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3 7 63 1515 0
– DISPLAY Board –
IC101 NJM2173AV (TE2)
OUT1
1
AMP1
DC CUT1
2
IN1
3
MIC V+1
4
REG
5
NOISE
6
REG
GND
7
IC1402, 1403 SI-8008HFE
ON/OFF
PREG
SOFT
START
OSCILLATOR
TE
L 13942296513
1
– DCDC2 Board –
IC1451 SI-8008HFE
REGULATOR
ON/OFF
OSC
SOFT
START
www
.
1
http://www.xiaoyu163.com
14 OUT2
AMP2
13 DC CUT2
12 IN2
11 MIC V+2
GV
10 GV
9 STBY
8 V+
OVERCURRENT
PROTECTION
LATCH
RESET
&
DRIVER
COMPARATOR
THERMAL
PROTECTION
+
+
+
ERROR AMP
REFERENCE
VOLTAGE
2
OVER
CURRENT
PROTECTOR
LATCH
RESET
&
DRIVER
COMPARATOR
+
OVER HEAT
PROTECTOR
+
VREF
ERROR AMP
x
ao
y
i
2
3
4
http://www.xiaoyu163.com
8
– DC-DC Board –
IC1401, 1404 SI-8050S-LF1101
REGULATOR
1
IC1405 SI-8120JF
ON/OFF
SOFT
START
Q Q
3
6 7
1 3
3
4
5
1
u163
.
5
STR-DA6400ES
2 9
9 4
2 8
OVER
CURRENT
PROTECTOR
OSC
RESET
+
OVER HEAT
PROTECTOR
COMPARATOR
+
VREF
ERROR AMP
2
OVERCURRENT
PREG
PROTECTION
OSCILLATOR
RESET
1 5
0 5
8
2 9
9 4
COMPARATOR
THERMAL
PROTECTION
+
+
+
ERROR AMP
REFERENCE
VOLTAGE
m
co
9 9
LATCH
&
DRIVER
3
4
5
LATCH
&
DRIVER
2 8
9 9
2
3
4
5
147

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