DAV-SC5 - Sony Audio Service Manual (repair manual). Page 3

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3
HCD-SC5
ÍNDICE
1. 
NOTA DE SERVIÇO
 
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2. GERAL 
   
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3. 
DESMONTAGEM
 
··························································8
3-1. SEÇÃO PAINEL FRONTAL
SEÇÃO PAINEL LATERAL (L/R)  ·························· 9
3-2. PLACA DDCON E FL  ····················..........··············· 10
3-3. BOTÃO PLAY BUTTON, SLOT DISC ····················· 10
3-4.  PLACA POWER   ························································ 11
3-5. PLACA I/O  ······························································· 11
3-6. PLACAS SCART E DVD ........ ································· 12
3-7. PLACA AMP  ···························································· 12
3-8. MECANISMO  CD(CDM80-DVBU24)  ..........········· 13
3-9. CHASSIS (TOP) ·························································· 13
3-10. ALAVANCA (CARREGAMENTO R/L) ···················· 14
3-11. ALAVANCAS DISC STOP E DISC SENSOR ······· 15
3-12. PLACA DRIVER  ···················································· 15
3-13. PLAC RF   ································································ 16
3-14. UNIDADE ÓTICA  (TDP022W)  ····························· 16
3-15. UNIDADE BASE ························································ 17
3-16. ALAVANCA (BU LOCK) ········································ 17
3-17. ALAVANCA CLOSE  ············································ 18
3-18. ALAVANCA DIR LEVER, ENGRENAGEM (IDL-B) ······· 18
3-19. ENGRENAGEM (IDL-C) ········································· 19
4. 
MODO DE TESTE
 
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5. 
AJUSTES ELÉTRICOS .........
 
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6. DIAGRAM
A
S
6-1. LOCALIZAÇÃO DAS PLACAS DE CIRCUITO ··········· 29
6-2. DIAGRAMAS EM BLOCO – SEÇÃO RF/SERVO ······ 31
– SEÇÃO  AUDIO (DSP)  –   ······································ 32
– SEÇÃO AUDIO OUT  –    ······································· 33
– SEÇÃO VIDEO  –    ················································· 34
– SEÇÃO POWER SUPPLY  –   ································ 35
6-3. PLACA DE CIRCUITO IMPRESSO – SEÇÃO RF – ········ 36
6-4. DIAGRAMA ESQUEMATICO – SEÇÃORF  – ·········· 37
6-5. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO DRIVER  – ·············································· 38
6-6. DIAGRAMA ESQUEMATICO
– SEÇÃO DRIVER  –   ·············································· 38
6-7. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO DVD  (LADO A) –     ················ ·············· 39
6-8. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO DVD  (LADO B) – · ··································· 40
6-9. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (1/10) –     ·········································· 41
6-10. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (2/10) –     ·········································· 42
6-11. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (3/10) –    · ········································· 43
6-12. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (4/10) –     ·········································· 44
6-13. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (5/10) –     ·········································· 45
6-14. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (6/10) –     ·········································· 46
6-15. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (7/10) –     ·········································· 47
6-16. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (8/10) –     ·········································· 48
6-17. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (9/10) –     ·········································· 49
6-18. DIAGRAMA ESQUEMATICO
– SEÇÃO DVD  (10/10) –     ········································ 50
6-19. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO AMP  (LADO A) – ···································· 51
6-20. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO AMP SECTIO (SIDE B) – ························· 52
6-21. DIAGRAMA ESQUEMATICO
– SEÇÃO AMP  (1/2) –     ············································ 53
6-22. DIAGRAMA ESQUEMATICO
– SEÇÃO AMP  (2/2) –     ············································ 54
6-23. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO I/O SEÇÃO – ·············································· 55
6-24. DIAGRAMA ESQUEMATICO
– SEÇÃO I/O SEÇÃO (1/2) – ····································· 56
6-25. DIAGRAMA ESQUEMATICO
– SEÇÃO I/O SEÇÃO (2/2) – ····································· 57
6-26. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO PAINEL FRONTAL – ································ 58
6-27. DIAGRAMA ESQUEMATICO
– SEÇÃO PAINEL FRONTAL – ································ 59
6-28. PLACA DE CIRCUITO IMPRESSO
– SEÇÃO POWER  –    ··············································· 60
6-29. DIAGRAMA ESQUEMATICO
– SEÇÃO POWER  –   ··············································· 61
6-30. D I A G R A M A S   D O   B L O C O   D E   I C  ················· 64
6-31. DESCRIÇÃO DE FUNÇÃO DOS PINOS DE IC ····· 72
7. 
VISTA EXPLODIDAS
7-1. SEÇÃO TAMPA  ························································· 93
7-2. SEÇÃO PAINEL FRONTAL······································ 94
7-3. CHASSIS SEÇÃO-1    ··············································· 95
7-4. CHASSIS SEÇÃO -2   ··············································· 96
7-5. CHASSIS SEÇÃO -3   ··············································· 97
7-6. MECANISMO DO DECK SEÇÃO-1
(CDM80-DVBU24) ····················································· 98
7-7. MECANISMO DO DECK SEÇÃO-2
(CDM80-DVBU24) ··················································· 99
7-8. MECANISMO DO DECK SEÇÃO-3
(CDM80-DVBU24)  ··················································· 100
7-9. SEÇÀO UNIDADE DO BASE ··································· 101
8. 
LISTA DE PEÇAS ELÉTRICAS
 
····························· 102
9.  CAIXAS CÚSTICAS     ..... 
  
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