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● PC boards shown are viewed from parts side.
● Parts marked with * require longer delivery time.
● 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
components - refer to the appropriate parts list and
ensure exact replacement.
● Parts of [] mark can be used only with the version designated.
● [T/C]:USA/CANADA,[EUR]:EUROPE,[UK]:UK,
[HKG]:HONG KONG
NOTES
SERVICE MANUAL
SR-L50
CONTENTS
1 SAFETY INFORAMTION........................
2 SPECIFICATIONS.................................
3 ADJUSTMENT AND CHECKS.................
3-1 TUNER SECTION...............................
3-2 CD SECTION.....................................
5 PC BOARDS AND PARTS LIST...............
6 WIRING DIAGRAM................................
CD Receiver
2
3
4
4
7
8
16
26
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Table of Contents
Related Manuals for Teac SR-L50
Summary of Contents for Teac SR-L50
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Page 1: Table Of Contents
SERVICE MANUAL SR-L50 CD Receiver NOTES CONTENTS 1 SAFETY INFORAMTION…………………… ● PC boards shown are viewed from parts side. 2 SPECIFICATIONS…………………………… ● Parts marked with * require longer delivery time. 3 ADJUSTMENT AND CHECKS………….…. ● The parts with no reference number or no parts number in the 3-1 TUNER SECTION……..…………………... -
Page 2: Safety Inforamtion
SR-L50 1 SAFETY INFORMATION 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 1986” and is classified as class 1 laser product. -
Page 3: Specifications
SR-L50 2 SPECIFICATIONS TUNER Section (FM) GENERAL Frequency Range……………… 87.50 to 108.00 MHz(100kHz step) Total Output Power………………………………………………15W (U.S.A./Canada Model, General Export Model) Power Requirements……..…120V, 60Hz (U.S.A./Canada model) Frequency Range……………..… 87.50 to 108.00 MHz(50kHz step) 230V, 50Hz (Europe Model) (Europe Model) 120V/230V AC, 50-60Hz (General export model) Power Consumption………...………………..……..……..……40W... -
Page 4: Adjustments And Checks
SR-L50 3 ADJUSTMENTS AND CHECKS 3-1 TUNER SECTION Use a screwdriver with a plastic or ceramic grip for all adjustment. AM adjustment 1. Set the function switch to the TUNER position. 2. Set the BAND switch to the AM position. - Page 5 SR-L50 3-1-2 AM TUNER S G S E T T I N G MEASURING TUNER ADJUSTMENTS ITEM POINTS SETTING Audio Modulation Frequency Output RESULT 1710KHz(T/C) 8.0V 1.VOLTAGE 1620KHz(EUR) adjustment 530KHz(T/C) Check 1.5V 531KHz(EUR) 2.IFT 610KHz(T/C) 610KHz(T/C) Maximum 1KHz 76dBuV adjustment...
- Page 6 SR-L50 3-1-3 FM TUNER S G S E T T I N G MEASURING TUNER ITEM POINTS. ADJUSTMENTS SETTING AUDIO Modulation Frequency Output RESULT 106.1MHz Check VOLTAGE 5.5-5.9V adjustment 90.1MHz Check 1.2-1.6V FM Signal generator SR-L50 PHONES 75 ohm AC voltmenter 1KΩ...
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Page 7: Cd Section
SR-L50 3-2 CD SECTION Auto alignment. - Page 9 SR-L50 EXPLODED VIEW-1 REF. NO PARTS NO. DESCRIPTION REMARKS SCREW Ø3x10MM PWA BLACK HD 1 – 1 024-43010033 1 – 2 061-OLT10800 SPEAKER 2” 8 ohm 5~8W 1 – 3 035-SD900082 R/L SPEAKER EVA WASHER SCREW Ø3x14MM BB BLACK HD 1 –...
- Page 11 SR-L50 EXPLODED VIEW-2 REF. NO PARTS NO. DESCRIPTION REMARKS 2 – 1 007-SR500300 LCD DISPLAY LENS 2 – 2 007-SR500200 BOTTOM CABINET LENS 2 – 3 001-SR500000 FRONT CABINET SCREW Ø3x8MM BB ZMC HD 2 – 4 023-23008032 2 – 5...
- Page 13 SR-L50 EXPLODED VIEW-3 REF. NO PARTS NO. DESCRIPTION REMARKS 3 – 1 FRONT CABINET ASS’Y 3 – 2 WOOFER BOX ASS’Y 3 – 3 100-SR502090 PHONE JACK PCB ASS’Y SCREW Ø3x6MM BM ZMC HD 3 – 4 022-23006032 3 – 5...
- Page 15 SR-L50 EXPLODED VIEW-4 REF. NO PARTS NO. DESCRIPTION REMARKS 4 – 1 008-OLT98003 CD BELT GEAR (D) 4 – 2 085-OLT98050 MOTOR RF-500TB-12560 4 – 3 100-SR502150 CD MOTOR PCB ASS’Y 4 – 4 063-OLT98400 LEAF SWITCH 4 – 5...
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Page 16: Pc Boards And Parts List
SR-L50 5 PC BOARD AND PARTS LIST MAIN PCB ASSY MAIN PCB ASSY REF. NO PARTS NO. DESCRIPTION REF.NO PARTS NO. DESCRIPTION 100-SR502010 MAIN PCB ASS’Y FUSE01,02 090-22520022 FUSE T2AL 250V “UL/CSA/VDE” MARK 062-SRL50000 MAIN PCB 94V-0 REV:00 075-00405201 IC:TC4052BP... - Page 18 SR-L50 CD PCB ASSY CD PCB ASSY REF. NO PARTS NO. DESCRIPTION REF.NO PARTS NO. DESCRIPTION 100-SR502020 CD PCB ASS’Y L9,10 095-00100001 INDUCTOR 10UH 0.5W 062-SRL50001 CD PCB 94-HB REV:00 (FOR T/C) 062-SRL50006 CD PCB 94-HB REV:00 (FOR EUR) Q201...
- Page 21 SR-L50 TUNER PCB ASSY TUNER PCB ASSY REF. NO PARTS NO. DESCRIPTION REF.NO PARTS NO. DESCRIPTION 100-SR502060 TUNER PCB ASS’Y 076-00A73300 TRANSISTOR:2SA733 062-SRL50003 TUNER PCB 94-HB REV:00 Q28,29,30 076-00C94500 TRANSISTOR:2SC945 C102,104,106,108 072-11000161 E/C CAP 100UF/16V M 073-00020022 TC.20PF C118 072-A3300501 E/C CAP 3.3UF/50V M...
- Page 23 SR-L50 LCD DISPLAYER PCB ASSY LEFT FUNCTION PCB ASSY REF. NO PARTS NO. DESCRIPTION REF.NO PARTS NO. DESCRIPTION 100-SR502050 LCD DISPLAYER PCB ASS’Y 100-SR502030 LEFT FUNCTION PCB ASS’Y 062-SRL50005 UNITED PCB 94-HB REV:00 062-SRL50005 UNITED PCB 94-HB REV:00 C301 072-04700161...
- Page 24 SR-L50 TOP LEFT LED PCB ASSY AUX PCB ASSY REF. NO PARTS NO. DESCRIPTION REF.NO PARTS NO. DESCRIPTION 100-SR502120 TOP LEFT LED PCB ASS’Y 100-SR502100 AUX PCB ASS’Y 062-SRL50005 UNITED PCB 94-HB REV:00 062-SRL50005 UNITED PCB 94-HB REV:00 CN303 082-20300100 CONNECTOR 3PIN P=2.0MM 90°...
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Page 26: Wiring Diagram
R101 2200/25 10/16 220/16 1N4002 1N4002 R110 WHITE R109 R102 100/16 100K 10/16 100K 100K 100K AC COAD WHITE 2SC945 C7 223 FUSE01 T2AL/250V CN19 CW19 AC INPUT: 5PIN P=2.0mm R122 120V/60HZ 47/16 P=2.5mm 90" CD INPUT SR-L50 MAIN PCB<UL/CSA>... - Page 27 R101 2200/25 10/16 220/16 1N4002 1N4002 R110 WHITE R109 R102 100/16 100K 10/16 100K 100K 100K AC COAD WHITE 2SC945 C7 223 CN19 CW19 AC INPUT: 5PIN P=2.0mm R122 230V/50HZ 47/16 P=2.5mm 90" CD INPUT FUSE01 T2AL/250V SR-L50 MAIN PCB<VDE>...
- Page 28 C261 C262 P=2.0MM SW020 220/16 LM-OP SNOOZE LM-CL 掘蛁ㄩ OP SW DGND R217 22 OHM SW019 絞CD PICK UP妏蚚SONY KSM-213CDM奀ㄛJ033脣璃ㄛJ034 秏˙ SR-L50 CD PCB <UL/CSA> VREF OUT1 VREF OUT2 CL SW 絞CD PICK UP妏蚚SAMSUNG CMS-B31VG6奀ㄛJ033 秏ㄛJ034脣璃﹝ IC14 TA7291S CN21 5 PIN P=2.0MM...
- Page 29 DIMMER R260 R258 R257 C261 C262 P=2.0MM SW020 220/16 LM-OP SNOOZE LM-CL 掘蛁ㄩ OP SW DGND R217 22 OHM SW019 絞CD PICK UP妏蚚SONY KSM-213CDM奀ㄛJ033脣璃ㄛJ034 秏˙ SR-L50 CD PCB <EUR> CL SW 絞CD PICK UP妏蚚SAMSUNG CMS-B31VG6奀ㄛJ033 秏ㄛJ034脣璃﹝ IC14 TA7291S CN21 5 PIN P=2.0MM...
- Page 30 Q308 2SA733 R328 REMOTE IN 3 330 OHM R327 R333 4.7 OHM C301 47/16 R326 Q309 2SA733 D301 R329 R351 SR-L50 UNITED PCB Q311 2SC945 R321 330 OHM Q305 1N4148 R352 C302 2SA733 100K 220/10 R334 Q307 R317 2SA733 R319...
- Page 31 7733 Telegraph Road, Montebello, California 90640 Phone:(323)726-0303 TEAC CANADA LTD. 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada Phone:(905)890-8008 TEAC MEXICO, S.A. De C.V Campesions 184, Col.Granjas Esmeralda, 09810, Mexico Phone:(525)581-5500 TEAC UK LIMITED 5 Marlin House, Croxley Business Park, Watford, Hertfordshire, WD18 8TE, U.K.