Yamaha DM1000 Service Manual page 62

DM1000/MB1000/SP1000
CY2305 (XY937A00)
MAIN: IC003
Clock Buffer
Block Diagram
PLL
1
REF
S2
Select Input
Decoding
S1
UPC319G2 (IG156700)
JK1: IC252
Voltage Comparator
1
NC
2
NC
3
GND1
4
+INPUT1
+
-
5
-INPUT1
6
-V
OUTPUT2
7
NJM2904V (TE1) (XR532A00)
FD: IC105
MAIN: IC015
Dual Operational Amplifier
Output A
1
Inverting
2
Input A
- +
Non-Inverting
3
+ -
Input A
Ground
4 -V
62
8
CLKOUT
MUX
3
CLKA1
2
CLKA2
5
CLKA3
7
CLKA4
3
CLKB1
2
CLKB2
5
CLKB3
7
CLKB4
NJM2360AM (X0200A00)
LCD: IC502
DC-DC Converter
Cs
14 NC
13
OUTPUT1
12
OUTPUT1
Es
11
+V
10
-INPUT2
C
T
9
+INPUT2
8
GND2
GND
NJM4556AL (XP844A00)
ADA: IC155, 156, 255, 256, 355,
HAAD: IC004
Dual Operational Amplifier
+DC Voltage
+V 8
Supply
Output B
7
Inverting
6
Input B
OUT
Non-Inverting
5
Input B
1
8
REF CLK OUT
CLK2 2 7
CLK4
3
CLK1 6
VDD
4
GND 5
CLK3
1 8 C
D
Q Q S
2
Q
1 R
7 S
2 I
I
pk
C OSC
T
3
COMP
6
V+
V
REF
1.25V
4 5
INV
IN
356, 455, 456, 555, 556,
655, 656
A B
- -
1 2 3 4 5 6 7 8
-IN +IN -V +IN -IN OUT +V
A A A B B B
Pin No. Signal Function
1 REF Input reference frequency, 5V-tolerant input
2 CLK2 Buffered clock output
3 CLK1 Buffered clock output
4 GND Ground
5 CLK3 Buffered clock output
6 VDD 3.3V supply
7 CLK4 Buffered clock output
8 CLKOUT Buffered clock output, internal feedback on this pin
NJM2068V (TE1) (XT618A00)
FD: IC101-104
NJM4560M (T1) (XA862B00)
JK1: IC251
NJU7072M (TE1) (X3701A00)
FD: IC601
µPC4570G2 (XF291A00)
ADA: IC153, 154, 253, 254, 353, 354,
453, 454, 553, 554, 653, 654,
751-753, 851-853
HAAD: IC001, 002, 005, 006, 101, 102,
201, 202, 301, 302, 401, 402,
501, 502, 601, 602, 701, 702,
801, 802, 901, 902, A01, A02,
B01, B02, C01, C02, D01, D02,
E01, E02, F01, F02, G01, G02
Dual Operational Amplifier
Output A
1
Inverting
2
Input A
- +
Non-Inverting
3
+
Input A
-DC Voltage Supply
4 -V
NJM2902M-T1 (XR562A00)
FD: IC702-707, 801-806, 901-905
NJU7074M (TE1) (X3700A00)
FD: IC605-608
Quad Operational Amplifier
OUT A
1
2 - +
-IN A
+ -
+IN A
3
+V
DD 4 +V
GND
+IN B
5
6
-IN B + -
OUT B 7
+DC Voltage
+V 8
Supply
Output B
7
Inverting
6
-
Input B
Non-Inverting
5
Input B
14
OUT D
13 -IN D
+IN D
12
-V
11 SS
+IN C
10
9
-IN C
OUT C
8