Yamaha AW-1600 Service Manual page 27

• TC7WU04FU (XQ805A00)
Triple Inverter
MAIN: IC211
1A 1
8
2
3Y 7
2Y 3 6
VDD 4 5
• MD1222N (X5680A00)
DC-DC Converter
PW: IC003
Amp –
S/S
1 32
OCL –
N.C.
2 31
OCL +
Amp OUT
3 30
N.C.
GND
4 29
Vref
R/C
5 28
VTS
Vcc 6 27
GND
N.C. 7 26
V
Vboot 8 25 B
N.C.
V 9 24
GL
N.C. V
10 23 GH
V N.C.
11 22
OUT
V V
OUT 12 21 DD
V
V
OUT 13 20 DD
V
V
OUT 14 19 DD
V
N.C. 15 18 DD
N.C.
P.GND 16 17
• SN74LV4052ANSR (IS405210)
Differential 4-Channel Multiplexer/
Demultiplexer
PN: IC001, IC002
1
0Y 16 VDD
2Y
2
2Y 2X 15 2X
Y-COM 3 Y-COM 1X
14 1X
3Y 4
3Y X-COM 13 X-COM
1Y 5
1Y 0X 12
0X
INH 6
INH 3X 11
3X
VEE
7 A 10
A
VSS 8 B
9
• BU2370FV-E2 (X6355A00)
Phase Locked Loop
MAIN: IC317
Vss
OUT VDD
1Y
OUT GND
3A
VCO OUT
2Y
VCO VDD
VCO GND
VCO IN
FSEL1
Vref Vcc
28 6
ON/OFF UVLO
R/C 5
Control Start=7.2V
Stop=6.7V
Bandgap
Reference
5.0V±5%
Error Amp
+
2.45V
32 30
Amp –
Amp OUT
• NJM2902M(TE1) (X4983A00)
Quad Operational Amplifier
LCD: IC101
A OUTPUT 1
A -INPUT 2
A +INPUT 3
4
B +INPUT 5
B -INPUT 6
B OUTPUT 7
1
1/2
2
SHIFTER
3
4
5
VCO
6
7
Vboot V
B
8 25
BOOT HighSide
Vref=Vout + 5.8V
Vref=6.5V
100 150
℃ ℃
High/Low
TSD
MOS OFF
Dead Time
PWM Comp
+
3V
1V
OSC
f=250kHz
Q +
R S
CLM Vth=
0.1~0.2V
1 2
OCL –
S/S
14 D OUTPUT
13 D -INPUT
- + + -
12 D +INPUT
11
10 C +INPUT
9 C -INPUT
8 C OUTPUT
14
LEVEL
13
12
PHASE
11
DETECTER
10
Pmos
9
Nmos
8
V V
GH DD
23 18
HighSide
Driver
Control
LowSide
Vref=6.5v
LowSide
Driver
3 4 26 9
OCL +
GND GND V
GL
• NJM2068M-D(TE2) (X3505A00)
NJM2115M-TE1 (X3852A00)
NJM4560M(TE1) (X5711A00)
µPC4570G2-T1-A (XF291A00)
NJM4556AD (XQ824A00)
Dual Operational Amplifier
ADA:IC201, IC202, IC301,IC302, IC401, IC402,
IC501, IC502,IC601, IC702, IC802, IC803,
IC804, IC901
Output A
1 +V
Inverting
2
Input A
- +
Non-Inverting
3
+ -
Input A
-DC Voltage Supply
4 -V
AW1600
FIN-B
FIN-A
VCOE
DVDD
DGND
PD OUT
PDE
V
DD
21
V
11 OUT
V
14 OUT
P.GND
16
+DC Voltage
8
Supply
Output B
7
Inverting
6
Input B
Non-Inverting
5
Input B
27