Yamaha DVX-S301 Service Manual page 54

DVR-S300/
NX-P301/NX-P302
I DVR-S300 SCHEMATIC DIAGRAM
FOR INFORMATION ONLY (NO REPLACEMENT COMPONENT PARTS WILL BE AVAILABLE)
1
CONTROL BOARD
A
B
1100
10FMN-SMT-A-TF
1
2
3
4
5
6
C
7
8
9
10
D
E
F
1
54
2 3
Key & OPEN|CLOSE
4200
B02
4100
B01
I100 B01
I101
GND_B
B02 *
I108
I102
B03
I103
VOL_A
I104
VOL_B
I105
+5VL
*
I106
I107
I109
11
4101
*
B03
GND_FD
*
*
GND_B
07FMN-SMT-A-TF
1101
1
2
3
4
5
6
7
9 8
2 3
The first digit of a component indicates the component type.
1xxx : Connector 3xxx : Resistor
2xxx : Capacitor 4xxx : SMD jumper
4 5 6
3110
4102
+5VL
VOL_A
10K
3111
4103
VOL_B
10K
1102
A B
EVE
C
1207
1
GND_B RT-01T-1.0B
GND_FD
3105 3107 3106 3103
150R 220R 270R 390R
GND_B
3100 3101 3102 3104
150R 220R 270R 390R
I110 * 5103
I111
2u2
I112 5104
*
2u2
* *
*
GND_HP GND_HP GND_B
4 5 6
# Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
# Schematic diagram is subject to change without notice.
5xxx : Coil 7xxx : IC, Transistor, FET
6xxx : Diode 9xxx : Wire jumper
7 8
A
B
C
1111
1
RT-01T-1.0B
D
1112
1
RT-01T-1.0B
E
1103
I113
I114
1
I115
2
3
2u2
4
5105 I116
S4B-PH-K
1115
1
RT-01T-1.0B
*
F
GND_HP
GND_B
7 8
1100 B1
1101 E3
1102 B6
1103 E7
1105 C4
1107 C5
1108 C6
1109 D4
1110 D5
1111 C6
1112 D6
1113 D6
1114 D6
1115 F7
1201 B4
1207 B4
2100 C4
2101 D4
2200 B3
2479 D2
2480 F5
2481 F6
2482 F6
3100 D4
3101 D5
3102 D5
3103 B6
3104 D6
3105 B4
3106 B5
3107 B5
3110 A6
3111 A6
4100 B3
4101 D3
4102 A5
4103 A5
4104 F6
4200 A3
5102 F6
5103 E6
5104 E5
5105 F7
6100 C3
6101 C3
6102 D3
6103 D3
6200 B4
6201 B4
I100 C2
I101 C2
I102 C2
I103 C2
I104 C2
I105 C2
I106 C2
I107 C2
I108 C2
I109 C2
I110 E4
I111 E4
I112 E4
I113 E7
I114 E7
I115 E7
I116 F7