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Sony STR DA2400ES Service Manual - Page 18

Micon, Board, Digital, Board, 11. Aclass - support

UPC - 027242729872

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STR-DA2400ES/DG920 3-10. MICON BOARD, DIGITAL BOARD Note: Both STR-DA2400ES and STR-DG920 can be removed through the same procedure. Cut the two clamps. two connectors (CN2010, CN2023) MICON board six connectors (CN2030, CN2031, CN2032, CN2230, CN2231, CN2232) MICON DIGITAL CONN board four screws (BVTP3 × 8) connector (CN5001) DSP board RB DIGITAL board R two connectors (CN2217, CN2218) connector (CN2208) 3-11. ACLASS BOARD Note: Both STR-DA2400ES and STR-DG920 can be removed through the same procedure. two screws (BVTP3 × 8) A-CLASS SUPPORT A board four connectors (CN411, CN511, CN611, CN711) connector (CN1909) two screws (BVTP3 × 8) A-CLASS SUPPORT B board two screws (BVTP3 × 8) ACLASS board 18

Section	Page
COVER	1
TABLE OF CONTENTS	4
1. SERVICING NOTES	5
2. GENERAL	7
3. DISASSEMBLY	13
3-1. DISASSEMBLY FLOW	13
3-2. CASE	14
3-3. FRONT PANEL BLOCK (DA2400ES)	14
3-4. FRONT PANEL BLOCK (DG920)	15
3-5. TUNER (FM/AM), CIS BOARD AND PREOUT BOARD	15
3-6. DIGITAL VIDEO BOARD	16
3-7. VIDEO BOARD	16
3-8. BACK PANEL BLOCK (DA2400ES)	17
3-9. BACK PANEL BLOCK (DG920)	17
3-10. MICON BOARD, DIGITAL BOARD	18
3-11. ACLASS BOARD	18
3-12. MAIN BLOCK	19
3-13. MAIN BOARD	19
4. TEST MODE	20
5. ELECTRICAL ADJUSTMENT	24
6. DIAGRAMS	27
6-1. BLOCK DIAGRAM - DIGITAL AUDIO/TUNER Section -	27
6-2. BLOCK DIAGRAM - DSP/XM Section -	28
6-3. BLOCK DIAGRAM - ANALOG AUDIO Section -	29
6-4. BLOCK DIAGRAM - AMP Section -	30
6-5. BLOCK DIAGRAM - HDMI Section -	31
6-6. BLOCK DIAGRAM - VIDEO (1/2) Section -	32
6-7. BLOCK DIAGRAM - VIDEO (2/2)/PANEL Section -	33
6-8. BLOCK DIAGRAM - POWER SUPPLY Section -	34
6-9. PRINTED WIRING BOARD - DIGITAL Board (Component Side) -	36
6-10. PRINTED WIRING BOARD - DIGITAL Board (Conductor Side) -	37
6-11. SCHEMATIC DIAGRAM - DIGITAL Board (1/2) -	38
6-12. SCHEMATIC DIAGRAM - DIGITAL Board (2/2) -	39
6-13. PRINTED WIRING BOARD - DIGITAL VIDEO Board (Component Side) -	40
6-14. PRINTED WIRING BOARD - DIGITAL VIDEO Board (Conductor Side) -	41
6-15. SCHEMATIC DIAGRAM - DIGITAL VIDEO Board (1/4) -	42
6-16. SCHEMATIC DIAGRAM - DIGITAL VIDEO Board (2/4) -	43
6-17. SCHEMATIC DIAGRAM - DIGITAL VIDEO Board (3/4) -	44
6-18. SCHEMATIC DIAGRAM - DIGITAL VIDEO Board (4/4) -	45
6-19. PRINTED WIRING BOARD - MAIN Board -	46
6-20. SCHEMATIC DIAGRAM - MAIN Board (1/3) -	47
6-21. SCHEMATIC DIAGRAM - MAIN Board (2/3) -	48
6-22. SCHEMATIC DIAGRAM - MAIN Board (3/3) -	49
6-23. PRINTED WIRING BOARD - ACLASS Board -	50
6-24. SCHEMATIC DIAGRAM - ACLASS Board -	51
6-25. PRINTED WIRING BOARD - VIDEO Board -	52
6-26. SCHEMATIC DIAGRAM - VIDEO Board -	53
6-27. PRINTED WIRING BOARD - DSP Board -	54
6-28. SCHEMATIC DIAGRAM - DSP Board -	55
6-29. PRINTED WIRING BOARD - MICON Board (Component Side) -	56
6-30. PRINTED WIRING BOARD - MICON Board (Conductor Side) -	57
6-31. SCHEMATIC DIAGRAM - MICON Board (1/3) -	58
6-32. SCHEMATIC DIAGRAM - MICON Board (2/3) -	59
6-33. SCHEMATIC DIAGRAM - MICON Board (3/3) -	60
6-34. PRINTED WIRING BOARD - LIMITER Board -	61
6-35. SCHEMATIC DIAGRAM - LIMITER Board -	61
6-36. PRINTED WIRING BOARDS - CONNECTOR Section -	62
6-37. SCHEMATIC DIAGRAM - CONNECTOR Section -	63
6-38. PRINTED WIRING BOARD - DISPLAY Board -	64
6-39. SCHEMATIC DIAGRAM - DISPLAY Board -	65
6-40. PRINTED WIRING BOARDS - PANEL Section -	66
6-41. SCHEMATIC DIAGRAM - PANEL Section -	67
6-42. PRINTED WIRING BOARD - SURR SPEAKER Board -	68
6-43. SCHEMATIC DIAGRAM - SURR SPEAKER Board -	69
6-44. PRINTED WIRING BOARD - CIS Board (DA2400ES: US model) -	70
6-45. SCHEMATIC DIAGRAM - CIS Board (DA2400ES: US model) -	71
6-46. PRINTED WIRING BOARD - PREOUT Board (DA2400ES: AEP, ECE, UK models) -	72
6-47. SCHEMATIC DIAGRAM - PREOUT Board (DA2400ES: AEP, ECE, UK models) -	72
6-48. PRINTED WIRING BOARD - DCDC CON Board -	73
6-49. SCHEMATIC DIAGRAM - DCDC CON Board -	73
6-50. PRINTED WIRING BOARDS - POWER Section -	74
6-51. SCHEMATIC DIAGRAM - POWER Section -	75
7. EXPLODED VIEWS	105
7-1. CASE SECTION	105
7-2. FRONT PANEL SECTION (DA2400ES)	106
7-3. FRONT PANEL SECTION (DG920)	107
7-4. DIGITAL VIDEO BOARD SECTION	108
7-5. BACK PANEL SECTION	109
7-6. CHASSIS SECTION	110
8. ELECTRICAL PARTS LIST	111
ACLASS	111
A-CLASS SUPPORT A	113
A-CLASS SUPPORT B	113
CIS	113
DCDC CON	114
DIGITAL	114
DIGITAL VIDEO	118
DISPLAY	124
DSP	126
JOG	127
LED	127
LIMITER	127
MAIN	127
MIC	134
MICON	134
MICON DIGITAL CONN	138
POWER SWITCH	139
PREOUT	139
STANDBY	139
SURR SPEAKER	140
VIDEO	141
VIDEO2	142