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3-

3-1.

1. U

UN

NPA

PAC

CK

KIN

ING

G..

 After unpacking the 

 After unpacking the Model PA300, examine 

Model PA300, examine it

it

for damage that may have occurred in transit. If the

for damage that may have occurred in transit. If the
equipment has been damaged, file a claim immedi-

equipment has been damaged, file a claim immedi-
ately with the carrier stating the extent of damage.

ately with the carrier stating the extent of damage.
Carefully check all envelopes shipping labels and

Carefully check all envelopes shipping labels and
tags before removing or destroying them.

tags before removing or destroying them.

3-

3-2.

2. MO

MOUN

UNTI

TING 

NG BR

BRAC

ACKE

KET.

T.

 WARNING

 WARNING

When installing equipment inside air bag 

When installing equipment inside air bag 
equipped vehicles, the installer MUST

equipped vehicles, the installer MUST
ensure that the equipment is installed

ensure that the equipment is installed
ONLY in areas recommended by the vehicle

ONLY in areas recommended by the vehicle
manufacturer.

manufacturer.

Failure to observe this warning will reduce

Failure to observe this warning will reduce
the effectiveness of the air bag, damage the

the effectiveness of the air bag, damage the
air bag, or potentially damage or dislodge

air bag, or potentially damage or dislodge
the equipment, causing serious injury or

the equipment, causing serious injury or
death to you or others.

death to you or others.

The PA300 comes equipped with a swinging 

The PA300 comes equipped with a swinging 

bracket which enables it to be 

bracket which enables it to be mounted in variety of 

mounted in variety of 

positions. Positioning the bracket above the unit

positions. Positioning the bracket above the unit
allows mounting to the underside of the dash. 

allows mounting to the underside of the dash. Posi-

Posi-

tioning the bracket below the unit will 

tioning the bracket below the unit will permit mount-

permit mount-

ing on any horizontal surface.

ing on any horizontal surface.

The unit should be mounted in 

The unit should be mounted in a position that

a position that

is both comfortable and convenient to the operator.

is both comfortable and convenient to the operator.
Keep visibility and accessibility of controls in 

Keep visibility and accessibility of controls in mind.

mind.

To install the unit under the 

To install the unit under the dash, determine the

dash, determine the

mounting location and proceed as follows (see figure

mounting location and proceed as follows (see figure
3-1).

3-1).

CAUTION

CAUTION

The unit must be installed in an adequately

The unit must be installed in an adequately

 ventilated area. Neve

 ventilated area. Never install near heater

r install near heater

ducts.

ducts.

 A.

 A. Use one of the mount

Use one of the mounting brackets 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 location under the dash.

CAUTION

CAUTION

Before drilling holes in ANY part of a

Before drilling holes in ANY part of a

 vehicle, be sure that both sid

 vehicle, be sure that both sides of the

es of the

mounting surface are clear of parts

mounting surface are clear of parts
that could be damaged; such as brake

that could be damaged; such as brake
lines, electrical wiring or other vital

lines, electrical wiring or other vital
parts.

parts.

B.

B. Drill tw

Drill two 1/4-in

o 1/4-inch diamet

ch diameter holes at the

er holes at the

position marks.

position marks.

-4- 

-4- 

Figure 3-1. installation of PA300 Under Dash.

Figure 3-1. installation of PA300 Under Dash.

C.

C. Secur

Secure the mounting bra

e the mounting bracket to the dash

cket to the dash

with (2 each) 1/4-20 x 3/4 hex head 

with (2 each) 1/4-20 x 3/4 hex head screws, 1/4 split

screws, 1/4 split

lockwashers and 1/4-20 hex nuts as shown 

lockwashers and 1/4-20 hex nuts as shown in figure

in figure

3-1.

3-1.

D.

D. Secure the P

Secure the PA300 unit to 

A300 unit to the mounting 

the mounting 

bracket with black 1/4-20 x 7/16 hex head s

bracket with black 1/4-20 x 7/16 hex head screws and

crews and

1/4 split lockwashers.

1/4 split lockwashers.

E.

E. Tilt the unit 

Tilt the unit to the desired 

to the desired position. Tighten

position. Tighten

the black 1/4-20 x 7/16 hex head 

the black 1/4-20 x 7/16 hex head screws.

screws.

3-3

3-3..

PO

POWER 

WER CA

CABL

BLE I

E INST

NSTAL

ALLA

LATIO

TION.

N.

The power cable included in the carton is

The power cable included in the carton is

equipped with a twelve-prong plug (P5) that 

equipped with a twelve-prong plug (P5) that mates

mates

with the connector (J5) on the rear of 

with the connector (J5) on the rear of the electronic

the electronic

siren (see figure 3-2). The various wires on 

siren (see figure 3-2). The various wires on the

the

connector must be connected as follows:

connector must be connected as follows:

 WARNING

 WARNING

Failure to observe this 

Failure to observe this WARNING may

WARNING may

result in fire, burns or blindness.

result in fire, burns or blindness.

If shorted to vehicle frame, high current

If shorted to vehicle frame, high current
conductors can cause hazardous sparks

conductors can cause hazardous sparks
resulting in electrical fires or molten

resulting in electrical fires or molten
metal.

metal.

DO NOT connect this system to vehicle

DO NOT connect this system to vehicle
battery until ALL other electrical connec-

battery until ALL other electrical connec-
tions are made and mounting of all

tions are made and mounting of all
components is complete.

components is complete.

 Verify that no short 

 Verify that no short circuits exist, before

circuits exist, before

connecting to the Positive (+) battery

connecting to the Positive (+) battery
terminal.

terminal.

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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