A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
NX-U10
15
Power
Control
USB DAC
PCM2704DBR
Current
Sense
Limiter
Auto
Loudness
Regulator
NJM78L05UA
D-Class Amplifier
YDA-143
Rectifier
L.P.F.
L.P.F.
Voltage
Detect
NJM2904M
Voltage
Converter 2
+5V (REF5V)
+12V (+12A, +12P)
Status
Indicator LED
Volume
UPC4570G2
50k-ohms x2
Driver L
Driver R
PORTABLE
+5V (IN5V)
14,15
IC5
IC4
2
1
IC9
2,6
1,7
5,48
NJM0228M NJM0228M
3,5
1,7
12
+
–
+
–
15
41
38
Q11-13
IC12
IC10
D3
IC8
Q2,3
2,6
28
1
12MHz
XL1
10
8,9
27
Batteries
POWER
ON/OFF
USB Switch
LM3525MX-H
USB
Connector
miniB type
SW1
CB1
IC1
IC2
Audio Section
Power Supply Section
VR1
JK1
Q15
4
2
5C
1,3
R13,R97
IC15
IC16
IC7
7
6,8
7,8
5,6
+5V (VBUS)
DATA +/-
+12V +50V
Voltage
Converter 1
+5V +12V
MAIN
■
BLOCK DIAGRAM
Содержание NX-U10 - Speaker Sys
Страница 25: ...NX U10 ...