Yamaha O2R96 Service Manual page 69

NJM2068L-D (XM356A00)
2TRI: IC101, 102
PHN: IC202
ANI1: IC100, 101
ANI2: IC100, 101, 200, 201
NJM4556AL (XP844A00)
PHN: IC201
ST: IC301, 401
DA: IC102, 202, 302, 402, 502, 602,
702, 802
Dual Operational Amplifier
A B
- -
1 2 3 4 5 6 7 8
OUT -IN +IN -V +IN -IN OUT +V
A A A B B B
TLC2932IPWR (XV064A00)
DSP: IC061, 063
PLL
LOGIC V F
DD
1
7
LOGIC GND F
MB02R96
SN74HC00NSR (XE165A00)
PN2: IC500
Quad 2 Input NAND
1A VDD
1 14
1B 4B
2 13
1Y 4A
3 12
2A 4Y
4 11
2B 3B
5 10
2Y 3A
6 9
Vss 3Y
7 8
NJM2904V (TE1) (XR532A00)
CPU1: IC139
FD1: IC112, 113, 137
FD2: IC109, 110, 126
SUB: IC608
Dual Operational Amplifier
Output A
Inverting
Input A
Non-Inverting
Input A
Ground
-B PFD INHIBIT VCO INHBIT VCO V
IN DD
5 9 10 14
DETECTOR CHARGE PUMP
4 6 12 13
-A PFD OUT V R
IN COIN BIAS
SN74HC125NSR (XH218A00)
PN2: IC501
Quad 3-State Bus Buffer
C1
A1
Y1
C2
A2
Y2
GND
+DC Voltage
1 +V 8
Supply
Output B
2 7
- +
Inverting
3 6
+ -
Input B
Non-Inverting
4 -V 5
Input B
VCO OUT SELECT
3 2
LOGIC V
SELECT
VCO OUT
1/2
F
IN
F
IN
PFD OUT
LOGIC GND
11 8
VCO GND NC
1 Vcc
14
2
13 C4
3 12 A4
4 Y4
11
5 C3
10
6 A3
9
7
8 Y3
NJM2068V (TE1) (XT618A00)
FD1: IC133-136
FD2: IC122-125
NJM4560M (T1) (XA862B00)
JK1: IC302
µPC4570G2 (XF291A00)
AD1: IC101, 102, 201, 202, 301, 302,
401, 402, 501, 502, 601, 602
ADA: IC101, 102, 153, 154, 201, 202, 253,
254, 301, 302, 353-355, 401, 402,
453, 454, 501, 502, 551, 601, 602,
701, 702, 801, 802
DA: IC101, 201, 301, 401, 501, 601, 701,
801
STD: IC102
NJM4580E-T1 (XQ178A00)
STD: IC101, 201, 301, 401
Dual Operational Amplifier
Output A
1 +V
Inverting
2
Input A - +
Non-Inverting
3
+ -
Input A
-DC Voltage Supply
4 -V
1
14
DD VCO V
DD
2
13
R
BIAS
3
12
V
COIN
4 11
-A VCO GND
5 10
-B
VCO INHBIT
6
9
PFD INHIBIT
7
8
NC
02R96
+DC Voltage
8
Supply
Output B
7
Inverting
6
Input B
Non-Inverting
5
Input B
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