Yamaha PC2001N, Руководство по обслуживанию

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PC6501N/PC4801N/PC3301N/PC2001N
18
• TC9413AP (X2101A00)
IN: IC408
VOLUME
• IR2110 (X2382A00)
PS: IC102
DRIVER
• LB1409M (X0654A00)
IN: IC701, IC702
LED DRIVE
1 V
SS
2
3
4
5
6
7
8
OUT
IN
NC
L-ch
A-GND
CS1
GND
CK
11
12
13
14
15
16 V
DD
OUT
IN
NC
A-GND
CS2
STB
DATA 9
10
R-ch
2
1 16
3
4
5
6
7
8
15
14
13
12
11
10
9
OUT OUT
IN
NC
A-GND
CS2
STB
DATA
V
SS
V
DD
IN
L-ch
NC
A-GND
CS1
GND
CK
R-ch
L-ch
Data latch
circuit
R-ch
Data latch
circuit
Shift register (13bit)
Level
shift
circuit
Level
shift
circuit
Strobe generation circuit
1 LO
2
3
4
5
6
7
COM
VCC
VS
VB
HO
9
10
11
12
13
14
VSS
LIN
SD
HIN
VDD
8
V
DD
/V
CC
LEVEL
SHIFT
PULSE
GEN
PULSE
GEN
V
DD
V
SS
HIN
SD
LIN
10
9
11
14
15
R
S
Q
R
S
Q
V
DD
/V
CC
LEVEL
SHIFT
HV
LEVEL
SHIFT
UV
DETECT
UV
DETECT
DELAY
PULSE
FILTER
R
R
S
Q
6
7
5
3
1
2 COM
LO
V CC
V S
V B
HO
1 V
CC
2
3
4
5
6
7
Vref1
V
IN
+
V
IN
–
OUT
GND
D1
11
12
13
14
15
16
D9
Vref2
D8
D7
D6
D5
10
8 D2
D4
D3 9
3
2 1
4
R10
10K R20
5
4.69K
R9
3.31K
R8
R7(2.34K), R6(1.66K), R5(1.17K)
R4(830), R3(586), R2(414)
1K
R1
13, 12, 11, 10, 9, 8
COM
V
IN
+
V
IN
–
5 6
GND
OUT
Vref 1 Vref 2 V
CC
16 15
–
+
COM
–
+
COM
–
+
14 7
D9
9 8 1
D8 D1
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