TEAC LPR-400 Service manual

LP-R400

STEREO MUSIC SYSTEM WITH CD RECORDER

NOTES CONTENTS

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

components - refer to the appropriate parts list and

ensure exact replacement.

Parts of [ ] mark can be used only with the version designated.

[USA] - U.S.A.; [EUR] - Europe; [UK] - UK; [JPN] - Japan

1 SAFETY INFORMATION ... .... ... ... .... ... ... .... ... ... .... ... ... .... ... ... ... 2

2 SPECIFICATIONS ... ... .... ... ... .... ... ... .... ... ... .... ... ... .... ... ... .... ... ... .... .. 3

3 ADJUSTMENT AND CHECK ... ... ... .... ... ... .... ... ... .... ... ... .... ... 4

4 EXPLODED VIEW AND PARTS LIST ... .... ... ... .... ... ... .... 6

5 PC BOARDS AND PARTS LIST .. ... ... .... ... ... .... ... ... .... ... .. 11

6 WIRING DIAGRAM ... ... ... .... ... ... .... ... ... .... ... ... .... ... ... .... ... ... .... ... . 18

7 INCLUDED ACCESSORIES .... ... ... .... ... ... .... ... ... .... ... ... .... ... 19

LP-R400

For U.S.A.

1 SAFETY INFORMATION

2

Optical pickup :

Type : SF-W37SGT

Manufacturer :SANYO ELECTRIC CO.,LTD.

Laser output :Less than 1 mW(Play)on the objective lens

Less than 5 mW(Record)on the objective lens

Less than 10 mW(Erase)on the objective lens

Wavelength : 783nm

2 SPECIFICATIONS

Amplifier Section

output power 3.5W+3.5W frequency response 50Hz to 20KHz

Audio input sensitivity/lmpedance . AUX:-6dBV(0.5V)20KΩ

Maximum iutput level AUX:+6dBV(2.0V)

CD Recorder Section

Media type CD_RW and CD_R for Digital audio (record and playback) CD (playback only)

Recording sampling frequency 44.1KHz Frequency response 20Hz to 20KHz (playback:±2 dB, recording: ±3dB) Signal to noise ratio More than 80 dB(playback) More than75dB (recording) Total harmonic distortion Less than 0.1%(playback) Less than 0.12% (recording)

Tuner Section

Frequency range (FM) 87.5 MHz to 108.0 MHz (100 kHz step) [USA] Frequency range (AM) 530 kHz to 1,720 kHz (10 kHz step)

Frequency range (FM) 87.50 MHz to 108.00 MHz (50 kHz step) [EUR/UK] Frequency range (AM) 522 kHz to 1,629 kHz (9 kHz step)

Frequency range (FM) 76.0 MHz to 90.0 MHz (100 kHz step) [JPN] Frequency range (AM) 522 kHz to 1,620 kHz (9 kHz step)

Record player Section

Motor DC servo motor Drive system Belt Drive Speed 33-1/3 rpm, 45 rpm, 78 rpm Wow and Flutte less than 0.25% (WDT) Cartridge type Ceramic Stereo Cartridge Stylus TL-103 Output level 160-360 mV

LP-R400

Speaker System Section

Unit 70mm (3") lmpedance 4 ohms

GENERAL

Power requirements 120 V, 60 Hz [USA] 230 V, 50 Hz [EUR/UK] 100 V, 50/60 Hz [JPN] Power consumption 25W Dimensions (W×H×D ) 18 1/2''×91 /16'' × 15 3/8'' mm (470 × 230 × 390 mm) Weight 21 13/16 lbs ( 10 kg)

Standard Accessories

45 RPM adaptor × 1 Remote control unit (RC-1157) x 1 [USA/EUR/UK] Remote control unit (RC-1173) x 1 [JPN] Battery (AA, R6, SUM-3) x 2 AM antenna × 1 Stereo RCA pin cable × 1 Owner 's manual ×1 Warranty card × 1

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

3

LP-R400

3 ADJUSTMENTS AND CHECKS

120 V UL model Tuner adjustments

FM Frequency range:

Low end VT adjust part

87.5MHz 1.5V L206

FM sensitivity

Low frequency adjust part

90MHz L204

High frequency adjust part

106MHz CT201

AM middle Frequency adjust part

450KHz T201

AM Frequency range:

Low end VT adjust part

530KHz 1.5V T203

AM sensitivity

Low frequency adjust part

600KHz T202

High frequency adjust part

1400KHz CT202

230 V EUR/UK model Tuner adjustments

FM Frequency range:

Low end VT adjust part

87.5MHz 1.5V L206

FM sensitivity

Low frequency adjust part

90MHz L204

High frequency adjust part

106MHz CT201

AM middle Frequency adjust part

450KHz T201

AM Frequency range:

Low end VT adjust part

522KHz 1.5V T203

AM sensitivity

Low frequency adjust part

600KHz T202

High frequency adjust part

1400KHz CT202

4

100 V JPN model Tuner adjustments

FM Frequency range:

Low end VT adjust part

76MHz 1.5V L206

FM sensitivity:

Low frequency adjust part

78MHz L204

High frequency adjust part

88MHz CT201

AM middle Frequency adjust part

450KHZ T201

AM Frequency range:

Low end VT adjust part

LP-R400

522KHz 1.5V T203

AM sensitivity:

Low frequency adjust part

600KHz T202

High frequency adjust part

1400KHz CT202

MAIN PCB

5

3

8

18

4

9

2

5

1

8

3

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8

18

33

42

2

6

26

2

7

53

36

4

1

9

5

8

1

5

17

3

6

26

50

56

21

53

30

27

53

2

7

4

5

43

40

X

4

41

X

4

51

3

1

3

1

4

7

3

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3

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36

4

2

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55

20

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39

29

1

6

46

6

36

4

2

11

8

7

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8

1

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1

3

14

10

2

4

22

17

9

1

2

19

28

5

2

5

4

2

3

55

57

LP-R400

6

4 EXPLODED VIEWS AND PARTS LIST

EXPLODE VIEW-1

LP-R400

EXPLODED VIEW-1

PARTS LIST

REF.NO PARTS NO. DESCRIPTION REMARKS

1-1 56-04LR4001B010 FRONT PANEL (HIPS+94V2) BLK 931980 [ USA] 56-04LR4000B010 FRONT PANEL(AB S) BLK - GRAY427C+RED186C [EUR/UK] 56-04LR4000B020 FRONT PANEL(ABS) BLK - GRAY427C [JPN] 1-2 56-54LR4003A000 VOLUME KNOB (AB S) silver TN8-7 1-3 57-26LR40000020 FILTER SHEET 125x23x0.7mm

1-4 56-57LR40010010 DISPLAY LENS (PMMA) balck 1-5 56-57LR40022000 IR REMOTE LENS (SAN) 1-6 56-54LR4002A000 POWER KNOB (ABS ) silverTN8-7 1-7 56-54LR4000A010 OPEN DOOR KNOB (ABS) silverTN8-7 gray433C 1-8 56-54LR4005A000 SELECT KNOB (ABS) silverTN 8-7

1-9 56-54LR4001A000 FUNCTION KNOB ( ABS) silverTN8-7 1-10 56-54LR4004A010 PLAY KNOB (ABS)silverTN8-7 gray433 C 1-11 61-58LR40000020 BRAND PLATE (CEC2462012 400) (T=0.6mm) 1-12 13-05LR40000020 LCD DISPLAY SDT-DA1633-TP- 1 1-13 56-57LR40000000 BACK LIGHT LENS (PMMA)

1-14 56-07LR40009000 LCD HOLDER (ABS ) 1-15 05-LR4000400000 PCBA-DIS [USA] 05-LR4000400020 PCBA-DIS [EUR/U K] 05-LR4000400010 PCBA-DIS [JPN]

1-16 05-LR4000100000 PCBA-MAIN [USA] 05-LR4000100020 PCBA-MAIN [EUR/ UK] 05-LR4000100010 PCBA-MAIN [JPN] 1-17 56-86LR4000B000 SPEAKER GRIL (ABS) 1-18 66-170230160103 HARDEN SCREW(Ro HS) STTB 3x6mm AB(BLACK)

1-19 06-190LR4000000 WOODEN BOX PART PVC: F-2905-28 (120V) [USA 06-190LR4001000 WOODEN BOX PART PVC: F-2905-28 (230V) [EUR/UK ] 06-190LR4000010 WOODEN BOX PART PVC: F-2905-28 (100V) [JPN] 1-20 58-70LR40000020 REAR BOARD 120V [USA] 58-70LR40000220 REAR BOARD 230V 58-70LR40000120 REAR BOARD 100V [JPN]

1-21 56-22LR40000000 DUST COVER (705-400-1232) 1-22 56-57LR40039000 REC LIGHT LENS(PMMA) 1-23 66-141430211321 SELF-TAPPING SCREW TA/WH 3x10mm (HD: 8mm) 1-24 56-07LR40018000 LIGHT HOLDER (ABS) 1-25 56-14LR4000B010 CD DOOR (ABS) B lack 931980 gray 427C

1-26 56-80S16800B000 SPEAKER PANEL STUD (PE) BLK 1-27 58-263182600020 RUBBER FOOT DIA18 T=6mm (AC619) 1-28 43-500000002020 AC POWER CORD B USHING THK= 1.6mm #4N4 1-29 66-120230180321 MACHINE SCREW M S/BH 3x8mm 1-30 66-120240225321 MACHINE SCREW M S/BH 4x25

1-31 66-120330160321 MACHINE SCREW M S/PH 3x6mm 1-32 66-120830220321 MACHINE SCREW M S/WH 3x20mm 1-33 66-120230180121 MACHINE SCREW M S/BH 3x8mm (BLACK) 1-34 66-140230214121 SELF-TAPPING SCREW TA/BH 3x14mm(BLACK) 1-35 66-141430218321 SELF-TAPPING SCREW TA/WH 3x18mm (BLACK)

1-36 66-120830160321 MACHINE SCREW MS/WH 3x6mm 1-37 66-141430211321 SELF-TAPE SCREW TA/WH 3x10mm (B LACK) 1-38 66-141430210321 SELF-TAPPING SCREW TA/WH 3x10mm( HD:10mm) 1-39 66-140330180321 SELF-TAPPING SCREW TA/PH 3x8mm 1-40 67-021400000020 NUT M4mm

1-41 68-112403101000 METAL WASHER 4x10x1mm 1-42 06-200GF3501001 CD MECH ASSY, CRD-RA2A (205010) 1-43 18-203LR4000000 TRANSFORMER 120 V T08685A (WAHHING) [USA] 18-205LR4000000 TRANSFORMER 230 V T08685C (WAHHING) [EUR/UK] 18-201LR4000000 TRANSFORMER 100 V T08685B (WAHHING) [JPN]

1-44 19-021093100220 SPEAKER3"10W 4Ω#JHD-SA78-25

1-45 20-60ST15000000 PHONOGRAPH MECH ANISM #H10B(HANPIN) 1-46 41-191120000010 POWER SWITCH (H UA FENG) KDC-A04-10(B2) 1-47 05-LR4000800000 PCBA-AUX [USA] 05-LR4000800010 PCBA-AUX [EUR/U K] 05-LR4000800010 PCBA-AUX [JPN]

1-48 61-11LR40000020 DECKBKTM-L 1-49 61-11LR40000120 DECKBKTM-R 1-50 57-08ST15000120 PVC PLATE 1-51 61-22SG19000020 BUSHING MOUN TING PLATE 1-52 61-25SCD6600020 CONTACT PLATE (THK 1.2mm) 11x11x8mm

1-53 66-150830180121 SELF-TAPPING SCREW (RoHS) TB/WH 3x8mm(BLACK) 1-54 05-LR4000900000 PCBA-H.P 1-55 56-64LR4000B010 HINGE ASS'Y (BLACK) (70 5-400-1233) 1-56 66-120830160321 MACHINESCREW Ro HS MS/WH 3x6mm

1-57 45-113420300150 AC CORD UL APP L=420mm 105C(YA HUAN) BLK [USA ] 45-114200500061 AC CORD VDE APP 2M (M.T ) BLK [EUR] 45-114200411008 AC CORD BS APP BLK [UK ] 45-113420300150 AC CORD UL APP L=420mm 105C(YA HUAN) BLK [JPN ] 1-58 56-01GF35000020 45RPM ADAPTER (100-S300-069)

7

TEAC LPR-400 Service manual

Specifications and Main Features

Frequently Asked Questions

User Manual