Yamaha YST-MS55D Manuel d'entretien - Page 20
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Également pour Yamaha YST-MS55D : Manuel du propriétaire (15 pages)
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- 1. Table of Contents
- 2. To Service Personnel
- 3. Front and Rear Panels
- 4. Specifications
- 5. Internal View
- 6. Disassembly Procedures
- 7. Usb Port Operation Check
- 8. Block Diagram
- 9. Printed Circuit Board
- 10. Printed Circuit Board
- 11. IC Data
- 12. Schematic Diagram
- 13. Schematic Diagram
- 14. Parts List
- 15. Parts List for Carbon Resistors
A
B
YST-MS50/YST-MS55D
PRINTED CIRCUIT BOARD (Foil side)
1
•
Subwoofer
Semiconductor Location
Ref. No.
Location
D2
H4
D3
B2
D4
E3
D5
E3
D6
D4
D7
D4
D8
D4
D201
B5
D202
E5
IC1
B3
IC2
D3
P. C. B. MAIN (3)
2
IC4
D5
IC5
D5
IC6
E4
IC7
D4
IC8
D3
IC201
B5
IC202
B5
Q3
B2
Q4
E3
Q5
E3
Q6
E3
Q7
E3
Q8
E3
Q201
B5
3
YST-MS55D
P. C. B. MAIN (9)
4
5
E
+B
20
6
C
P. C. B. MAIN (6)
LSP+
E
SWI
SRI
SLI
RSP+
PWS1
E
E
–12
+12
LSP+
E
E
+B
5
8
4
1
M24C02-BN6
W201
D
E
YST-MS50
YST-MS55D
SUBWOOFER
VIN
VOUT
+
–
E
RE
WH
P. C. B. MAIN (1)
UPC4570HA
9
1
9
1
UPC4570HA
9
1
UPC4570HA
RE
BL WH
21
F
G
R model only
P. C. B. MAIN (7)
WH
BE
J,U,C,A,B,G
POWER
only
TRANSFORMER
R only
RE
BL
WH
P. C. B. MAIN (2)
H