background image

  

Schematic

Schematic
S

Sy

ym

mb

bo

oll

D

De

essccrriip

pttiio

on

n

P

Pa

arrt  

t  

N

No

o..

*RESISTORS

*RESISTORS

R

R1

1,  

,  

4

4,  

,  

1

14

4,  

,  

1

15

5

4

47

70

00  

0  

O

Oh

hm

m

1

10

00

0A

A2

29

98

8

R

R2

2,  

,  

5

5,  

,  

6

6,  

,  

4

42

2,  

,  

4

45

5

1

10

00

0K  

K  

O

Oh

hm

m

1

10

00

0A

A2

26

62

2

R

R3

3

2

27

7K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

24

44

4

R

R7

7,  

,  

1

17

7,  

,  

1

18

8,  

,  

1

19

9,,

1

10

0K  

K  

O

Oh

hm

m

1

10

00

0A

A2

25

57

7

 22, 33, 44

 22, 33, 44
R

R8

8

6

68

8K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

26

61

1

R

R9

9,

 

,

 

1

12

2

3

36

6K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

27

75

5

R

R1

10

0,  

,  

1

13

3,  

,  

2

20

0

1

15

5K  

K  

O

Oh

hm

m

1

10

00

0A

A2

23

39

9

R

R1

11

1

2

2K  

K  

O

Oh

hm

m,  

,  

P

Po

otte

en

nttiio

om

me

ette

err

1

10

06

6A

A2

20

03

3A

A--0

01

1

R

R1

16

6,

 

,

 

3

30

0

1

18

8K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

25

58

8

R

R2

21

1,

 

,

 

5

55

5

5

56

60

00

 

0

 

O

Oh

hm

m

1

10

00

0A

A2

25

53

3

R

R2

23

3,  

,  

3

31

1,  

,  

3

32

2,,

1

10

00

00  

0  

O

Oh

hm

m

1

10

00

0A

A2

23

33

3

 34, 38

 34, 38
R

R2

24

 

4

 

4

4..7

7K

 

K

 

O

Oh

hm

m,

 

,

 

2

2%

%

1

10

00

0A

A7

71

13

3

R

R2

25

5

2

22

2K

 

K

 

O

Oh

hm

m,

 

,

 

2

2%

%

1

10

00

0A

A7

79

97

7

R

R2

26

6

8

82

2K

 

K

 

O

Oh

hm

m,

 

,

 

2

2%

%

1

10

00

0A

A7

78

89

9

R

R2

27

7,

 

,

 

4

41

1

3

33

3K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

21

11

1

R

R2

28

8

4

47

7K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

22

28

8

R

R2

29

9

6

68

8K

 

K

 

O

Oh

hm

m,

 

,

 

2

2%

%

1

10

00

0A

A7

77

75

5

R

R3

35

5

2

27

 

7

 

O

Oh

hm

m

1

10

00

0A

A2

29

90

0

R

R3

36

6,

 

,

 

4

49

9,

 

,

 

5

50

0

1

10  

0  

O

Oh

hm

m

1

10

00

0A

A2

25

51

1

R

R3

37

7

1

10

0K  

K  O

Oh

hm

m,  

,  P

Po

otte

en

nttiio

om

me

ette

err,  

,  G

GA

AIIN

N

1

10

06

6A

A1

11

16

6

R

R3

39

9

1

10

0K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

25

57

7

R

R4

40

0

5

56

6K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

22

29

9

R

R4

43

3,  

,  

4

47

7

1

1..5  

5  

M

Me

eg

go

oh

hm

m

1

10

00

0A

A2

21

17

7

R

R4

46

6

6

68

8K

 

K

 

O

Oh

hm

m

1

10

00

0A

A2

26

61

1

R

R4

48

8,

 

,

 

5

51

1

1

15

50

 

0

 

O

Oh

hm

m

1

10

00

0A

A2

23

38

8

R

R5

52

2

2

27

 

7

 

O

Oh

hm

m

1

10

00

0A

A2

29

90

0

R

R5

53

3

8

8..2

 

2

 

O

Oh

hm

m

1

10

00

0A

A2

23

34

4

R

R5

54

4

2

27

70  

0  O

Oh

hm

m,  

,  2  

2  w

wa

atttt,  

,  W

Wiirre

ew

wo

ou

un

nd

d

1

10

03

3A

A1

12

28

8

R

R5

56

6

2

27

70

00

 

0

 

O

Oh

hm

m

1

10

00

0A

A2

25

56

6

R

R5

57

7

2

20

00

0K  

K  O

Oh

hm

m,  

,  P

Po

otte

en

nttiio

om

me

ette

err

1

10

06

6A

A2

20

03

3A

A--0

03

3

R

R5

58

8

4

47

70

 

0

 

O

Oh

hm

m

1

10

00

0A

A2

24

48

8

*Unless otherwise specified, all RESISTORS are

*Unless otherwise specified, all RESISTORS are
   carbon 

carbon type,

type,

±

±

5%, 1/4 watt.

5%, 1/4 watt.

CAPACITORS

CAPACITORS

C

C1

1,  

,  2

2,  

,  1

18

8,  

,  2

22

2,  

,  2

23

3 0

0..0

00

01

1U

UF

F,  

,  5

50

00

0V

V,  

,  D

Diisscc

1

10

07

7A

A2

26

63

3

C

C3

3,  

,  2

20

0

1

10

0U

UF

F,  

,  1

16

6V

V,  

,  E

Elle

eccttrro

olly

yttiicc

1

10

08

8A

A1

14

43

3

C

C4

4,  

,  5

5,  

,  1

13

3

2

2..2

2U

UF

F,  

,  2

25

5V

V,  

,  E

Elle

eccttrro

olly

yttiicc

1

10

08

8A

A1

14

42

2

C

C6

6,  

,  1

17

7

1

10

00

00

0U

UF

F,  

,  3

35

5V

V,  

,  E

Elle

eccttrro

olly

yttiicc

1

10

08

8A

A1

14

49

9

C

C7

7,  

,  8

8,  

,  1

12

2,  

,  1

16

6

1

10

0U

UF

F,  

,  1

10

0V

V,  

,  T

Ta

an

ntta

allu

um

m

1

10

07

7A

A6

63

34

4

C

C9

9

2

22

2U

UF

F,  

,  

1

16

6V

V,  

,  

E

Elle

eccttrro

olly

yttiicc

1

10

08

8A

A1

14

44

4

C

C1

10

0

0

0..1

1U

UF

F,  

,  

3

35

5V

V,  

,  

T

Ta

an

ntta

allu

um

m

1

10

07

7A

A1

11

10

03

3

C

C1

11

1

2

22

2U

UF

F,  

,  

1

15

5V

V,  

,  

T

Ta

an

ntta

allu

um

m

1

10

07

7A

A6

67

77

7A

A--0

02

2

C

C1

14

4

0

0..0

00

05

5U

UF

F,  

,  

1

10

00

0V

V,  

,  

D

Diisscc

1

10

07

7A

A2

21

11

1

C

C1

15

5

1

15

50

0U

UF

F,  

,  

1

16

6V

V,  

,  

E

Elle

eccttrro

olly

yttiicc

1

10

08

8A

A1

14

47

7

C

C1

19

9

0

0..2

22

2U

UF

F,  

,  R

Ra

ad

diia

al  

l  T

Ta

an

ntta

allu

um

m

1

10

07

7A

A1

11

10

01

1

C

C2

21

1

0

0..1

15

5U

UF

F,  

,  

5

5%

%,  

,  

1

10

00

0V

V,  

,  

P

Po

olly

y

1

10

07

7A

A7

76

66

6

C

C2

24

4,  

,  

2

25

5

0

0..0

00

05

5U

UF

F,  

,  

1

10

00

0V

V,  

,  

D

Diisscc

1

10

07

7A

A2

21

11

1

C

C2

26

6

5

50

00

0U

UF

F,  

,  

1

15

5V

V,  

,  

E

Elle

eccttrro

olly

yttiicc

1

10

08

8A

A1

12

22

2

DIODES

DIODES

C

CR

R1

1,

 

,

 

2

2,

 

,

 

3

3,

 

,

 

6

6,,

T

TII5

55

5

1

11

15

5B

B1

10

01

1

 7, 8, 9, 11

 7, 8, 9, 11
C

CR

R4

4,  

,  

5

5,  

,  

1

10

0,,

E

ED

D3

30

00

02

2S

S

1

11

15

5B

B3

30

01

1

 13, 14, 15

 13, 14, 15
C

CR

R1

16

6

1

1N

N4

47

73

38

8,  

,  

8

8..2

2V

V,  

,  

Z

Ze

en

ne

err

1

11

15

5A

A2

23

32

2

C

CR

R1

17

7

R

Re

eccttiiffiie

err,  

,  

6  

6  

a

am

mp

p.  

.  

5

50

0V

V

1

11

15

5A

A3

31

17

7

PARTS LIST

PARTS LIST

Schematic

Schematic
S

Sy

ym

mb

bo

oll

D

De

essccrriip

pttiio

on

n

P

Pa

arrt  

t  

N

No

o..

INTEGRATED  CIRCUITS

INTEGRATED  CIRCUITS

IIC

C1

1

U

UA

A7

78

8M

MO

O8

8C

CK

KC

C

1

12

28

8A

A0

09

97

7

IIC

C2

2

C

CD

D4

40

05

50

0B

BE

E

1

12

28

8A

A0

09

92

2A

A--0

01

1

IIC

C3

3,  

,  

IIC

C9

9

M

MC

C1

14

40

07

71

1B

BC

CP

P

1

12

28

8B

B0

08

82

2

IIC

C4

4

L

LM

M3

32

24

4N

N

1

12

28

8A

A0

09

98

8

IIC

C5

5

M

MC

C1

14

40

08

81

1B

BC

CP

P

1

12

28

8A

A0

07

77

7

IIC

C6

6

M

MC

C1

14

40

02

27

7B

BC

CP

P

1

12

28

8A

A0

04

44

4

IIC

C7

7

M

MC

C1

14

40

06

69

9U

UB

BC

CP

P

1

12

28

8A

A1

10

00

0

IIC

C8

8

M

MC

C1

14

40

05

53

3B

BC

CP

P

1

12

28

8A

A0

09

99

9

IIC

C1

10

0

M

MC

C1

14

40

06

66

6B

BC

CP

P

1

12

28

8A

A0

04

47

7

IIC

C1

11

1

L

LM

M3

38

80

0N

N

1

12

28

8A

A0

04

46

6

IIC

C1

12

2

N

NA

AT  

T  

L

LM

M5

55

56

6

1

12

28

8A

A0

03

38

8--0

01

1

IIC

C1

13

3

M

MC

C1

14

40

04

46

6B

BC

CP

P

1

12

28

8B

B0

07

79

9

TRANSISTORS

TRANSISTORS

Q

Q1

1

T

TIIS

S9

93

3,

 

,

 

P

PN

NP

P

1

12

25

5B

B1

13

33

3

Q

Q2

2,  

,  

3

3,  

,  

4

4

T

TIIS

S9

92

2,  

,  

N

NP

PN

N

1

12

25

5B

B1

13

32

2

Q

Q5

5,

 

,

 

6

6

2

2N

N6

61

10

09

9,

 

,

 

P

PN

NP

P

1

12

25

5B

B4

43

31

1

Q

Q7

7,  

,  

8

8

2

2N

N5

58

88

85

5,  

,  

N

NP

PN

N,  

,  

P

Po

ow

we

err

1

12

25

5B

B4

43

32

2

MISCELLANEOUS

MISCELLANEOUS

J

J1

1,  

,  

2

2,  

,  

3

3,  

,  

4

4

C

Co

on

nn

ne

ecctto

orr,  

,  

W

Wa

affe

err

1

14

40

0A

A1

17

70

0

J

J5

5

C

Co

on

nn

ne

ecctto

orr,  

,  

1

12

2--p

piin

n

1

13

39

9A

A1

15

52

2

H

H1

1,  

,  

2

2,  

,  

3

3,  

,  

4

4

T

Te

errm

miin

na

all,  

,  

M

Ma

alle

e

2

23

33

3A

A1

10

06

6

P

P5

5

P

Pllu

ug

g,

 

,

 

1

12

2--p

piin

n

1

14

40

0A

A1

15

54

4

K

K1

1

R

Re

ella

ay

y,  

,  1

18

80  

0  O

Oh

hm

m,  

,  1

12

2V

V,  

,  D

DP

PD

DT

T

1

13

31

1A

A1

13

30

0A

A--0

01

1

Z

Z1

1

R

Re

essiisstto

or  

r  

N

Ne

ettw

wo

orrk

k,  

,  

9  

9  

x  

x  

1

10

0K

K

1

10

00

0A

A8

80

01

1

R

RT

T1

1

T

Th

he

errm

miisstto

orr,  

,  

2

20

00  

0  

O

Oh

hm

m

1

10

04

4A

A1

11

11

1

T

T1

1

T

Trra

an

nssffo

orrm

me

err,  

,  

D

Drriiv

ve

err

1

12

20

0B

B1

14

45

5

T

T2

2

T

Trra

an

nssffo

orrm

me

err,  

,  

O

Ou

uttp

pu

utt

1

12

20

0C

C1

15

51

1A

A--0

01

1

F

F1

1

F

Fu

usse

e,  

,  

1

15

5A

A,  

,  

3

3A

AG

G,  

,  

3

32

2V

V

1

14

48

8A

A1

10

07

7

D

DS

S1

1

L

La

am

mp

p,  

,  

1

14

4V

V,  

,  

G

Grre

ee

en

n

1

14

49

9A

A1

12

21

1A  

A  

S

SW

W2

2

S

Sw

wiittcch

h,  

,  

R

Ro

otta

arry

y

1

12

22

2B

B2

21

15

5

S

SW

W3

3

S

Sw

wiittcch

h,  

,  

P

Pa

ad

dd

dlle

e

1

12

22

2A

A2

21

14

4

T

TB

B1

1

T

Te

errm

miin

na

all,  

,  

S

Sttrriip

p

2

22

29

9A

A1

12

27

7

M

Miiccrro

op

ph

ho

on

ne

e

2

25

58

8B

B5

57

77

7--0

01

1

S

So

occk

ke

ett,  

,  T

Trra

an

nssiisstto

or  

r  ((Q

Q7

7,  

,  Q

Q8

8))

1

13

38

8A

A1

12

25

5

S

So

occk

ke

ett,  

,  L

La

am

mp  

p  ((D

DS

S1

1))

1

13

38

8A

A1

12

26

6B

B

H

Ho

olld

de

err,  

,  

F

Fu

usse  

e  

((F

F1

1))

1

14

43

3A

A1

10

06

6

K

Kn

no

ob

b,  

,  

G

GA

AIIN  

N  

cco

on

nttrro

oll

1

14

41

1A

A1

10

02

2

K

Kn

no

ob

b,  

,  

S

Se

elle

ecctto

orr

1

14

41

1A

A1

11

11

1

IIn

nssu

ulla

atto

or  

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Summary of Contents for PA300 Series 690009

Page 1: ...Price 4 00 Price 4 00 Model Model PA300 PA300 ELECTRONIC SIREN ELECTRONIC SIREN INSTALLATION INSTALLATION SERVICE SERVICE AND O AND OPERATING PERATING INSTRUCTIONS INSTRUCTIONS...

Page 2: ...kmanship and or workmanship This warranty does not cover travel expenses the cost of specialized This warranty does not cover travel expenses the cost of specialized equipment f equipment for gaining...

Page 3: ...ans of a front panel GAIN control Radio panel GAIN control Radio inter connect wires are built in No additional cables inter connect wires are built in No additional cables are required are required T...

Page 4: ...approx prox 64V peak to peak 64V peak to peak D Di im me en ns si io on ns s H HW WD D 2 2 1 1 2 2 6 6 3 35 5c cm m x x 6 6 1 1 2 2 1 16 6 5 51 1c cm m x x 8 8 1 1 2 2 2 21 1 5 59 9c cm m N Ne et t W...

Page 5: ...n to func unctio tion pro n proper perly t ly the he ground connection must be made to the NEGATIVE ground connection must be made to the NEGATIVE battery terminal battery terminal Sou Sound ou nd out...

Page 6: ...as a ing brackets as a template and scribe two drill positioning marks at template and scribe two drill positioning marks at the selected mounting location under the dash the selected mounting locatio...

Page 7: ...the relay coil one end of the relay coil 10 Connect the other end of the relay coil 10 Connect the other end of the relay coil to to the opposite potential of that connected to the wiper the opposite...

Page 8: ...seholder and 20 ampere fuse not supplied The supplied The fuseholder should be installed as close fuseholder should be installed as close as practical to as practical to the battery If necessary addit...

Page 9: ...ess Adjustment Figure 3 6 Relative PA Loudness Adjustment the microphone push to talk switch speak in a the microphone push to talk switch speak in a normal voice and adjust the GAIN control for the n...

Page 10: ...rely ly re re duced if any objects are in front of duced if any objects are in front of the speaker the speaker If your installation has obstructions in front If your installation has obstructions in...

Page 11: ...so be activated by means of an auxiliary siren can also be activated by means of an auxiliary switch such as the horn ring switch such as the horn ring button refer to para button refer to para graph...

Page 12: ...er analog switch connects the discharge pin of IC12A to the RC switch connects the discharge pin of IC12A to the RC timing network When the peak function is called for timing network When the peak fun...

Page 13: ...ch is siren function as long as the horn ring switch is depressed depressed If manual or hi lo is If manual or hi lo is the selected mode and JU1 the selected mode and JU1 and JU2 are set to AIR the w...

Page 14: ...NEGATIVE battery terminal to the NEGATIVE battery terminal Af Afte ter r r rep epai air r te test t st the e he ele lect ctro roni nic s c sir iren en an and d speaker system to ensure that it is spea...

Page 15: ...ive of a defective speaker short circuited voice coil Rebroadcast of speaker short circuited voice coil Rebroadcast of unsquelched radio or music for long periods will unsquelched radio or music for l...

Page 16: ...Figure 6 1 Chassis Figure 6 1 Chassis Removal Removal Figure 6 2 Internal View Figure 6 2 Internal View 14 14...

Page 17: ...15 15 F F i i g g u u r r e e 6 6 3 3 C C o o m m p p o o n n e e n n t t L L o o c c a a t t i i o o n n D D i i a a g g r r a a m m...

Page 18: ...F F i i g g u u r r e e 6 6 4 4 S S c c h h e e m m a a t t i i c c D D i i a a g g r r a a m m 16 16...

Page 19: ...R R1 1 2 2 3 3 6 6 T TI I5 55 5 1 11 15 5B B1 10 01 1 7 8 9 11 7 8 9 11 C CR R4 4 5 5 1 10 0 E ED D3 30 00 02 2S S 1 11 15 5B B3 30 01 1 13 14 15 13 14 15 C CR R1 16 6 1 1N N4 47 73 38 8 8 8 2 2V V Z...

Page 20: ...Printed in U S A Printed in U S A 255A198M 255A198M REV M 901 REV M 901...

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