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LT-1/LT-1B
CD / RADIO WITH REMOTE CONTROL
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.
!

1 SAFETY INFORMATION 2 SPECIFICATIONS 3 ADJUSTMENT AND CHECKS 4 EXPLODED VIEW AND PARTS LIST 5 PC BOARDS AND PARTS LISTS 6 WIRING DIAGRAM 7 INCLUDED ACCESSORIES

2 3 4 7 12 22 24

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]: UL/CSA (LT-1) [EX/T]: UNI (LT-1) [EUR]: VDE (LT-1B)

LT-1/LT-1B
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 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 USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.
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.

1

FOR U.S.A.

CERTIFICATION
THIS PRODUCT COMPLIES WITH DHHS RULES 21 CFR SUBCHAPTER J APPLICABLE AT DATE OF MANUFACTURE.
TEAC CORPORATION
3-7-3, NAKA-CHO, MUSASHINO-SHI, TOKYO, JAPAN

MANUFACTURED :
CAUTION
RISK OF ELECTRIC SHOCK DO NOT OPEN

LTC

AVIS

!
CERTIFICATION
40W

SERIAL NO.

: RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR.

THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS:(1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE,AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION.
FM ANT

MODEL NO . LT-1

CD RADIO WITH REMOTE CONTROL
TEAC CORPORATION 120V 60Hz

THIS PRODUCT COMPLIES WITH DHHS RULES 21 CFR SUBCHAPTER J APPLICABLE AT DATE OF MANUFACTURE.
TEAC CORPORATION
3-7-3, NAKA-CHO, MUSASHINO-SHI, TOKYO, JAPAN

MADE IN CHINA

THIS CLASS B DIGITAL APPARATUS COMPLIES WITH CANADIAN ICES-003. CET APPAREIL NUMERIQUE DE LA CLASS B. EST CONFORM A LA NORME NMB-003 DU CANADA.

MANUFACTURED :

LTC

SERIAL NO. LABEL

Optical pickup: Type : KSM-213CDM

Manufacturer : SONY Corporation Laser output : Less than 0.5 mW on the objective lens Wavelength : 770 -795 nm

2

LT-1/LT-1B
2 SPECIFICATIONS
TUNER Section
Frequency Range (FM): Frequency Range (AM): 87.5MHz to 108.00 MHz (100kHz step) - U.S.A 87.5MHz to 108.00 MHz (50kHz step) - EUR 520kHz to 1710 kHz (10kHz step) - U.S.A 522kHz to 1620 kHz (9kHz step) - EUR

CD PLAYER Section
Frequency Response: Wow and Flutter: 20 Hz to 20 kHz (+/- 1dB) Unmeasurable

SPEAKER SYSTEM Section
Type: Impedance: 1-way 8 ohms (L & R) 8 ohms (subwoofer)

GENERAL
Power Requirements: 120V AC,60Hz (U.S.A/Canada Model) 120/230V AC,50-60Hz (General Export Model) 230V AC,50Hz (EUR) Power Consumption: Total Output Power : Dimension (W x H x D ): 40 W 15 W 357 x 205 x 247.5 mm (14-1/18 x 8-1/16 x 9-3/4) inches 5.8 kg (12-13/16 lb) , Owner s Manual x 1 Warranty Card x 1 Remote Control (RC-910) x 1

Weight: Standard Accessories:

Design and specifications are subject to change without notice. Illustrations may differ slightly from production models.

3

LT-1/LT-1B
3 ADJUSTMENTS AND CHECKS
3-1 TUNER SECTION
Use a screwdriver with a plastic or ceramic grip for all adjustment.

3-1-1 AM adjustment
1. Set the function switch to the TUNER position. 2. Set the BAND switch to the AM position. 2. Connect the test loop antenna across the output of the signal generator. 3. Connect the oscilloscope to the PHONE JACK terminal. 4. Set the signal generator as listed in the alignment chart.

3-1-2 FM adjustment
1. Set the function switch to the TUNER position. 2. Set the BAND switch to the FM position. 3. Connect the signal generator output through a 75 ohm dummy antenna to "ANT" on TUNER PCB.CN8. 3. Connect the oscilloscope to the PHONE JACK terminal. 4. Set the signal generator as listed in the alignment chart.

3-2 Adjustment and Test Points

LT-1 TUNER PCB

L3
TC1

AM ANT COIL

L5

L4

CN8

TUNER

Fig. 3-2-1

4

LT-1/LT-1B

3-2-2 AM Tuner
ITEM SG SETTING TUNER SETTING ADJUSTMENT POINT ADJUSTMENT

AM 1710kHz (USA) 1. VOLTAGE adjustment 1620kHz (EUR) 520kHz (USA) 522kHz (EUR) 450kHz 1kHz, 30% mod 600kHz (USA) 603kHz (EUR) 1kHz, 30% mod 1400kHz (USA) 1404kHz (EUR) 1kHz, 30% mod Repeat step 3 600kHz (USA) 603kHz (EUR) L4 VT 8.0V VT 1.5V

Check

2. IFT adjustment

L5

Adjust for max.output.

3. ANT COIL adjustment

600kHz

L3 AM ant coil

Adjust for max. output.

4. TC1 adjustment

1400kHz

TC1 repeat srep 3 and 4

Adjust for max. output and best waveform.

AM Signal Generator

AM

LT-1
PHONES
AC Voltmeter
1 k ohm

1 k ohm

AM Loop Antenna
60 cm
Fig. 3-2-3

5

LT-1/LT-1B

3-2-4 FM Tuner
ITEM SG SETTING TUNER SETTING ADJUSTMENT POINT ADJUSTMENT

FM
106.1MHz
1. VOLTAGE adjustment

Check Check

VT 5.5-5.9V VT 1.2-1.6V

90.1MHz

FM Signal Generator
FM

LT-1
PHONES

75 ohm

AC Voltmeter
1 k ohm

1 k ohm

Fig. 3-2-5

6

LT-1/LT-1B
4 EXPLODED VIEWS AND PARTS LIST
EXPLODED VIEW - 1
31 28 27 27 31 4 1 3 30

14 5 2 12 26 13 9 31 7 8 11 12 10 11 29 12 8 15 7 31 19 16 29 25 33 23 34 34 21 18 17 17 20 32 12 6 11 13

23

24

22

7

LT-1/LT-1B

EXPLODED VIEW-1
REF. NO
1-1 1-2 1-3 1-4

PARTS NO.
100-0LT12100 100-LT1B1010 011-SD900100 011-0LT10100 100-0LT02000 100-LT1B1000 011-0LT10200 100-0LT12020 100-LT1B1020 061-0LT10800 035-SD900082 010-0LT10100 010-0LT10200 035-00LT1042 035-SLD90052 099-39SLD902 010-0LT10300 061-0LT10801 035-00LT1052 035-SLD90032 035-SLD90022 099-39SLD901 044-SLD90040 010-SD900600 001-0LT10100 001-0LT10300 011-SD900401 084-SD900200 084-SD900100 084-SD900700 087-00000007 087-00000027 087-00000001 023-13006032 021-13008032 022-23008033 024-43010033 021-13010032 021-23014033 021-44010032 021-44015032 021-44185032

DESCRIPTION
CD PCB ASSY [T/C], [EX/T] CD PCB ASSY [EUR] CD PCB SHIELD PLATE HEAT SINK BKT MAIN PCB ASSY [T/C], [EX/T] MAIN PCB ASSY [EUR] TUNER PCB SHIELD PLATE TUNER PCB ASSY [T/C], [EX/T] TUNER PCB ASSY [EUR] SPEAKER 2 INCHES 8 OHM R/L SPEAKER EVA WASHER LEFT SPEAKER BOX COVER RIGHT SPEAKER BOX COVER EVA SHEET (G) EVA SHEET (D) ABSORB COTTON-C WOODEN BOX SPEAKER 3 INCHES 8 OHM WOOFER SPEAKER EVA WASHER EVA SHEET (B) EVA SHEET (A) ABSORB COTTON - A SPEAKER PAPER TUBE (BOTTOM) CORD STOP BOTTOM CABINET [T/C] , [EUR] BOTTOM CABINET [EX/T] TRANSFORMER BKT TRANSFORMER UL 120V/60HZ [T/C] TRANSFORMER VDS 230V/50HZ [EUR] TRANSFORMER 120/ 230 [EX/T] AC CORD UL [T/C] AC CORD UL [EX/T] AC CORD UL [EUR] SCREW 3x6MM PB ZMC SCREW 3x8MM PT ZMC SCREW 3x8MM BM BLK SCREW 3X10MM PWA BLK SCREW 3x10MM PT ZMC SCREW 3X14MM BT BLK SCREW 4x10MM PWT ZMC SCREW 4x15MM PWT ZMC SCREW 4x18MM PWT ZMC

REMARKS

1-5 1-6 1-7 1-8 1-9 1-10 1-11 1-12 1-13 1-14 1-15 1-16 1-17 1-18 1-19 1-20 1-21 1-22

!

1-23 1-24

1-25

! ! ! ! ! !

1-26 1-27 1-28 1-29 1-30 1-31 1-32 1-33 1-34

8

LT-1/LT-1B
EXPLODED VIEW - 2
16 68 68 6 8 60 17 60

7 65 60

63

12

14

15

13 11 63

59 59 20 11 23 60 73 12 13 21 63 25 28

1

2

5 9

10 72 18

19

24

3

22 4 26

68

29 30

32 57 33

68 27 69 66 34 37 60 56 45 61 71 38 46 68 27 69 36 35 31

49

70 50

51

64 41 40 58 43 42 39 62

48 68 44 47 65

47 47 47

5

68

68 66 52 61 45 55 54 54 66 54 54 53 67 66 46

67

9

LT-1/LT-1B

EXPLODED VIEW-2
REF. NO
2-1 2-2 2-3 2-4 2-5 2-6 2-7 2-8 2-9 2-10 2-11 2-12 2-13 2-14 2-15 2-16 2-17 2-18 2-19 2-20 2-21 2-22 2-23 2-24 2-25 2-26 2-27 2-28 2-29 2-30 2-31 2-32 2-33 2-34 2-35 2-36 2-37 2-38 2-39 2-40 2-41 2-42 2-43 2-44 2-45 2-46 2-47 2-48

PARTS NO.
010-0LT10500 007-0LT10000 010-0LT10000 051-00LT1000 035-00LT1032 001-0LT10000 004-0LT10400 100-0LT12040 007-0LT10100 010-0LT10700 012-02120612 009-28000000 031-28000010 010-SD900800 004-0LT10300 100-0LT12010 011-0LT10600 004-0LT10500 100-0LT12090 080-00LT1021 009-0LT10200 007-0LT10200 010-0LT10800 010-SD900700 004-0LT10100 007-0LT10300 035-00LT1022 006-0LT10000 052-SLD90000 010-SD900500 051-SLD90000 010-0LT10400 031-0LT10010 010-0LT10900 010-SD901200 002-0LT10000 100-0LT12050 011-0LT10300 008-0GP18000 100-0LT12030 009-00800000 037-0LT10200 039-SD901210 039-LT980130 037-0LT10100 011-0LT10500 011-0LT10400 011-0LT10000 016-0LT10100 016-LT1B0100

DESCRIPTION
LCD LENS RING LCD LENS FRONT GRILL SPEAKER NET NIMERON SIDE PANEL CUSHION - B FRONT CABINET SNOOZE KNOB HEAD PHONE JACK PCB ASSY VOLUME LENS - L SW COVER - L PVC WASHER 12x6.1x0.2MM TUNER/VOLUME SWITCH LEVER VOLUME SPRING TUNER SPRING COVER CD CONTROL KEY CONTROL PCB ASSY BBS KNOB BRACKET BASS VOLUME KNOB WOOFER VR PCB ASSY LCD DISPLAY LCD BACK LIGHT HOLDER TUNER LENS - R SW COVER - R VOLUME SPRING COVER SELECTOR KEY RC SENSOR COVER SIDE PANEL CUSHION - A CD DOOR CD MIGNET CD CLAMPER CD CLAMPER HIMERON (A) CD DOOR CATCH CD DOOR SPRING CD DOOR COVER CD DOOR LOCK CD TRAY SNOOZE PCB ASSY CD BRACKET GEAR DUMPER ASSY CD SWITCH PCB ASSY CD PICK UP COVER CD RUBBER CUSHION - PINK CD MECHA - SONY CD MECHA - SAMSUNG CD RUBBER CUSHION - BLACK SIDE PANEL BRACKET - B SIDE PANEL BRACKET - A CABINET BKT SIDE BOARD - L [T/C] ,[EX/T] SIDE BOARD - L [EUR]

REMARKS

10

LT-1/LT-1B

EXPLODED VIEW-2
REF. NO
2-49

PARTS NO.
001-0LT10200 001-0LT10400 001-LT1B0100 015-0LT10100 003-0LT10200 009-0LT10000 009-0LT10100 037-0LT10000 016-0LT10200 016-LT1B0200 004-0LT10000 023-33006033 023-13006032 023-42606032 021-13008032 024-23008033 023-43008033 021-13010032 021-23010031 021-43010032 021-23014033 021-23020033 022-93008033 022-23008033 023-24012033 023-32606031 100-0LT12070 100-0LT12080

DESCRIPTION
REAR CABINET [T/C] REAR CABINET [EX/T] REAR CABINET [EUR] REAR CABINET PVC SHEET HANDSET HOLDER STAND - L STAND - R RUBBER FOOT SIDE BOARD - R [T/C],[EX/T] SIDE BOARD - R [EUR] VOLUME/TUNER KNOB SCREW 3x6MM KB BLK HD SCREW 3x6MM PB ZMC SCREW 2.6x6MM PWB ZMC SCREW 3x8MM PT ZMC SCREW 3x8MM BA BLK SCREW 3x8MM PWB BLK SCREW 3x10MM PT ZMC SCREW 3x10MM BT NI SCREW 3x10MM PWTZMC SCREW 3x14MM BT BLK SCREW 3x20MM BT BLK SCREW 3x8MM CM BLK SCREW 3x8MM BM BLK SCREW 4x12MM BB BLK SCREW 2.6x6MM KB ZMC TUNER LED PCB ASSY VOLUME LED PCB ASSY

REMARKS

2-50 2-51 2-52 2-53 2-54 2-55

2-56 2-57 2-58 2-59 2-60 2-61 2-62 2-63 2-64 2-65 2-66 2-67 2-68 2-69 2-70 2-71 2-72 2-73

11

LT-1/LT-1B
5 PC BOARDS AND PARTS LIST
MAIN PCB ASSY
REF. NO PARTS NO.
100-0LT02000 100-LT1B1000 062-SLD90000 ! 072-30100251 ! 072-30220251

DESCRIPTION
MAIN PCB ASSY [T/C] ,[EX/T] MAIN PCB ASSY [EUR] MAIN PCB CE, 25V 1000UF CE, 25V 2200UF CE, 25V 4700UF CONNECTOR 4P P=2.5MM CONNECTOR 3PIN P=2.5MM CONNECTOR 3PIN P=2MM CONNECTOR 2PIN P=2.5MM CONNECTOR 5PIN P=2MM CONNECTOR 5PIN P=2.5MM FPC CONNECTOR 12PIN P=1.25MM DIODE IN5392 DIODE IN4002 DIODE IN4148 FUSE T2AL 250V [EX/T],[ EUR] FUSE SLA 2A 250V [T/C] IC-TC4052BP IC-TC9260P IC-BA15218 IC-TA8218AH IC-AN7808 IC-KIA7805PI FM COIL D3x19.5Tx0.5MM TR-2SC945 TR-2SC2001L TR-2SA733 TR-2SB544F ZENER DIODE 10V HZ11B2

REMARKS

C64,67,68 C9 C12 CN1 CN2 CN3,9 CN4 CN6 CN11,19 CN15 D1-4 D5-8 D9-15,22 FUSE01,02 IC3 IC4 IC5,6 IC7 IC8 IC12 L1 Q1,2,4,5,8, Q12-18 Q3 Q6,9 Q7 ZD1

! 072-30470251
082-10440100 082-10340100 082-10300100 082-10240100 082-20500100 082-20540100 082-21250100 077-10539201 077-10400201 077-00414801

! !

! 090-22520022 ! 090-22520023
075-00405201 075-00926001 075-01521808 075-00821841 075-00780801 075-00780501 078-06301952 076-00C94500 076-C2001L00 076-00A73300 076-00B54400 077-3011B20H

12

LT-1/LT-1B
MAIN PCB
IC8 C67 C48 R74 R82 C60 C61 C52 C54 C53 C88 R127

BCP NIAM 09D-LS
R79 R75 C47 C50 C46 C 49 J36 C87 R128 R174 R80

C141 Q31 J37

TUNER IN CN11 L G R + R110 CN6 CD IN L G R 8V G

Q32

C68

R69

C139

R73

R83

C62 CN1 R67 R68 R172 C59

C69

R173

R177 R107 R109

R176

R84 CN4 CN2 CN3 J1 IC7 C56 C57 C55 C51 C64 C63 R58

C44

M G L

R

R175 R171 R126

C140 R116

R123

IC6 R72 R71 R76 C45 R77 C43 C41 R119 R64 R124 R125

R78

C86

J38

R120 R56

R121

R57

R66

C42

R113 R114 R99 R106 R112 R97 R98

C71 R105 R104 R103

SPEAKER-R

WOOFER

SPEAKER-L

C65

J21

J22

J23

R59 J3

Q14 R31

R17

J19 C18 J20

J24 R70

R60

R65 R61

C58

R101 R118 R117 R115 R122

C17

R G L CN7 AUX INPUT L1

C1 J2 D1 D2 FUSE02 T2AL/250V C2 C4 D4 D3 C12 IC12

J4 D22 J5 C16 J6

C32

R26

R48 C37

R27

C19

R132

R63

C40 R55

C39 R52

C38 R62 C84 IC3 J30 J31 R100 IC4

J32 J33 R15 C77
C 73

ZD1

Q2

D13

D14

D15

C30

R29 J18

Q12

R54 C36 R53 R51 R50 IC5 R46 R47 C35 C29

J17

Q13

R44

C31

R28

R7

J26

J16

C33 C24 R36 R37

R49

Q3 R25 R16

C20

R41

R32

R39

C22

R33

Q9

R1

CN9 OUT G IN

J27 J28

R129 Q4

Q1

C6 D6 D5 C9 C5 C7 D7 D8 J9 J39

C76

C75

R4 R3

D9

C3

R2 R130

C27

R34

J25

C79 C15

R93 R92 C82 R86 R87

R95 R90 C80

C81

R13 Q8 C10

R11

R6 J8

R135 J11

C28 R131 C83 R10 D12

R42

Q6 J13 R40 Q15 Q16 R38 Q17 Q18 R43 C26 C25 R35 C23

+8V CD-P 5.7V TU-P GND POW MUTE V-CE V-CL V-DA FU-A FU-B

J10

R88

R134

J12

Q5

D10 D11

C8 FUSE01 T2AL/250V

J14

J15

CN19

SL-D90 MAIN PCB

062-SLD90000 REV.02 94-V0 E193177 2002.09.06 G.F.KOU

R18

R5

R12

R8

R9

CN15

C11

R102 R91

R94 R89

J29

Q7

C13

C74

C72

R108

R111 J34

C70

C85 J35

C78

R96

C 14

R14

13

LT-1/LT-1B

TUNER PCB ASSY
REF. NO PARTS NO.
100-0LT12020 100-LT1B1020 062-00LT1005 056-10080001 082-10600100 081-31070001 081-04500000 093-11070003 093-A4560001 077-00414801 054-0GP18000 075-00205701 075-09257F21 095-10220001 096-D2930010 079-D2930210 079-D2800011 076-00A73300 076-00C94500 073-00020022 055-SLD90000 077-50014901 093-04500000 077-3005B20H

DESCRIPTION
TUNER PCB ASSY [T/C],[EX/T] TUNER PCB ASSY [ EUR] TUNER PCB FERRITE BAR 10X80MM CONNECTOR 6PIN P=2MM CER.FILTER L10.7MA5-A CER.FILTER SFU450B CERAMIC FILTER JT10.7MG57-A RESONATOR B456F16 DIODE - 1N4148 FM ANT FILTER GFMB3 IC-TA2057N IC-TC9257F INDUCTOR 220UH AM COIL 68:20T AM OSC COIL - RED AM IFT COIL - YELLOW TR-2SA733 TR-2SC945 TRIMMER CAP 20PF TUNER PACK - 88-108MHZ VAR-DIODE ISV149 CRYSTAL 4.500MHZ ZENER DIODE 5.2V

REMARKS

CN10 CF1,2 CF3 CF4 CF5 D16-21 F001 IC1 IC2 L2 L3 L4 L5 Q27 Q28,29,30 TC1 T001 VD1,VD2 XT1 ZD3

14

LT-1/LT-1B

TUNER PCB

15

LT-1/LT-1B

CD PCB ASSY
REF. NO PARTS NO.
100-0LT12100 100-LT1B1010 062-00LT1003 072-30220101 082-21250100 082-23050100 082-20400100 082-10600100 082-21600305 077-00414801 075-094A0931 075-00209001 075-00215301 095-00100001 076-00B54400 076-00A73300 076-00C94500 093-A0750002 093-11693440

DESCRIPTION
CD PCB ASSY [T/C],[EX/T] CD PCB ASSY [EUR] CD PCB CE, 10V 2200UF FPC CONNECTOR 12PIN P=1.25MM FPC CONNECTOR 30PIN P=1.25MM CONNECTOR 4PIN P=2MM CONNECTOR 6PIN P=2MM FPC CONNECTOR 16PIN P=1MM DIODE IN4148 IC-TC94A09F-202 IC-TA2092N IC-TA2153FN INDUCTOR 10UH TR-2SB544F TR-2SA733 TR-2SC945 CRYSTAL 75KHZ CRYSTAL 16.9344MHZ

REMARK

C230 CN5 CN12 CN16 CN17 CN18 D201-207 IC9 IC10 IC11 L9,10 Q201 Q202 Q203 XT2 XT3

!

16

LT-1/LT-1B

CD PCB

17

LT-1/LT-1B

CONTROL PCB ASSY
REF. NO PARTS NO.
100-0LT12010 062-00LT1001 080-00LT1021 076-00C94500 076-C2001L00

DESCRIPTION
CONTROL PCB ASSY CONTROL PCB LCD DISPLAY TR-2SC945 TR-2SC2001L TACT SW H=5MM TACT SW SKHHALM RECEIVER SENSOR

REMARK

LCD1 Q301-303 Q304

SW01,04-10,012, 063-0GP28020 SW014-018 SW02,03,011,013 063-D2800020 U01 083-00LT1000

TUNER LED PCB ASSY
REF. NO PARTS NO.
100-0LT12070 LED01 094-06030502

DESCRIPTION
TUNER LED PCB ASSY TUNER LED PCB LED 5MM-BLUE

REMARK

VOLUME LED PCB ASSY
REF. NO PARTS NO.
100-0LT12080 LED03 094-06030502

DESCRIPTION
VOLUME LED PCB ASSY VOLUME LED PCB LED 5MM-BLUE

REMARK

18

LT-1/LT-1B
CONTROL PCB

TUNER LED PCB

VOLUME LED PCB

19

LT-1/LT-1B

SNOOZE PCB ASSY
REF. NO PARTS NO.
100-0LT12050 SW019,021 SW020 063-SLD90000 063-SLD90001

DESCRIPTION
SNOOZE PCB ASSY SNOOZE PCB TACT SW H=4.3MM TACT SW H=5MM

REMARK

WOOFER VR. PCB ASSY
REF. NO PARTS NO.
100-0LT12090 VR1 069-0LT11000

DESCRIPTION
WOOFER VR.PCB ASSY WOOFER VR.PCB VOLUME 50KB

REMARK

CD SWITCH PCB ASSY
REF. NO PARTS NO.
100-0LT12030 SW022 SW023 063-SLD80400 063-SLD80800

DESCRIPTION
CD SWITCH PCB ASSY CD SWITCH PCB CD DOOR ON/OFF SW TACT SW H=7.5MM

REMARK

PHONE JACK PCB ASSY
REF. NO PARTS NO.
100-0LT12040 JK01 064-35020101

DESCRIPTION
PHONE JACKPCB ASSY PHONE JACK PCB HEAD PHONE JACK 3.5MM

REMARK

20

LT-1/LT-1B

SNOOZE PCB
LT-1 SNOOZE PCB
CW15

SW021

SW020

SW019

WOOFER VR. PCB
LT-1 WOOFER VR PCB CW98 VR1

CD SW. PCB
LT-1 CD SW. PCB RESET SW023 CW14B

SW022 OPEN/CLOSE

CW16

PHONE JACK PCB
JK01 CW1

21

LT-1/LT-1B

6 WIRING DIAGRAM
TO SPEAKER-P TO SPEAKER-L

TO WOOFER SPEAKER

TO PHONE JACK CW1

MAIN PCB

CN11

TO TUNER PCB CW11

CN 1

CN6

TO CD PCB CW6 CN3 CN4 CN2

CN9

TO TRANSFORMER

CN19

CN15

TO CD PCB CN5

TOWOOFER VR. PCB CW98

22

LT-1/LT-1B
TO CD DECK MOTOR

CD PCB

CN17

CN18 TO CD PICK UP

CW10
TO TUNER PCB CN10

CN16

CN12

TO CD SWITCH PCB CW16

TO CONTROL PCB CW12

23

LT-1/LT-1B
7 INCLUDED ACCESSORIES
INCLUDED ACCESSORIES
REF. NO PARTS NO.
046-00LT1000 046-00LT1010 046-LTIB0000 100-0LT12060

DESCRIPTION
INSTRUCTION BOOK - ENG [T/C] INSTRUCTION BOOK - S/P [EX/T] INSTRUCTION BOOK - E/F/G/H/I/S [EUR] REMOTE CONTROL RC-910

REMARKS

24

LT-1/LT-1B

TEAC CORPORATION 3-7-3 Nakacho, Musashino-shi, Tokyo 180-8550, Japan
TEAC AMERICA, INC. TEAC CANADA LTD. TEAC MEXICO, S.A.De C.V. TEAC UK LIMITED TEAC DEUTSCHLAND GmbH TEAC FRANCE S.A. TEAC NEDERLAND BV TEAC BELGIUM NV/SA. TEAC ITALIANA S.p.A.

Phone:(0422)52-5081

7733 Telegraph Road, Montebello, California 90640 Phone: (323)726-0303 5939 Wallace Street, Mississauga, Ontario L4Z 1Z8, Canada Phone: (905)-890-8008 Campesinos 184,Col. Granjas Esmeraida, 09810, Mexico Phone: (525)-581-5500 5 Marlin House, Croxley Business Park, Watford, Hertfordshire, WD18 8TE, U.K. Phone: 01923-819699 Bahnstrasse 12, 65205 Wlesbaden-Erbenheim, Germany Phone:0611-71580 17, Rue Alexis-de-Tocqueville, CE 005 92182 Antony Cedex, France Phone:(1)42.37.01.02 Oeverkruid 15,NL-4941 W Raamsdonksveer, Nederland Phone:0162-510210 c/o TEAC NEDERLAND BV, Oeverkruid 15, NL-4941 W Raamsdonksveer, Nederland Phone:+31-162-510860 Via C, Cantu 11, 20092 Cinisello Balsamo, Milano, Italy Phone:02-66010550

TEAC AUSTRALIA PTY., LTD. 280 William Street, Melbourne VIC 3000, Australia Phone:(03)9672-2400 A.B.N. 80 005 408 462

PREPARED IN HONG KONG

T001

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IC2

TC9257F

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! !

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! ! ! ! ! ! ! !

REMARK: UL/CSA(T/C) - INSERT JUMPER J106,J109 ONLY. REMARK: VDE(EUR) - INSERT JUMPER J107,J108 ONLY.

LT-1/LT-1B
CD/RADIO WITH REMOTE CONTROL

CD PCB
CW6 TO MAIN PCB
L-CH AGND R-CH +6V IN GND

1 2 3 4 5

1 2 3 4

DM+ DMFMFM+ SLT+ SLT-

R202 10K

C204 222

C202 3.3UF

R204 270

C259 104 C207 22UF
24 23 OUT-4 PW GND 22 PVCC4 21 OUT+4 20 VIN4 19 SVCC1 18 SGND 17 VIN3 16 OUT+3 15 PVCC3 14 OUT-3 13

5 6

CN12 C205 33P C206 33P 30 29
COM1 COM2 COM3 COM4 S1 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 P8-0 P8-1 P8-2 P8-3 KEY-AD1 KEY-AD2 KEY-AD3 TU-PWR

R206 10K

C260 104

C239 103

26 25 24 23
22 21

C232 473 C209 103 C210 100UF

C238 100UF

28 27

C208 22UF

PW GND

SR1

C233 473
100 99 98 COM4-OT4 COM3-OT3 COM2-OT2 97 96 COM1-OT1 MVDD2 95 94 MVSS2 MXI 93 MXO 92 91 90 89 88 INTR-HR-SEL NC/VPP /HOLD /RESET NC 87 86 85 L OUT DVRL DVSL 84 83 DVDD DVRR 82 81 R OUT DVSR

20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5
11 1 2 3

C212 C213 15P 15P C211 104

1

2

3

4

5

6

7 C241 104

VC1

8

VIN2

9

10

11

12

C234 473 C242 473

PW GND

PVCC1

OUT+1

OUT+2

OUT-1

PVCC2

XT2 75KHz

IC10 TA2092N
OUT-2 VIN1

C245 104

S1-OT5 S2-OT6 S3-OT7

XVDD XO XI XVSS VSS2 VDD2 SEL

80 79 78 77

C235 473 XT3 16.9344MHz C236 470P R207 3K3 C237 470P

4 S4-OT8 5 6 7 8 S8-OT12 9 S9-OT13 10 S10-OT14 S11-OT15/CLOCK S12-OT16/DATA 13 S13-OT17/SFSY 14 S14-OT18/LRCK 15 P8-0-S15/BLK 16 P8-1-S16/AOUT 17 P8-2-S17/MBOV P8-3-S18/PF 19 20 21 MVDD1 MVSS1 P1-0-K0 P1-1-K1 23 P1-2-F0 24 P1-3-F1 25 P3-0-TUNER OUT 26 P3-1-ADIN1 27 28 P3-2-ADIN2 P3-3-ADIN3 COFS-OT22 COFS-OT22 SPCK-OT20 SPDA-OT21 /HS0-OT19 P4-4-BUZZER TEST0 TEST1 TEST2 TEST3 TEST4 30 P4-1-CD OUT P4-2 P4-3 VCOF AVSS P2VREF LPFO P2VREF DOUT SBOK TMAX LPFN SBSY VDD1 VSS1 FDO TEZI TRO DMO 2VREF S5-OT9 S6-OT10 S7-OT11

C214 103
76 75 74 73 72 71

C243 104

C246 104 C244 47UF

FMO

POWER 4

D205 1N4148

GND 5.7V REMOTE

3 2 1

R229 4K7 R228 100K

12

IC9 TC94A09F-202

TEBC RFGC

70 69 68

VREF 67 66 65 64 TEI SBAD FEI RFRP RFZI 59 RECT AVDD FRI 56 ALCO 55 54 53 52 51 58 57 61 60 63 62

R208 5K6

R230 1k

C230 103

R224 10K

18

C248 100UF

D201 1N4148 R222 4K7 C229 103 C228 47UF

22

C215 472 C216 272M C221 47UF C220 47UF C222 103 R232 47K

16 17 18

D202 1N4148

FEO

15 14

FEN

C217 103

13
SEB

R250 680K

Q202 2SA733

R219 10K

R220 10K

J024 R221 10K

29

R209 15K

19 20

VRO

12 11

RFRP

PDO

CW10 TO TUNER PCB
GND PERIOD CLOCK DATA IF/MUTE ST.IN

1 2 3 4 5 6 D203 1N4148

31 32

33 34

35 36

37

38

39 40 41 42

43 44 45

46 47

48 49 50

R210 220K R211 47K

C219 47P

C249 224M 21
BTC

IC11 TA2153FN

C218 153M

10 9 8
MDI

L9 10UH CN18 16 15 14 13 R249 91 12 11 10 9 8 7 6 5 4 3 2 1 L10 10UH C255 47UF
FCFCTR+ FC+ PD

J025 Q201 2SB544

22 R212 10K C250 224M C258 C251 104 47UF 23

RFCT

PKC

R223 47K R224 560 R225 1K R213 1K R214 1K R215 1K R216 1K C225 103 C224 47UF

C223 47UF

24
RFRPIN

7
TNI

R231 10

C230 ! 2200UF 10V

R227 2K2

R255 1K C247 472

R252 10K

Q203 2SC945

RFGD

TPI

LD GND F C B A D E VCC VC

R233 10K R234 220 C252 104

R244 33K 5 R247 47K R245 47K
FPI

26
GVSH

CN5
SLD +8V CD-PWR +5.7V TU PWR

1 2 3 4 5 6 7 8 9 10 11 12

R251 10K

C227 47UF

27 28

4
AGCIN FNI

D206 1N4148 R218 R217 22K 22K D207 1N4148 R235 2K2 R236 22K CN16
RESET GND
DOOR SW

3
RFO GNAD

R248 47K 2 R246 47K R243 33K

D204 1N4148

C253 3P 29
GND RFGC

TO MAIN PCB

GND PWR MUTE VOL-CE VL-CLK VL-DATA FUNC A FUNC B

30
RFNZ VCC

1

R253 15K

CW16 1 2 3 4

SW023 RESEY

R237 1K

R238 100K

R239 10K

AD3

R253 15K SW021 SW020 SW019 1 2 CW14 C226 47UF

R254 820

SW022 OPEN/CLOSE

C254 56P

CW14
GND AD3

1 2

SNOOZE SW PCB

RESET/DOOE SW PCB

REMARK: WHEN USE THE PICK UP - SONY (KSM-213CDM), MUST BE INSERT JUMPER J024. REMARK: WHEN USE THE PICK UP - SAMAUNG (CMS-B31NG6), MUST BE INSERT JUMPER J025.

LT-1/LT-1B
CD/RADIO WITH REMOTE CONTROL

R240 10K

R241 10K

R242 10K

C256 103

C257 103

TO CD PICK UP

25

6

VR

TO CD DECK MOTOR

R201 10K

C203 222

C201 3.3UF

R230 270

C240 104

CN17

R333 4.7

U01 VCC IN GND C301 47UF SENSOR I/R RECEIVER

CONTROL PCB

HANDSET REMOTE CONTROL PCB

TUNER KNOB BACK LED LED01 A C R309 10K

R311 680

R307 680 1 2

VOLUME KNOB BACK LED B C LED03 BLUE

R312 180

R326 180

R308 10K

Q304 2SC2001L

LCD BACK LAMP LED02 BLUE

FUNCTION R301 10K R302 10K Q303 2SC945 R318 1K5 R319 2K2 R320 12K R321 10K MUTE S10 S11

R305 6K8

R304 2K2

R303 10K Q302 2SC945

SW01 POWER

SW02 VOL-UP

SW03 VOL-DN

SW04 CD

SW05 TUNER

IR01 IR333 VOL-UP S9

R310 15K R306 10K

Q301 2SC945

SW07 PLAY/ PAUSE R313 1K5

SW08 STOP

SW09 BAND

SW010 CD UP

SW011 TUNER UP

SW012 CD DOWN

SW013 TUNER DOWN R316 3K6

SW014 REPEAT/ M-UP R317 18K

SW015 DISPLAY VOL-DN Q01 2SC945 20 19 18 17 16
T3

R314 1K8

R315 2K7

S8 15
T2

14
T1

13
T0

12
K7

11
K6

R323 3K3

R324 2K2

R325 3K9 BATTERY DC:+3V

C01 47UF

VDD TXOUT

TXON CODE

IC01 TC9243F
GND XT XT RESET K0 K1 K2 K3 K4 K5

SW06 MUTING CW12
REMOTE 5.7V GND POWER TU-PWR AD3 AD2 AD1 P8-3 P8-2 P8-1 P8-0 S14 S13 S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S1 COM4 COM3 COM2 COM1

SW016 SHUFFLE

SW017 MEMORY

SW018 TIMER/ SLEEP

R01 1.2

1

2

3

4

5

6

7

8

9

10 S7 7

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

R02 6K8

S1 PLAY/PAUSE

POWER

XT01 CSB455E

S6 SLEEP

C02 100P

C03 100P

S2 PLAYBAND/STOP

S5 REPEAT/M-UP

S3 UP

D01 1N4148

S4 DOWN

1 2 3 4 5 6 7 8 9 10 1112 13 14 15 16 1718 19 20 21 22

SLEEP REMAIN FM AM PM MUTING

CD TUNER TIMER REPEAT STEREO SHUFFLE MHZ KHZ MEMORY SNOOZE

LCD1 DISPLAY LCD

LT-1/LT-1B
CD/RADIO WITH REMOTE CONTROL