Fluke 77 Manual do Utilizador descarregar pdf (Página 59)

77 Series III

Service Manual

5-8

TP3

HOLD

HV

BT

DC

K

M

+/-

AC

1D

1E

1A

2D

2E

2A

2B

3B

3A

3E

3D

MAN

4C

4A

AUTO

BG1

BG5

BG3

BG9

BG7

BG11

BG13

BG15

BG17

BG19

BG21

BG25

BG23

BG29

BG27

BG31

H0H1

LCD-PANTHER

DS1

VM

VDD

VDD

P23

S3

S2

S1

S0

P22

P03

P10

P01

P11

P02

P12

P20

P13

P21

S7

S6

S5

S8

S4

S9

S11

S12

S10

S13

S14

S18

S17

S16

S15

S19

S20

S23

S22

S21

P00

INTA

RESET

CK2

T

F

DDC

OSCIN

T1

OSCOUT

T2

VCC

S24

S27

S26

S25

S28

S29

S33

S31

S32

S30

S34

S37

S39

S36

S35

S38

S40

S41

GND

H1

H0

GND

SMN3

U2

S3

R12

10.0K

R11

10.0K

VDD

0.1

C2

0.1

C10

0.1

C3

2.2

C4

S2

CER DESIGNATES CERAMIC CAPACITOR

M DESIGNATES MYLAR/POLYESTER FILM CAPACITOR

CERM DESIGNATES CERMET FILM RESISTOR

MF DESIGNATES METAL FILM RESISTOR

MG DESIGNATES METAL GLAZE RESISTOR

WW DESIGNATES WIRE WOUND RESISTOR

TA DESIGNATES TANTALUM CAPACITOR

PP DESIGNATES POLYPROPYLENE CAPACITOR

PC DESIGNATES POLYCARBONATE CAPACITOR

0=COMMON

*1=VDD

CODE*

FUNCTION

S1 POSITIONS PROCEDING CLOCKWISE

FUNCTION B0 B1 B2

1 OFF - - -

2 AC VOLTS 1 1 1

3 DC VOLTS 0 1 1

4 300 MVDC 0 0 0

8 DC CURRENT 0 1 0

7 AC CURRENT 1 1 0

5 OHMS 0 0 1

6 DIODE TEST/CONTINUITY 1 0 0

HOLD

25V

25V

25V

0.1W 0.1W

37

36

40

2

19

21

39

24

25

27

28

29

30

34

35

33

32

38

26

22

3

5

4

7

6

8

10

9

11

12

13

15

14

4142

17

16

18

20

23

31

72

74

73

32

36

37

35

34

30

79

78

77

20

2

17

16

15

14

13

12

11

10

9

7

6

8

60

26

18

5

31

33

58

57

38

59

49

50

51

53

52

54

55

56

27

63

28

29

39

3

4

25

23

24

80

43

42

44

45

46

48

47

64

65

66

68

67

69

70

71

19

22

2

1

1

2

20V

FLUKE 77-3-1001

aaa11f.eps

Figure 5-1. A1 Main PCA (cont)

1 2 ... 54 55 56 57 58 59

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