Vitek TA-739 Schematic

DATE:

D

C

B

A

11

REVISION RECORD

ECO NO: APPROVED:

LTR

9
8
7

LCD

6
5
4
3

LCD1

2

LCD16P

1

DRAWING NO:

LCD-(SC-3610)

TA-739

AL

10K

TIME

D9

HR

MIN

TITLE:

COMPANY:

CODE: SIZE: REV:

SCALE: SHEET: OF

2008-07-08

C17 104P

DATED:DRAWN:

DATED:QUALITY CONTROL:

R7

WU

CHECKED: DATED:

RELEASED: DATED:

C2

X1

16
15
14
13
12
11
10

22P

32.768KHz

C1

22P

IC1

SEG9
SEG8

SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SGG1
SEG0
COM3
COM2
COM1

CSCIN
SEG12
SEG11
SEG10

SC3610

1819

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

VLCD CSCOU

20

RST

21

AL ON/OFF

22

AL DISP

23

MIN SET

24

HOUR SET

25

NC

26

CLKFREQ SET

27

AL SIG

28

AL OUT

29

IF 70K

30

NC

31

RANGE

32

AM/FM SET

33

AMIN

34

VSS

35

FMIN

36

VDD

5K6

R2

ALOFF/ON

103P

C18

R9

LED

1M

D2

20P

C24

MIN1

LED

D4

C23

104P

D5

LED

R1

150R

Q2

8550

R23

150R

4V3

D1

104P

D14

LED

C5

_ +

1K

FMOSC

R21

AM_IF

+

C3

D6

AM/FM

47U/10

3.3V

TO_RADIO_AL

4K7

R13

Q3

8050

1M

1M

R19

R123

Q4

8550

1M

R17

+

C34

22U

22K

R14

1M

R22

R66

150R

220U

C45

VCC

VCC

6 5 4 3 2 1

D

C

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B

A