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THOMSON DTH1

75EL 

Service Manual 

NO.

PART NO.

DESCRIPTION

QTY

LOCATION

C43,C46,CB83,CB68,CB71,CB85

CB84,CB64,CB66,CB69 CB72~CB76

57 M2C0474B84080500 CC-0805F474Z160NT

1 C19

58 M2C0105B84060300 CC-0603F105Z160NT

6 C15,C16,C23~C26

ELECT Capacitor

59 M2C2106B57051122 CD11-16V-10U-M

11 CE40,CE44,CE46,CE48,CE49,CE51

CE53,CE1,CE15,CE24,CE55

60 M2C2476B89051122 CD11-16V-47U-M

11 CE7,CE16~CE18,CE21~CE23,CE27

CE28,CE33,CE37

61 M2C2107B57051122 CD11-16V-100U-M

4 CE19,CE20,CE3,CE11

62 M2C2227B59061222 CD11-16V-220U-M

12 CE2,CE4~CE6,CE9,CE42,CE43,CE25

CE12~CE14 ,CE26

63 M2C2477C57631222 CD11-10V-470UF-M

6.3*12

1 CE38

Color loop Inductor

64 M2H4LGA10UHK0307 LGA0307--10UH-K

2 L21,L22

65 M2HL018U500A0805 L0805-1.8uH-500mA

7 L28,L32,L29,L33,L34,L35,L43

Chip Inductor

66 M2H0500M02U70805 L0805-2.7UH-500MA-K

1 L42

Chip Magnetism Bead

67 M2HL500M070R0805 L0805-500mA-70R

12 L2,L4,L5,L7~L9,L11,L19,L20,L25 ,L30

L26 

L27

68 M2HL500M600R0603 L0603-500mA-600R

13 L12~L16,L18,L23,L44~L49

Chip Diode

69 M2D0IN4148110000

IN4148(LL-34)

18 D3,D4,D6,D8,D10,D19~D21,D12,D14

D5,D7,D9,D11,D13,D15,D22,D23

VOLT REG Diode

70 M2D1HZ5C20000000 HZ5C2

1 D17

71 M2D1BZX9V1220000 BZX-9V1-1/2W(DO-35)

1 D18

Chip Transistor

72 M2Q02SK301800000 2SK3018

SOT23

2 Q2,Q3

73 M2Q002N390400000 2N3904S(SOT-23)

9 Q1,Q14,Q15Q19,Q21~Q25

74 M2Q00BT390600000 BT3906 (SOT23)

4 Q20,Q12,Q16,Q26

75 M2Q000A101500000 2SA1015-(SOT-23)

2 Q17,Q18,

76 M2Q000D130400000 KTD1304-(SOT-23)

1 Q34(Karaoke)

77 M2Q100A101502200 2SA1015-(TO-92)

1 Q27(Karaoke)

Transistor

77 M2Q100S8550D2200 S8550D-(TO-92)

4 Q4,Q5,Q28Q29

78 M2Q100S8050D2200 S8050D-(TO-92)

2 Q30,Q31

 

All manuals and user guides at all-guides.com

Summary of Contents for DTH175EL

Page 1: ...THOMSON DTH175EL Service Manual THOMSON DTH175EL Service Manual All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 2: ...Diagram and Component Layout Servicing Procedures Power Supply Trouble Service Flow Chart Read Disc Trouble Service Flow Chart Composite Video Trouble Service Flow Chart Scart Video Trouble Service F...

Page 3: ...ries during initial check out procedures Leakage Current Check Resistance Check Before returning the unit to the customer make sure you make either 1 a leakage current check or 2 a line to insulated r...

Page 4: ...ng the knobs switches and controls etc or taking actions not specified herein may result in a harmful emission of laser beams This CD Changer must be adjusted and repaired only by qualified service pe...

Page 5: ...the Mechanism Block 1 Do not loosen any screws in the Pickup Block 2 Do not adjust any screws in the Mechanism Block except for Tilt Adjust Screws as they are adjusted precisely at the factory 3 Repla...

Page 6: ...upgrade CD Attention If a failure should occur during the software upgrade e g a mains failure it may happen that the units function and a restart of the upgrade function are no longer possible If thi...

Page 7: ...THOMSON DTH175EL Service Manual Exploded View All manuals and user guides at all guides com...

Page 8: ...THOMSON DTH175EL Service Manual Circuit Diagram and Component Layout MPEG IC Block Diagrams Fig 2 1 MT1389 All manuals and user guides at all guides com...

Page 9: ...THOMSON DTH175EL Service Manual Fig 2 2 Functional block diagram Fig 2 3 DVD Player system Diagram All manuals and user guides at all guides com...

Page 10: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description All manuals and user guides at all guides com...

Page 11: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 12: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 13: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 14: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 15: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 16: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 18: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 19: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 20: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 21: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 22: ...THOMSON DTH175EL Service Manual Table1 1389C Pin Description continued All manuals and user guides at all guides com...

Page 23: ...HOMSON DTH175EL Service Manual Power supply Circuit Diagram and Component Layout Fig 2 4 Power Supply Circuit Diagram Fig 2 5 Power Supply Assembly Drawing All manuals and user guides at all guides co...

Page 24: ...THOMSON DTH175EL Service Manual Fig 2 6 Power Supply Composite All manuals and user guides at all guides com...

Page 25: ...THOMSON DTH175EL Service Manual MPEG Circuit Diagram and Component Layout MPEG Circuit Diagram Fig 2 7 Index and Power Interface All manuals and user guides at all guides com...

Page 26: ...THOMSON DTH175ELService Manual Fig2 8 MTK1389 MPEG RF Fig 2 9 SDRAM FLASH All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 27: ...THOMSON DTH175EL Service Manual Fig 2 10 Video output Fig 2 11 Audio output All manuals and user guides at all guides com...

Page 28: ...THOMSON DTH175EL Service Manual MPEG Assembly Drawing Fig 2 12 MPEG Assembly Drawing MPEG Composite All manuals and user guides at all guides com...

Page 29: ...THOMSON DTH175EL Service Manual Fig2 13 MPEG Composite All manuals and user guides at all guides com...

Page 30: ...HOMSON DTH175EL Service Manual Front panel Circuit Diagram and Component Layout Fig 2 14 Front Panel Circuit Diagram Fig 2 15 Front Panel Assembly Drawing All manuals and user guides at all guides com...

Page 31: ...THOMSON DTH175EL Service Manual Fig 2 16 Front Panel Composite All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 32: ...G Check F901 Condition Replace F901 OK Check U901 NG Pin1 Pin2 Replace U901 Condition OK Check on D101 D102 D103 D104 D105 Output Voltage Condition NG Check on Q103 Pin1 NG Replace Q103 Voltage Condit...

Page 33: ...ding unit instead of repairing the DVD loading unit in local workshop It is suggested to prove the faulty of a DVD loading unit by replacement by a good DVD loading unit Before checking the NO Disc Tr...

Page 34: ...See User Manual OK NG Check Y1 Output Signal Replace Y1 Parts OK NG Check C55 C56 Signal Replace C55 C56 OK NG Check D12 D14 Signal Replace D12 D14 OK NG Check Q12 Pin Signal Replace Q12 around parts...

Page 35: ...OK NG Check Y1 Output Signal Replace Y1 Parts OK NG Check C49 C50 C53 Replace C49 C50 C53 C54 C57 C58 Signal C54 C57 C58 OK NG Replace D5 D7 D9 D11 D13 D15 OK NG Check Q7 Q10 Q13 Signal Replace Q7 Q10...

Page 36: ...l OK NG Check Y1 Output Signal Replace Y1 Parts OK NG Check C47 C48 C51 Replace C47 C48 C51 C52 Signal C52 OK NG Replace D4 D6 D8 D10 OK NG Check Q6 Q8 Signal Replace Q6 Q8 around parts OK NG Check P1...

Page 37: ...ignal Replace U4 OK NG Check U14 Pin28 5V Check Power Supply OK NG Check U14 Pin21 26 Signal Replace U14 OK NG Check U13 U15 U16 Check U13 between Pin2 6 Signal Pin2 6 and Pin3 5 Parts OK NG Check U13...

Page 38: ...trol Trouble NG Check between JP2 and Power Connection OK Replace Check between JP1 and MPEG Connection NG OK NG Check U2 Pin9 25 Voltage See 3 1 Check U2 OK OK Replace VFD SEG Signal NG OK Check U1 P...

Page 39: ...te Control Trouble OK NG NG Check Remote Control Replace Battery Replace Control OK NG Check U3 Pin2 Voltage Check Power Supply OK NG Check U3 Pin3 Output Signal Replace U3 OK NG Check U4 Pin111 Signa...

Page 40: ...4 J 1 C911 Porcelain Capacitor 10 M2C1104F84000022 CT 50V 104 Z 4 C107 C113 C117 C912 HI VOLT Porcelain Capacitor 11 M2C1102M84000022 CT81 1KV 102 Z 1 C906 12 M2C1103L84000022 CT81 500V 103 Z 1 C110 E...

Page 41: ...65 1 U901 34 M2I00PC817B00000 PC817B DIP4 1 U902 Insurance Managing 35 M2U110T0A5250V00 T0 5A 250V 1 F901 Insurance Managing Header 36 M2P3300000520000 5 20 2 F901 Transformer 37 M2T11EEL221001E0 EEL2...

Page 42: ...9 13 M2R0011131000000 RC 03K111JT 1 R162 14 M2R0030121000000 RC 03K301FT 1 R60 15 M2R0033131000000 RC 03K331JT 1 R175 16 M2R0047131000000 RC 03K471JT 5 R108 R193 R194 R197 R198 17 M2R0056131000000 RC...

Page 43: ...200J500NT 3 C4 C10 C11 41 M2C0220F30060300 CC 0603CG220J500NT 12 C85 C88 C77 C84 42 M2C0270F30060300 CC 0603CG270J500NT 1 C73 43 M2C0470F30060300 CC 0603CG470J500NT 14 C47 C58 C75 C76 44 M2C0101F30060...

Page 44: ...L28 L32 L29 L33 L34 L35 L43 Chip Inductor 66 M2H0500M02U70805 L0805 2 7UH 500MA K 1 L42 Chip Magnetism Bead 67 M2HL500M070R0805 L0805 500mA 70R 12 L2 L4 L5 L7 L9 L11 L19 L20 L25 L30 L26 L27 68 M2HL50...

Page 45: ...1 U5 M2I00AT565400000 AT5654 1 U5 95 M2I0AT24C0200000 AT24C02 SSOP8 1 U12 96 M2I0MT1389FE0000 MT1389FE C LQFP256A 1 U4 M2IEM8165TS00000 EM636165TS 6 2 U7 U8 M2IEM636165TS000 EM636165TS 7 2 U7 U8 M2IM1...

Page 46: ...M2IMX29LV800AT00 MX29LV800ATTI 70 TSOP 1 U11 M2IAT49LV8192000 AT49LV8192AT 70TC 1 U11 M2IAT49F8192AT00 AT49F8192AT 70TC 1 U11 101 M2IAZ4558AM00000 AZ4558AM SSOP8 3 U13 U15 U16 102 M2I0WM8766000000 WM8...

Page 47: ...374N220000 LT0374N 43 M1 1 D1 IC 9 M2I00PT696100000 PT6961 SOP32 1 U2 IR 10 M2IAT138BST15M20 AT138BST 15M2 1 U3 Jiggle Switch 11 M2S0KFCA06D05001 KFC A06 2WB 230g 1 POWER 12 M2S00KAO06060501 Jiggle Sw...

Page 48: ...2 04 1 CN1 PCB 4 M2B100HY5996CH11 HY599 6CH Ver1 1 1 PCB one side SCART NO PART NO DESCRIPTION QTY LOCATION Capacitor 1 M2C0101F30080500 CC 0805CG101JN500T 8 C1 C8 Jumper Wire 2 J 4 5 10mm 2 A1 A2 Soc...

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