Vitek VT-3597 Schematic

654321

1
S16

1

2

3

5

6

7

8

4

D

9

10

11

12

13

14

15

16

D

K1

RES ET

37NC36

C51
20pF

3

CE

VDD1

14

2

1 2

C53
104

C57

103

S1634S1533S1432S1331S1230S1129S10

75KHZ

2

XI

VT

15

GD

1

35

C52
20pF

VOL

GND

X2

1

XO

GND

IC3 CP2614

16

R54
10K

R42

E15

3.3uF

3.3K
C56

3

103

C

3

C

E

1

B

Q19

S9014

2

B

E

Q18

2

S9014

1

28S927S826S725S624

23

S5

22

S4

21

S3

20

S2

C

19

S1

18

COM4

17

COM3

15

C49
10P

X1

32.768KHZ

C50

10P

3

3

B

VOUT

2

VIN

1

GND

IC4

E13

A

470uF

L8

100uH

MW=L

FM=H(1V)

SW=L

FM=H(1V)

B0 B1 B2PWVTVC

9

10411

7

89

B1

B0

IFIN

B2

10

FM=L

AM=L

IF

6

7

8

6

CD

AMIN

11

AM FM

5

4

5

CK

DA

VDD2

FMIN

12

13

MT

3

N2

1 2 3 4 5 6

PDF created with FinePrint pdfFactory Pro trial version http://www.fineprint.com

39NC38

RES

POWER

BAKLIGHT

KI21KI12VOL43VOL34VOL25VOL16CE7CK8DA9CD10GND11XIN12XOUT13COM114COM2

R50

Q14

T9015

Q17

S9014

K2
M-

K3
UP

K4
DOWN

K9
SCAN

22U

LIGHT1

K11

R43

1M

R44

R46

1M

1M

Q15

T9014

E14

R47
10K

R48

100K

Q16

T9015

R49
100

C58

104

LED1

C

K5
POWER

K8

LOCK

K6
BAND

K7

MEM

K10
M+

B

A

Title

Number RevisionSize

C

Date: 28-Mar-2007 Sheet of
File: D:\hwpPcb\Kk-E4500.ddb Drawn By:

C42
103

C43

R35

104

10K

2

40

VCC

41

KO1

42

43

44

KO2

45

KI4

46

KI3

R45
1M

R36
10

IC2

R37

1K

1

E

Q13

S9015

1K

2

B

C

3

R38

47

1

R55
47k

E

2

B

C

3

R40
33K