Sony STR-DA2000ES / STR-DB2000 Service Manual ▷ View online
4
STR-DA2000ES/DB2000
1.
SERVICING NOTES
...............................................
5
2.
GENERAL
Location of Controls .......................................................
8
3.
DISASSEMBLY
3-1. Disassembly Flow ...........................................................
9
3-2. Case ................................................................................. 10
3-3. Front Panel Section ......................................................... 10
3-4. Switching Regulator ........................................................ 11
3-5. MAIN Block .................................................................... 11
3-6. DIGITAL Board .............................................................. 12
3-7. D. AMP Board Section ................................................... 12
3-3. Front Panel Section ......................................................... 10
3-4. Switching Regulator ........................................................ 11
3-5. MAIN Block .................................................................... 11
3-6. DIGITAL Board .............................................................. 12
3-7. D. AMP Board Section ................................................... 12
4.
TEST MODE
.............................................................. 13
5.
ELECTRICAL ADJUSTMENTS
......................... 15
6.
DIAGRAMS
6-1. Block Diagram
– AUDIO (ANALOG) (1/2) Section – ........................... 16
6-2. Block Diagram
– AUDIO (ANALOG) (2/2) Section – ........................... 17
6-3. Block Diagram
– AUDIO (DIGITAL) (1/3) Section – ............................ 18
6-4. Block Diagram
– AUDIO (DIGITAL) (2/3) Section – ............................ 19
6-5. Block Diagram
– AUDIO (DIGITAL) (3/3) Section – ............................ 20
6-6. Block Diagram – PRE OUT Section – .......................... 21
6-7. Block Diagram – POWER AMP Section – ................... 22
6-8. Block Diagram – VIDEO Section – .............................. 23
6-9. Block Diagram – PANEL Section – .............................. 24
6-10. Block Diagram – POWER Section – ............................. 25
6-11. Note for Printed Wiring Boards
6-7. Block Diagram – POWER AMP Section – ................... 22
6-8. Block Diagram – VIDEO Section – .............................. 23
6-9. Block Diagram – PANEL Section – .............................. 24
6-10. Block Diagram – POWER Section – ............................. 25
6-11. Note for Printed Wiring Boards
and Schematic Diagrams ................................................ 26
6-12. Schematic Diagram – 2CH. AU Board (1/3) .................. 27
6-13. Schematic Diagram – 2CH. AU Board (2/3) .................. 28
6-14. Schematic Diagram – 2CH. AU Board (3/3) .................. 29
6-15. Printed Wiring Board
6-13. Schematic Diagram – 2CH. AU Board (2/3) .................. 28
6-14. Schematic Diagram – 2CH. AU Board (3/3) .................. 29
6-15. Printed Wiring Board
– 2CH. AU Board (Component Side) – .......................... 30
6-16. Printed Wiring Board
– 2CH. AU Board (Conductor Side) – ............................ 31
6-17. Printed Wiring Board
– MULTI-VIDEO Board (Component Side) – ............... 32
6-18. Printed Wiring Board
– MULTI-VIDEO Board (Conductor Side) – ................ 33
6-19. Schematic Diagram – MULTI-VIDEO Board (1/4) – ... 34
6-20. Schematic Diagram – MULTI-VIDEO Board (2/4) – ... 35
6-21. Schematic Diagram – MULTI-VIDEO Board (3/4) – ... 36
6-22. Schematic Diagram – MULTI-VIDEO Board (4/4) – ... 37
6-23. Printed Wiring Board
6-20. Schematic Diagram – MULTI-VIDEO Board (2/4) – ... 35
6-21. Schematic Diagram – MULTI-VIDEO Board (3/4) – ... 36
6-22. Schematic Diagram – MULTI-VIDEO Board (4/4) – ... 37
6-23. Printed Wiring Board
– UP CONVERT Board (STR-DA2000ES only) – ........ 38
6-24. Schematic Diagram
– UP CONVERT Board (STR-DA2000ES only) – ........ 39
6-25. Printed Wiring Board – S-VIDEO Board – .................... 40
6-26. Schematic Diagram – S-VIDEO Board – ....................... 41
6-27. Printed Wiring Board
6-26. Schematic Diagram – S-VIDEO Board – ....................... 41
6-27. Printed Wiring Board
– DIGITAL Board (Component Side) – ......................... 42
6-28. Printed Wiring Board
– DIGITAL Board (Conductor Side) – ........................... 43
6-29. Schematic Diagram – DIGITAL Board (1/8) – .............. 44
6-30. Schematic Diagram – DIGITAL Board (2/8) – .............. 45
6-31. Schematic Diagram – DIGITAL Board (3/8) – .............. 46
6-30. Schematic Diagram – DIGITAL Board (2/8) – .............. 45
6-31. Schematic Diagram – DIGITAL Board (3/8) – .............. 46
TABLE OF CONTENTS
6-32. Schematic Diagram – DIGITAL Board (4/8) – .............. 47
6-33. Schematic Diagram – DIGITAL Board (5/8) – .............. 48
6-34. Schematic Diagram – DIGITAL Board (6/8) – .............. 49
6-35. Schematic Diagram – DIGITAL Board (7/8) – .............. 50
6-36. Schematic Diagram – DIGITAL Board (8/8) – .............. 51
6-37. Printed Wiring Board
6-33. Schematic Diagram – DIGITAL Board (5/8) – .............. 48
6-34. Schematic Diagram – DIGITAL Board (6/8) – .............. 49
6-35. Schematic Diagram – DIGITAL Board (7/8) – .............. 50
6-36. Schematic Diagram – DIGITAL Board (8/8) – .............. 51
6-37. Printed Wiring Board
– D. AMP Board (Component Side) – ............................ 52
6-38. Printed Wiring Board
– D. AMP Board (Conductor Side) – ............................. 53
6-39. Schematic Diagram – D. AMP Section (1/6) – .............. 54
6-40. Schematic Diagram – D. AMP Section (2/6) – .............. 55
6-41. Schematic Diagram – D. AMP Section (3/6) – .............. 56
6-42. Schematic Diagram – D. AMP Section (4/6) – .............. 57
6-43. Schematic Diagram – D. AMP Section (5/6) – .............. 58
6-44. Schematic Diagram – D. AMP Section (6/6) – .............. 59
6-45. Printed Wiring Board
6-40. Schematic Diagram – D. AMP Section (2/6) – .............. 55
6-41. Schematic Diagram – D. AMP Section (3/6) – .............. 56
6-42. Schematic Diagram – D. AMP Section (4/6) – .............. 57
6-43. Schematic Diagram – D. AMP Section (5/6) – .............. 58
6-44. Schematic Diagram – D. AMP Section (6/6) – .............. 59
6-45. Printed Wiring Board
– CIS Board (STR-DA2000ES only) – .......................... 60
6-46. Schematic Diagram
– CIS Board (STR-DA2000ES only) – .......................... 61
6-47. Printed Wiring Board – PANEL Section – ..................... 62
6-48. Schematic Diagram – PANEL Section – ........................ 63
6-49. Printed Wiring Board – HP-V3 Board – ........................ 64
6-50. Schematic Diagram – HP-V3 Board – ........................... 65
6-51. Printed Wiring Board – REG Board – ............................ 66
6-52. Schematic Diagram – REG Board – ............................... 67
6-53. IC Pin Function Description ........................................... 79
6-48. Schematic Diagram – PANEL Section – ........................ 63
6-49. Printed Wiring Board – HP-V3 Board – ........................ 64
6-50. Schematic Diagram – HP-V3 Board – ........................... 65
6-51. Printed Wiring Board – REG Board – ............................ 66
6-52. Schematic Diagram – REG Board – ............................... 67
6-53. IC Pin Function Description ........................................... 79
7.
EXPLODED VIEWS
7-1. Case Section ................................................................... 91
7-2. Front Panel Section ........................................................ 92
7-3. Base Panel Section ......................................................... 93
7-4. Power Block Section ...................................................... 94
7-5. Tuner Section ................................................................. 95
7-6. Back Panel Section ......................................................... 96
7-7. Chassis Section .............................................................. 97
7-8. Boards Section ............................................................... 98
7-9. HEAT SINK Section ...................................................... 99
7-10. D. AMP Board Section .................................................. 100
7-2. Front Panel Section ........................................................ 92
7-3. Base Panel Section ......................................................... 93
7-4. Power Block Section ...................................................... 94
7-5. Tuner Section ................................................................. 95
7-6. Back Panel Section ......................................................... 96
7-7. Chassis Section .............................................................. 97
7-8. Boards Section ............................................................... 98
7-9. HEAT SINK Section ...................................................... 99
7-10. D. AMP Board Section .................................................. 100
8.
ELECTRICAL PARTS LIST
.............................. 101
5
STR-DA2000ES/DB2000
SECTION 1
SERVICING NOTES
PART No.
• MODEL IDENTIFICATION
– Back Panel –
Model
PART No.
STR-DB2000: AEP and UK model
4-246-294-0
[]
STR-DB2000:
Singapore and Malaysia model
Singapore and Malaysia model
4-246-294-1
[]
STR-DA2000ES: US model
4-246-294-3
[]
STR-DA2000ES: Canadian model
4-246-294-4
[]
MULTI-VIDEO BOARD, 2CH. AU BOARD SERVICE POSITION
multi video board
2ch. AU board
6
STR-DA2000ES/DB2000
D. AMP BOARD SERVICE POSITION
1
Remove the case (Refer to page 10).
2
Remove the switching regulator (Refer to page 10)
3
Remove the main block (Refer to page 10).
4
Set the switching regulator to the main block.
5
Set the main block at the shown in the figure.
D. AMP board
(bottom view)
(bottom view)
main block
rear panel
D. AMP board
(CN1901)
(CN1901)
digital board
(CN2006)
(CN2006)
Connect jig
(extension cable J-2501-019-A)
to the digital board (CN2006)
and D. AMP board (CN1901)
(extension cable J-2501-019-A)
to the digital board (CN2006)
and D. AMP board (CN1901)
In checking the digital board, prepare jig (extension cable J-2501-019-A: 1.25 mm Pitch,
25 cores, Length 300 mm).
25 cores, Length 300 mm).
DIGITAL BOARD SERVICE POSITION
Ver. 1.3
7
STR-DA2000ES/DB2000
ERROR MESSAGES
If there is a malfunction, the display shows a code of two numbers and a message. You can check the condition of the system by message.
Refer to the following table to solve the problem.
Refer to the following table to solve the problem.
messages
check code
cause and response
DECODE ERROR
01
Appears when the signal which the receiver can not decode
(example DSD-CD) is input when “DEC. PRI.” in the CUSTOM
IZE menu is set to “PCM”. Set to “AUTO”.
(example DSD-CD) is input when “DEC. PRI.” in the CUSTOM
IZE menu is set to “PCM”. Set to “AUTO”.
PROTECTOR
11
Irregular current output to the speakers. Turn off the receiver and
check the speaker connection. Then turn on the power again. Be
comes this display, When short current flowed with breakage of
the power MOS, or when detection resistor becomes open in
connection with it.
check the speaker connection. Then turn on the power again. Be
comes this display, When short current flowed with breakage of
the power MOS, or when detection resistor becomes open in
connection with it.
PROTECTOR
12
The amplifier section is overheated. Turn off the receiver and
check that the ventilation hole is not covered. Leave the receiver
for a while and turn on the power again.
check that the ventilation hole is not covered. Leave the receiver
for a while and turn on the power again.
PROTECTOR
13
The power supply section is overheated. Turn off the receiver and
check that the ventilation hole is not covered. leave the receiver
for a while and turn on the power again.
check that the ventilation hole is not covered. leave the receiver
for a while and turn on the power again.
PROTECTOR
21
DC between speaker terminal is detected (abnomalities such as
DSD 0DATA and signal clip can be considered). Turn off the
receiver and check the speaker connection. Then turn on the power
again.
DSD 0DATA and signal clip can be considered). Turn off the
receiver and check the speaker connection. Then turn on the power
again.
PROTECTOR
22
Two defects a e considered, when current detection of a switching
power supply operated by the super fluous speaker, +B power
supply shut down or when the power MOS broke and +B line
short. Turn off the receiver and check the speaker connection.
Then turn on the power again.
power supply operated by the super fluous speaker, +B power
supply shut down or when the power MOS broke and +B line
short. Turn off the receiver and check the speaker connection.
Then turn on the power again.
Ver 1.2
