Teac-MC-DX33-Service-Manual 电路图 维修手册.pdf
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1、MC-DX33 NOTESCONTENTS 1 SAFETYINFORMATION.2 2 SPECIFICATIONS.3 3 ADJUSTMENTANDCHECK.4 4 EXPLODEDVIEWANDPARTSLIST .6 5 PCBOARDSANDPARTSLIST.11 6 WIRINGDIAGRAM.24 7 INCLUDEDACCESSORIES .27 Micro Hi-Fi system PC board shown are viewed from parts side. The parts with no reference number or no parts numb
2、er in the exploded views are not supplied. As regards the resistors and capacitors, refer to the circuit diagrams contained in this manual. Parts marked with this sign are safety critical components. they must be replaced with identical components - refer to the appropriate parts list and ensure exa
3、ct replacement. ! RadioFans.CN 收音机爱 好者资料库 2 MC-DX33 1 SAFETY INFORMATION Optical pickup : Type : DA23Z1 Manufacturer : SANYO ELECTRIC CO.,LTD. Laser output : Less than 0.5mW on the objective lens Wavelength : 760-800nm CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO
4、USER- SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the products enclosure that may be of sufficient magnitud
5、e to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. RadioFans.CN 收音机爱 好者资料库 3 MC-DX33 2 SP
6、ECIFICATIONS Amplifier Section Output Power (L+R) 5 W + 5 W Output Power (Subwoofer) 15 W Input Sensitivity 300 mV Frequency Response 50 to 20,000 Hz TUNER Section (FM) Frequency Range 87.50 to 108.00 MHz Sensitivity (S/N30dB) 20 dBV/m TUNER Section (AM) Frequency Range 522 to 1,620 kHz Sensitivity
7、(S/N20dB) 54 dBV/m CD PLAYER Section Frequency Response 20 to 20,000 Hz (1 dB) Signal-to-Noise Ratio 55 dB Wow and Flutter Unmeasurable SPEAKER Type Full range flat type Impedance 4 ohms SUBWOOFER Impedance 8 ohms GENERAL Power Requirements 230 V AC, 50 Hz Power Consumption 60 W Standby Power Consum
8、ption: 2.5 W Dimension (W x H x D) Main Unit 255 x 169.5 x 84 mm L & R Speakers 210 x 169.5 x 81 mm Subwoofer 160 x 245 x 335 mm Weight (Net) Main Unit 1.3 kg L & R Speakers 0.7 kg each Subwoofer 5.3 kg Standard Accessories Remote control unit (RC-1174) x 1 Battery for remote control unit x 1 Subwoo
9、fer cable x 1 Speaker cable x 2 FM antenna x 1 AM antenna x 1 Stereo mini plug cable x 1 Wall mount brackets x 4 Screw (short) x 8 Screw (long) x 4 Tapered plastic wall anchor x 4 Guide sheet for wall mounting x 2 Owners manual x 1 Quick guide for connection x 1 Warranty card x 1 Design and specific
10、ations are subject to change without notice. Weight and dimensions are approximate. Illustrations may differ slightly from production models. RadioFans.CN 收音机爱 好者资料库 4 MC-DX33 3 ADJUSTMENTS AND CHECKS ALIGNMENT PROCEDURES AM I.F. ALIGNMENT 1. Set the POWER BUTTON to POWER ON. 2. Set the Radio and ba
11、nd button to Radio and AM BAND. 3. Connect a SWEEPSCOPE OUTPUT to AM antenna terminal. 4. Connect a SWEEPSCOPE INPUT to pin17 of IC2 through a 1uf capacitor and ground. STEPSET SIGNALSET DIALADJUSTADJUST FOR 1 450KHzGANG OPEN T203(AM IF) CENTER &MAXIMUM OUTPUT AM R.F. ALIGNMENT 1. Connect an RF gene
12、rator to a standard radiating loop. 2. Connect a SCOPE and VTVM across the speaker output. STEPSET SIGNALSET DIALADJUSTADJUST FOR 1 522KHz GANG CLOSED T206 (AM OSC COIL) MAXIMUM OUTPUT 2 600KHz 600KHz T204 (AM SENS COIL) 31400KHz1400KHzSVC202 (AM SENS TRIM.) 4REPEAT STEPS 3 AND 4 TO OBTAIN BEST TRAC
13、KING. FM I.F. ALIGNMENT 1. Set the POWER BUTTON to POWER ON. 2. Set the TUNER/BAND Switch to FM position. 3. Connect a SWEEPSCOPE OUTPUT to pin 7 of IC1 through a 20pF capacitor and ground. 4. Connect a SWEEPSCOPE INPUT to pin18 of IC2 through a 1uf capacitor and ground. STEPSET SIGNALSET DIALADJUST
14、ADJUST FOR 110.7MHzGAND OPENIFT WITH 10.7MHz AT ZERO CROSSOVER FM R.F. ALIGNMENT 1. Connect an RF generator to the FM antenna terminal and ground. 2. Connect a SCOPE & VTVM across the speaker output. STEPSET SIGNALSET DIALADJUSTADJUST FOR 1 87.5MHz GANG CLOSED L2 MAXIMUM OUTPUT 2 90MHz 90MHz L5 3106
15、MHz106MHzL3 5 MC-DX33 CD ALIGNMENT Auto alignment. MC-DX33 6 4 EXPLODED VIEWS AND PARTS LIST MC-DX33 REF.NOPARTSNO.DESCRIPTIONREMARK 1-156-04DX2200B00FRONTCABINET(BLK) 56-04DX2200A040FRONTCABINET(SILVER) 1-256-05DX2200B010REARCABINET(BLK) 56-05DX2200A010REARCABINET(SILVER) 1-356-0DX3300B010VOLUMEBOT
16、TOMHOLDER(BLK) 56-0DX3300A000VOLUMEBOTTOMHOLDER(SILVER) 1-456-0DX3302B010VOLUMECOVER-R(BLK) 56-0DX3300A010VOLUMECOVER-R(SILVER) 1-556-0DX22039000CDDESKBKT 1-656-0DX2214B000REMOTEBKT(BLK) 56-0DX22108000REMOTEBKT(SILVER) 1-56-0DX2215B000SHOCKABSORBERBRACKET(BLK) 56-0DX22118000SHOCKABSORBERBRACKET(SILV
17、ER) 1-856-14DX2200B010CDDOOR(BLK) 56-14DX2200A010CDDOOR(SILVER) 1-961-68CD10100020CDALUMCOVER 1-1056-22DX2211B000LEDLEWCOVER(BLK) 56-22DX22108000LEDLEWCOVER(SILVER) 1-1156-22DX2212B000PROTECTCOVER(BLK) 56-22DX2210A000PROTECTCOVER(SILVER) 1-1256-24DX01500000CDDOORGEAR 1-1356-24DX01510000STRAPGEAR 1-1
18、456-54DX2210B000FUNCTIONKNOBGROUP-1(BLK) 56-54DX2210A000FUNCTIONKNOBGROUP-1(SILVER) 1-1556-54DX2211B010FUNCTIONKNOBGROUP-2(BLK) 56-54DX2211A010FUNCTIONKNOBGROUP-2(SILVER) 1-1656-54DX2211B000PLAYKNOBGRUP(BLK) 56-54DX2212A000PLAYKNOBGRUP(SILVER) 1-156-0DX3301B000VOLUMEBOTTOMHOLDERPLATE(BLK) 56-0DX3301
19、A000VOLUMEBOTTOMHOLDERPLATE(SILVER) 1-1856-5DX22100000CDDOORLENS 1-1956-5DX22010000BLACKLIGHTLENS 1-2056-5DX22022000REMOTELENS 1-2156-5DX22030010DISPLAYLENS 1-2256-0DX3303B010VOLUMECOVER-L(BLK) 56-0DX3301A010VOLUMECOVER-L(SILVER) 1-2356-6DX22009000PCBBRACKET 1-2456-8DX22009000SHINERING 1-2556-8DX220
20、0G000CDDOORRING 1-2645-114200500062ACCORDUDEAPP2M(M.T)(BLK) 1-256-8CDX092G000CHROMERING-SUBWOOFERBOX 1-2861-30DX22100020KNOBCOVER 1-2905-DX33S0100000PCBA-MAIN 1-3005-DX33S0200000PCBA-TUNER 1-3105-DX33S0400000PCBA-DISPLAY 1-3256-0DX22029000BACKLIGHTBKT 1-335-26DX22000020FILTERSHEET6X3.5X0.3MM 1-3466-
21、140326180321SELF-TAPPINGSCREWTA/PH2.6X8MM 1-3505-DX33S1900000PCBA-VOLUME 1-3605-DX33S0900000PCBA-HP EXPLODEDVIEWPARTSLIST 8 MC-DX33 1-305-DX33S200000PCBA-SENSOR 1-3805-DX33S3000000PCBA-CD 1-3920-0DA23Z10000CDMECHANISM(SANYO)DA23Z1 1-4056-60000000020DOORMOTORPULLY 1-4166-141430216121SCREWTA/BWH3X16MM
22、(HEAD10MM)(BLK) 1-4258-26DX22000020RUBBERFOOT39X9X3MM 1-4358-26DX22010020RUBBERRINGDIA5.4X3X0.8MM 1-4458-43DX01500020DRIVEBELTDIA31X1MM 1-4558-44CD10100020DCMOTOR5V 1-4658-61EX0M108120SHOCKABSORBER(GREY) 1-458-61MC23500020SHOCKABSORBER(GREY) 1-4858-61MC23500120SHOCKABSORBER(BLACK) 1-4919-50DX2201022
23、0SPEAKERBOXUNIT-L 1-5019-50DX22010320SPEAKERBOXUNIT-R 1-5156-58EXM5M0A000LOGOBADGE 1-5261-11CDX0900020DSMTEALPLATE 1-5318-205DX0150120H/TRANSFORMEREI66230V/50HzTG000000 1-5405-DX33S000000PCBA-SSUB.POWER 1-5561-48DX01500020HEATSINKA 1-5605-DX33S0800000PCBA-RCA/D-SJACK 1-519-021153300120SPEAKER5.258OH
24、M30W 1-5841-12111000310SWITCH,POWER 1-5943-500000002020ACCORDBUSHING 1-6056-22CDX0908000PCBCOVER 1-6156-5CDX0936000LIGHTLENS-SUBWOOFERBOX 1-6256-8CD1010B000SAFEGUARDRING/SUB 1-6356-85CDX090B010SUBWOOFERPANEL(BLK) 56-85CDX090A020SUBWOOFERPANEL(SILVER) 1-6456-8CDX0908000PLASTICTUBE 1-6558-263253150020
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