VOLTCRAFT DT-300 User guide [de]

54321

LCD1

LCD-20P

L11

L12

L13

L15

L16

L17

L18

L19

L20

L22

L23

K10

123456789

53

L19

54

L20

55

L21

56

L22

57

L23

58

OSC1

59

OSC2

60

VDD1

61

XT

62

XT

63

RESET

64

TST1

65

TST2

R2

10K

K1

LOW-AL

K2

HI-ALL

52

P0.01P0.12P0.23P0.34RTO5CRTO6RSO7CSO8IN09IN110CS111RS112RT113P2.014P2.115P2.216P2.317P3.018P3.1

D

VDD1

Y1

C

470K

R4

470K

R5

B

PWR ON/OFF

101112131416171819

C5

2K2pF

R3

#3

15

43

L1044L1145L1246L1347L1448L1549L1650L1751L18

U1

#2

TH

L0L1L2L3L4L5L7L8L9

20

VCC

0.1uF

C1

C2 0.1uF

K13

0.047uF

30pF

Q3

2SC5343SFG-L6

VDD

VDD

1
2
3
4
5
6 7

33

L034L135L236L337L438L539L640L741L842L9

C2

C1
VSS3
VSSL
VSS2
VSS1

VSS
P1.3
P1.2
P1.1
P1.0

BD
P3.3
P3.2

19

#1

1

R6

1

2

2-3.3M

2

K7

MAX/MIN

K8

H/T

K9

C/F

C3 0.1uF

32
31
30
29
28
27
26
25
24
23
22
21
20

0.1uF

C4

R1 1K

JP1

1

2

JP2

1

2

JP5

1

2

VDD1

4.7uF/16V

C14

C15

0.1uF

VDD

B2

3V

B1

1V5

BACK-LIGHT

C8

C7

BU1
BUZZER

COIL1

2.2mH

Q1

MMBT5551

U2

PMP

DCHG

VDD

ALM
TRC
CHG
ROSC
OSC1 ELOSC

DJ3009

VSS
OP1
OP2

VDD

EL

221

D1 LL4148

C9
220pF

JP3
OP1

C6

330pF

1

JP4
OP2

1

12
11
10
9
8

6

D

1

C

R7

1K

Q2

MMBT5551

B

2

2

A

1 2 3 4 56

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当前时间　

ST-9226P

1 OF 1
LCH

审核 核准

ST-9226P 10348-G.SCH

16:15:19

版本号

当前日期

VR1.3

10-Feb-2014

A