Teac-SR-L38MP3-Service-Manual电路原理图.pdf

PC board shown are viewed from parts side. The parts with no reference number or no parts number 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 ensure exact replacement. ! components - refer to the appropriate parts list and SR-L38MP3 T/C: UL/CSA E: EUROPE UK: U.K. CD RECEIVER WALL-MOUNTABLE 1 SPECIFICATIONS 2 4 EXPLODED VIEW AND PARTS LIST 5 PC BOARDS AND PARTS LISTS 6 WIRING DIAGRAM 7 INCLUDED ACCESSORIES 2 SAFETY INFORMATION 3 7 12 20 22 3 ADJUSTMENT AND CHECKS4 RadioFans.CN 收音机爱 好者资料库 1 SAFETY INFORMATION 2 SR-L38MP3 USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY HAZARDOUS RADIATION EXPOSURE.RESULT IN SAFETY INFORMATION This product has been designed and manufactured according to FDA regulations title 21, CFR, chapter 1,subchapter J,based on The Radiation Control for Health and Safety Act of 1968 and is classified as class 1 laser product. There is not hazardous invisible laser radiation during operation because invisible laser radiation emitted inside of this product is completely confined in the protective housings. The label required in this regulation is shown . 1 CAUTION DO NOT REMOVE THE PROTECTIVE HOUSING USING SCREWDRIVER. IF THIS PRODUCT DEVELOPS TROUBLE, MAKE A CONTACT WITH OUR SERICEMAN, AND DO NOT USE THE PRODUCT A TROUBLED STATE. Optical pickup: Type : CMS-M95BG6 Laser output : Less than 0.5 mW on the objective lens Wavelength : 760 -800 nm Manufacturer : Samsung Electro-Mechanic CD RECEIVER MODEL NO.SR-L38MP3 DC12V TOKYO JAPAN CLASS 1 LASER PDODUCT LUOKAN 1 LASERLAITE KLASS 1 LASERAPPARAT RadioFans.CN 收音机爱 好者资料库 2 SPECIFICATIONS SR-L38MP3 3 Design and specifications are subject to change without notice. Illustrations may differ slightly from production models. Power Requirements: GENERAL Type : Impedance : 65 mm x 2 4 ohms SPEAKER SYSTEM Section 120V , 60Hz ( via dedicated AC adaptor) - USA CD PLAYER Section Frequency response :20 Hz 20 kHz Wow and Flutter:Unmeasurable Total Output Power:3W + 3W Dimension (W x H x D ): Weight: (net) Standard Accessories: Warranty Card x 1 6.4 lbs (2.9 kg) Power Consumption: AC Adaptor x 1 , Template for Wall Mounting x 1 20 W 390 x 208 x 118 mm Remote Control Unit (RC-996) x1 FM Lead-type Antenna x 1 Owner s Manual x 1 15.4 x 8.2 x 4.6 (inches) 230V , 50Hz (via dedicated AC adaptor) - EUR 240V , 50Hz ( via dedicated AC adaptor) - UK TUNER Section Frequency Range (FM):87.5MHz to 108.00 MHz (100kHz step) - USA Frequency Range (AM):520kHz to 1710 kHz (10kHz step) - USA 522kHz to 1620 kHz (9kHz step) - EUR 87.5MHz to 108.00 MHz (50kHz step) - EUR SR-L38MP3 4 3 ADJUSTMENTS AND CHECKS Use a screwdriver with a plastic or ceramic grip for all adjustment. 3-1 TUNER SECTION 1. Set the function switch to the TUNER position. 3-1-1 FM adjustment 3. Connect the signal generator output through a 75 ohm dummy 4. Connect the oscilloscope to the PHONES JACK terminal. 6. Set the signal generator as listed in the alignment chart. antenna to ANT on MAIN PCB. 2. Set the BAND switch to the FM position. 1. Set the function switch to the TUNER position. 3. Connect the test loop antenna across the output of the signal generator. 4. Connect the oscilloscope to the PHONES JACK terminal. 6. Set the signal generator as listed in the alignment chart. 3-1-2 AM adjustment 3-2 Adjustment and Test Points MAIN PCB TC2 L3 L4 AM ANT COIL 2. Set the BAND switch to the AM position. L1 L2 L5 R5 R6 5. Connect the digital multimeter to R5/R6 on MAIN PCB. 5. Connect the digital multimeter to R5/R6 on MAIN PCB. 5 SR-L38MP3 3-2-1 AM Tuner 60 cm AM Loop AM Signal Generator Antenna PHONES SR-L38MP3 Fig. 3-2-2 1 k ohm 1 k ohm AC Voltmeter AM ITEM MEASURING POINT. ADJUSTMENTSG SETTINGTUNER SETTING AM 2. IFT450kHz 600kHz (USA) 1kHz, 30% mod L4 Adjust for max. output. 3. ANT COIL 600kHz 1400kHz 1kHz, 30% mod 1kHz, 30% mod L5 TC2 Adjust for max. output. Adjust for max. Output. AM ant coil 600kHz (USA) 603kHz (EUR) 1400kHz (USA) 1404kHz (EUR) 603kHz (EUR) 1. VOLTAGE adjustment 1710kHz (USA) 1620kHz (EUR) L3 Check VT 7.8-8.2V 522kHz (EUR) 520kHz (USA) adjustment 4. TC1 adjustment adjustment repeat step 3 and 4 Digital multimeter R5 R6 VT voltage RESULT S1 3-2-3 FM Tuner adjustment 1. VOLTAGE 90.1MHz 106.1MHz L1 L2 VT 7.8-8.2V ITEMSG SETTINGTUNER SETTING FM SR-L38MP3 6 75 ohm FM SR-L38MP3 PHONES Fig. 3-2-4 AC Voltmeter FM Signal Generator 2. ANT COIL 3. TC1 adjustment adjustment 1KHz 22.5KHZ 1KHz 22.5KHZ 90.1MHz 108.0MHz Check Adjust for max. output. Adjust for max. output. TC1 repeat step 2 and 3 MEASURING POINT. ADJUSTMENT RESULT Digital multimeter R5 R6 VT voltage S1 1 k ohm 1 k ohm SR-L38MP3 4. EXPLODED VIEWS AND PARTS LIST EXPLODED VIEW 2 - R/L SPEAKER ASSEMBLY 1 1 2 2 3 3 4 4 6 6 7 7 8 8 9 9 5 5 11 11 12 12 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 1717 1010 1 1 2 2 2 2 3 3 3 3 1 1 5 5 5 5 7 7 6 6 9 9 9 9 4 4 4 4 13 13 14 14 14 14 15 15 15 15 1010 1010 1111 1111 8 8 8 8 12 12 EXPLODED VIEW 1 - CD DOOR ASSEMBLY 7 1-2 1-3 1-4 1-5 1-7 1-8 1-9 1-10 1-6 1-12 1-13 1-14 1-15 1-11 REMARKSREF. NO EXPLODED VIEW-1 PARTS NO.DESCRIPTION 1-1 004-SR350300FUNCTION KNOB 100-SR382050CD CONTROL PCB ASSY 007-SR350300CD DOOR LENS 004-R35B0401VOLUME KNOB - BLACK 004-R35W0401VOLUME KNOB - WHITE 004-R35S0401VOLUME KNOB - SILVER GREY 004-R35B0501TUNER KNOB - BLACK 004-R35W0501TUNER KNOB - WHITE 004-R35S0501TUNER KNOB - SILVER GREY 010-SR350800VOLUME KNOB COVER 010-SR350900TUNER KNOB COVER 023-23008033SCREW BB3X8MM (BLACK) 024-42010032SCREW PWA2X10MM 010-SR350100CD DOOR HOLDER 008-SRL35004CD DOOR GEAR-D 011-SR350201CD DOOR SPRING BRACKET 031-SR350111CD DOOR SPRING 024-42006033SCREW PWA2X6MM (BLACK) 010-SR351100WIRE COVER 024-13010032SCREW PA3X10MM 1-16 1-17 1-18 SR-L38MP3 8 LCD WINDOW007-SR380101 006-R38B0101CD DOOR PANEL - BLACK 006-R38W0101CD DOOR PANEL - WHITE 006-R38S0101CD DOOR PANEL - SILVER GREY REF. NO EXPLODED VIEW-2 PARTS NO.DESCRIPTIONREMARKS 2-4 2-5 2-6 2-7 2-8 2-9 2-11 2-12 2-13 2-14 2-15 2-1 2-2 2-3 2-10 051-SRL35001SPEAKER NET HIMERON 024-43010033SCREW PWA3X10MM (BLACK) 061-SR350400SPEAKER 4 OHM 2.75 INCHES 035-SRL35052SPEAKER EVA WASHER 023-23014033SCREW BB3X14MM (BLACK) 010-SR350500SPEAKER PANEL - L 010-SR350600SPEAKER PANEL - R 044-SRL35031SPEAKER PAPER TUBE L/R 035-SRL35061PAPER TUBE SPONGE 010-SR350301SPEAKER BOX - L 010-SR350402SPEAKER BOX - R 035-SRL35012SPEAKER EVA SHEET - A 168X5X1MM 035-SRL35022SPEAKER EVA SHEET - B 153X5X1MM 035-SRL35032SPEAKER EVA SHEET - C 105X5X1MM 035-SRL35042SPEAKER EVA SHEET - D 87X5X1MM 9 SR-L38MP3 EXPLODED VIEW 3 - MAIN ASSEMBLY 1 1 2 2 3 3 4 4 6 6 7 7 8 8 9 9 10 10 5 5 12 12 13 13 14 14 15 15 16 16 17 17 18 18 1919 21 21 21 21 22 22 2020 23 23 24 24 25 25 2727 26 26 28 28 28 28 2929 31 31 32 32 30 30 32 32 3333 33 33 34 34 3535 3636 37 37 38 38 4242 4040 3939 41 41 43 43 44 44 45 45 46 46 44 44 47 47 49 49 4949 4949 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 50 52 52 48 48 48 48 51 51 51 51 51 51 52 52 52 52 50 50 50 50 52 52 52 52 53 53 54 54 55 55 5555 1111 4242 5858 5757 5656 REF. NO EXPLODED VIEW-3 PARTS NO.DESCRIPTIONREMARKS 3-1 3-2 011-SR350400CD OPEN/CLOSE SW BRACKET RUBBER FOOT - A037-SR350100 004-R35S0101POWER KNOB - SILVER GREY 010-SR351000CD DOOR SHAFT HOLDER - R 010-R35B0701TOP PLATE - BLACK 007-SR350200POWER LENS 004-R35B0101POWER KNOB - BLACK CD OPEN/CLOSE KNOB - BLACK004-R35B0201 010-R35W0701TOP PLATE - WHITE 3-3 3-4 3-5 3-6 3-7 3-8 3-9 3-10 3-11 3-12 3-13 3-14 3-15 3-16 3-17 3-18 3-19 3-20 3-21 3-22 3-23 3-24 3-25 3-26 3-27 3-28 3-29 3-30 3-31 3-32 3-33 004-R35W0101POWER KNOB - WHITE CD OPEN/CLOSE KNOB - SILVER GREY004-R35S0201 010-R35S0701TOP PLATE - SILVER GREY 004-R35W0201CD OPEN/CLOSE KNOB - WHITE 008-SRL35001CD DOOR GEAR-A 033-02301015 008-SRL35005BELT PULLEY 002-SR350200CD DOOR GEAR BASE CD MOTOR BELT 014-SRL35010WORM GEAR SHAFT 008-SRL35002CD DOOR GEAR-B 008-SRL35003CD DOOR GEAR-C CD MOTOR - RF-370CA-15370085-SRL35060 POWER ON/OFF PCB ASSY100-SR352050 100-SR352060CD OPEN/CLOSE PCB ASSY 010-S8880100CD RUBBER CAP 037-SR350300CD RUBBER - BLACK 011-SR350100DC JACK/HEADPHONE PCB BRACKET 100-SR352080DC JACK PCB ASSY 100-SR352100AUX JACK PCB ASSY 100-SR352090PHONE JACK PCB ASSY 010-R35W0201REVOLUTION FOOT - WHITE 010-R35S0201REVOLUTION - SILVER GREY 010-R35B0201REVOLUTION FOOT - BLACK 037-SR350200RUBBER FOOT - B 100-SR352070POWER LED PCB ASSY 100-SR352120CD MOTOR PCB ASSY 039-S8880130CD DECK ASSY - CMS-M95BG6 002-SR350100CD BASE 008-SRL35007MOTOR PULLEY 011-SR350300CD MOTOR BRACKET 001-R35B0001FRONT PANEL - BLACK 001-R35W0001FRONT PANEL - WHITE 001-R35S0001FRONT PANEL - SILVER GREY 100-SR352110CD DOOR SW. PCB ASSY SR-L38MP3 10 REF. NO EXPLODED VIEW-3 PARTS NO.DESCRIPTIONREMARKS SR-L38MP3 3-34 3-35 3-36 3-37 3-38 3-39 3-40 3-41 3-42 009-R35B0201FM ANT STOPPER - BLACK E UK 009-R35W0201FM ANT STOPPER - WHITE E UK 009-R35S0201FM STOPPER - SILVER GREY E UK 089-00000014FM ROD ANTENNA E UK 009-R35W0101FM ANT HOLDER - WHITE E UK 009-R35B0101FM ANT HOLDER - BLACK E UK 009-R35S0101FM ANT HOLDER - SILVER GREY E UK 012-05080208NYLON WASHER 2X8X0.5MM(BLACK) 023-43010033SCREW PWB3X10MM (BLACK) 024-33010031SCREW KA3X10MM 024-41810032SCREW PWA1.8X10MM 024-13010032SCREW PA3X10MM 023-23010033SCREW BB3X10MM (BLACK) 008-SRL35006CD DOOR WORM GEAR 024-41806033SCREW PWA1.8X6MM (BLACK) 3-43 3-44 3-45 3-46 3-47 3-48 3-49 3-50 024-42006033SCREW PWA2X6MM (BLACK) 024-42010032SCREW PWA2X10MM 3-51 3-52 3-53 3-54 3-55 022-22605032SCREW BM2.6X5MM 022-83004032SCREW PM3X4MM 022-23006032SCREW BM3X6MM 023-23012033SCREW BB3X12MM (BLACK) 012-10060380METAL WASHER 3.8X6X1MM 022-23012031SCREW BM3X12MM 11 001-R38S0201REAR PANEL - SILVER GREY T/C 001-R38B0201REAR PANEL - BLACK T/C 001-R38B0202REAR PANEL - BLACK E UK W/O MADE IN CHINA REAR PANEL - BLACK E UK WITH MADE IN CHINA 001-R38W0201REAR PANEL - WHITE T/C 001-R38B0203 001-R38W0202 001-R38W0203 REAR PANEL - WHITE E UK W/O MADE IN CHINA REAR PANEL - WHITE E UK - WITH MADE IN CHINA 001-R38S0202REAR PANEL - SILVER GREY E UK W/O MADE IN CHINA 001-R38S0203REAR PANEL - SILVER GREY WITH MADE IN CHINA 100-SR382030CD PCB ASSY T/C 100-SR382040CD PCB ASSY E UK 100-SR382010MAIN PCB ASSY T/C 100-SR382020MAIN PCB ASSY E UK 3-56 3-57 CD DOOR ASSEMBLY 3-58 L-SPEAKER ASSEMBLY R-SPEAKER ASSEMBLY 5 PC BOARDS AND PARTS LIST MAIN PCB ASSY REF. NOREMARKSPARTS NO. 100-SR382020 MAIN PCB ASSY T/C DESCRIPTION IC3 IC2 IC1 TC1,TC2 IC7 C90,91,101 Q2-8,10,11,13,16, IC6 C93 IC4,5 Q14,17 IC - BA5417 IC - KIA7805PI TC. CAP 20PF 075-00541718 075-00780501 073-00020022 075-00780801IC - AN7808 IC - TC4052BP075-00405201 E.CAP 1000UF/16V072-30100161 TR - 2SC945076-00C94500 IC - PT2257DIP075-00225700 072-30680251E.CAP 6800UF/25V 075-00455808IC - BA4558 076-00A73300TR - 2SA733 100-SR382010 MAIN PCB ASSY E UK ZD1 D1,2,4,5,6,7,10 077-3011B20HZENER DIODE 10V 077-00414801DIODE 1N4148 077-3005B30HZENER DIODE 4.8-5.0VZD2 L6 L4 095-00100001 HORIZONTAL FERRITE CORE 079-SLD90410AM IFT COIL - YELLOW VD1,VD2 077-50014901ISV149 L7095-10220001INDUCTOR 220UH SR-L38MP3 Q15076-00B54400TR - 2SB544F 062-SRL38000MAIN PCB Q12076-C2001L00TR - 2SC2001L Q9076-00B98600TR - 2SB986 IC8075-07213102IC - LC72131 L3079-D2930210AM OSC COIL - RED ! ! Q18,19 L1,2078-08500351FM COIL 0.8x5x3.5MM CF4081-04500000AM CERAMIC FILTER SFU450B CF2,3081-31070201FM CERAMIC FILTER L10.7MA5-A CF1093-11070004CERAMIC FILTER JT10.7MG1-A XT1093-45000000CRYSTAL 4.5MHz CN3082-20300100CONNECTOR 3P P=2MM CN4082-10400100CONNECTOR 4P P=2MM CN2082-20340100CONNECTOR 3P P=2.5MM CN6082-10500100CONNECTOR 5P P=2MM CN7082-20800100CONNECTOR 8P P=2MM FUSE1090-22516022FUSE T1.6AL 250V 020-SD900000FM ANTENNA JACK T/C IC9075-00182302IC - LA1823 Q1076-C1674L00TR - 2SC1674L D9077-00400201DIODE - 1N4002 077-500101011SV101 VD3,VD4 INDUCTOR 10UH L5096-SLD90010AM ANT COIL 66T:14T L8,9052-SRL50010 ! CF5054-06918000FM FILTER GFMB3 12 SR-L38MP3 MAIN PCB 13 94-V0 REV.0094-V0 REV.00 062-SRL38000062-SRL38000 SR-L38 MAIN PCBSR-L38 MAIN PCB 103 c/c C30 SR-L38 MAIN PCB 4.4V KIA7805 IC2 8087NA IC1 RESET 8V GND POW MUT A B R L DNG DNG L R V8+ DNG DNG V21+ GGL RGG O-L I-L DNG I-R O-R TO CD PCB AUX IN CD IN REWOP CD TO PHONE PCB REKAEPS R OT REKAEPS L OT SER DNG BLU WHT GND DATOUT DAT CE TNA BLK RED ST CLK DNG c/c 511C 5L C114 43C C113 C112 C47 721R 131R 031R 621R 521R 91Q 81Q C61 84R 81J 34R IC7 TC4052BP 19R IC3 J50 111C 96C 71J 64C C36 51J 25J 901R 44R 15R 821R 14R 15J 75C IC6 PT2257 C92 601R R103 R104 Q8 R105 Q9 J45 53J 46C 67R 73J 66C 44J IC5 IC4 C93 J43 10ESUF V052/LA6 . 1 T 8WC J47 J39 J41 D7 08C 97C 7Q Q4 R98 R94 69R 79R R116 59R R92 39R 78R 58R 88R 68R 5Q 6Q 2NC 3NC 1WC C90 C91 C88 C89 101R 201R C86C87 C81 001R 99R 901C C84C85 C83 C82 43J 86C 66R 97R R80 56R C70 R71 C63 77R 87R 96R 76R 56C 07R 47R R68 37R C105 R72 J26 92J 33J 01D 911R Q11 71Q 31Q Q12 01Q 801R 211R 011R 411R 711R 811R 021R 511R ZD1 C94 C95 99C C104 301C C98 001C 41Q 9D 311R 111R 701R 121R C50 22J 12J C58 05R 65R C108 9L 421R 321R CN6 CN4 43R R35 83R R39 94R 54R 74R 64R 63R 33R 23R 84C 35R 65C 04R C43 R62 85R C53 02J 73R 45R 55R 95R 25C 15C 75R 24R 45C 16R 06R 51Q C55 C44 25R Q16 221R 94C C45 8L 91J 41J 61J 13J 95C 06C 42J 52J 64J 82J 72J 4D 5D 6D J36 38R R82 C73 48R 18R 47C 26C C72C71C76 C75 36R 46R 32J J40 J42 C102 C101 76C C110 57R 09R 87C C77 R89 94J J38 R31 1Q C9 73C 8CI 13127CL C13 CF1 1CT L2 L1 VD2 CF3 CF2 IC9 LA1823 9R C38 CW10 VD3 J2 L3 VD4 C6 C25 2Q C26 R23 11R C5 33C C29 51R J1 J3 7R 23C C14 J12 J5 L7 13C 7C 8R R10 61R71R R28 R4 3Q ZD2 HZ5B3 03R R27 R24 R29 C28 C27 R3 2R R6 R5 C10 04C R12 C22 81C C19 C16 TC2 R26 12R D2 D1 R20 C12 C21 8C 3C J8 R22 C20 R18 C23 C24 11J 5FC 71C J10 4FC C11 J4 C41 51C 53C 24C 4C VD1 L4 J7 52R J6 R19 31J J9 XT1 C1 L6 93C 84J 23J 03J 921R C2 R133 CN7 CD PCB ASSY REF. NOREMARKSPARTS NO.DESCRIPTION 100-SR382030CD PCB ASSY T/C 062-SRL38001CD PCB IC200075-00922639IC - S1J9226 IC202075-00825A39IC - S3C825A IC201075-00925923IC - KA9259D 076-00C94500TR - 2SC945 Q200,201,202076-00A73300TR - 2SA733 Q205,206,207 076-00B54400TR - 2SB544F D200-207,211,212 077-00414801DIODE 1N4148 L200,201,202095-00100001INDUCTOR 10UH XT200093-08000000CRYSTAL 8MHz XT202093-11693440CRYSTAL 16.9344MHz CN24082-20240100CONNECTOR 2P P=2.5MM CN20,22082-20300100CONNECTOR 3P P=2MM CN10082-10600100CONNECTOR 6P P=2MM CN12,25082-21830300FPC CONNECTOR 18P P=1MM CN19082-20340100CONNECTOR 3P P=2.5MM CONNECTOR 6P P=1.5MM082-20660100CN17 SR-L38MP3 100-SR382040CD PCB ASSY E UK IC203075-00927939IC - S5L9279 IC204075-51440039IC - MSM51V4