03 (94HB)033-006602-1001MAIN PCBPCB CD6602-01-01 (94HB)033-006602-3001REGULATION PCB PCB CD6602-01-02 (94HB)033-006602-3001RECTIFIER PCBPCB CD2390-01-04 (94V0)033-002390-1001REMOTE CONTROL SECTIONREMOTE CONT
19、ROL HANDSET RC18-06 w/BATTERY043-R11806-0101L.GREY COLOR (FOR CD330 x/CD66xx/CDG62)BEAT CUT AND FM MONO/ST. SECTIONRESISTORS All are +-5% 1/16W (1/8W) tape & wheel resistors unless otherwise specifiedR1*CdF RESISTOR 2.2 Kohm 001-022251-0161R318,319*CdF RESISTOR 3.3 Kohm 001-033251-0162CAPACITORC317#
20、MYLAR CAP 0.001 uF/100V +-5%004-010250-1001TRANSISTORQ301TRLNPNSST-TAP&TO-092 3DG1815008-618150-0001SWITCHSW202SLIDE SW SK22F03G9 AA F30 ALE (8C-CDC-622-18)025-220091-1081(Cd FREE)CD SECTIONRESISTORS All are +-5% 1/16W (1/8W) tape & wheel resistors unless otherwise specifiedR101*CdF RESISTOR 10 ohm
21、001-010051-0161R32,107,157*CdF RESISTOR 1 Kohm 001-010251-0163R130*CdF RESISTOR 10 Kohm001-010351-0161R105RESISTOR 18 Kohm001-018351-0161R102,103RESISTOR 27 Kohm001-027351-0162R158RESISTOR 5.6 Kohm 001-056251-0161R108RESISTOR 91 ohm 001-091051-0161SR114CHIP RESISTOR 10 Kohm +-5% 1/16W001-310352-0161
22、R124,128,139,413*CdF RESISTOR 10 Kohm 001-010351-0164R126*CdF RESISTOR 100 Kohm001-010451-0161R127*CdF RESISTOR 15 Kohm001-015351-0161R106*CdF RESISTOR 2.2 Kohm 001-022251-0161R123*CdF RESISTOR 22 Kohm 001-022351-0161R129,131,132,133,134*CdF RESISTOR 3.3 Kohm 001-033251-0165R135,137*CdF RESISTOR 33
23、Kohm 001-033351-0162R199*CdF RESISTOR 470 ohm001-047151-0161R125,415*CdF RESISTOR 47 Kohm 001-047351-0162R136,138*CdF RESISTOR 6.8 Kohm001-068251-0162R104RESISTOR 68K 001-068351-0161CAPACITORSC104,105,114,122,123,128,(F003-010380-025) CERAMIC CAP 0.01 uF/ 003-010380-05010130,140,145,15550V +80%-20%C
24、1,3,102,108,109,110,111,CERAMIC CAP 0.1 uF/16V +80%-20%003-010480-01613112,117,118,904,905,906C157CERAMIC CAP 0.0047 uF/50V +80%-20%003-047280-0501C120CERAMIC CAP 56 pF/50V +-10%003-056010-0501C133CERAMIC CAP 0.033 uF/50V +80-20%003-033380-0501C126CERAMIC CAP 47 pF/50V +-10%003-047010-0501C132CERAMI
25、C CAP 0.0047 uF/50V +80%-20%003-047280-0501C107,136,137,138,139CERAMIC CAP 0.047 uF/50V +80%-20%003-047380-0505ELECTRICAL PARTS LISTRadioFans.CN 收音机爱 好者资料库56ELECTRICAL PARTS LIST - CONTINUEDELECTRICAL PARTS LIST - CONTINUEDRef. No.DescriptionMfrs Part No.Qty.C135CERAMIC CAP 820 pF/50V +-10%003-08211
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