Section IV. INSTALLATION ALIGNMENT

TM 5-6350-262-14/1

NAVELEX 0967-LP-466-9012

TO 31S9-4-36-1 Chg 2

The RANGE control end of the pc board is oriented

(3) Connect black lead from the chassis

toward the transmit transducer (white dot) and the Q1,

ground to its respective terminal (BLK) on the pc board.

Q2 component end of the pc board is oriented toward

e. Lead Connections. Connect the cable leads to

the transmit transducer (white dot) and the Q1, Q2

the processor and the transceiver screw type terminal

component end of the pc board is adjacent to the

strips in accordance with the configuration used, as

receiver transducer (blue dot). When the pc board is

shown in interconnecting data in figure FO-1.

secured in place, the RANGE control will be positioned

approximately midway between the ends of the

NOTE

enclosure.

(1) Connect the transmit transducer (white

For transceivers served by a single

dot) red and blue leads to their respective terminals

processor, all transmit transducers are

adjacent to the RANGE control.

parallel connected in one circuit, all the

(2) Connect the receiver transducer (white

receiver transducers are parallel connected

dot) red and blue leads to their respective terminals

in another circuit in both the processor and

adjacent to the receiver transducer.

the transceivers are all connected in series.

Section IV. INSTALLATION ALIGNMENT

2-17. General

Double the approximate run distance to

each unit to account for completing the

The procedures for alignment after installation are

tamper loop.

outlined in the following paragraphs.

Table 2-3. Wire Resistance Per 1000 Feet

NOTE

The processor provides a synchronizing

output (terminal 7 of TB2) for connection to

any Processor, Passive Signal Ultrasonic

MX-9443( )/FSS-9(V) that might be operating

in the area protected by the processor and

transceiver. This output positions a band-

reject region in the Processor, Passive

Signal Ultrasonic MX-9443(

)/FSS-9(V)

(4) Remove the enclosure cover of each

passband to eliminate interference from the

unit (one at a time) and verify that the meter reading

ultrasonic transmission of the processor

goes to infinity (open circuit). The switch should open

and the transceiver.

Synchronization of

with no less than 1/8 inch nor more than inch of cover

processors (para. 2-19) is necessary if two

displacement.

If the switch fails to meet these

or more processors are operating in a single

requirements report malfunction to direct support

building. REASON: Reduce possibility of

(intermediate) maintenance. Pull the tamper switch

intersensor interference.

plunger out and verify that the continuity is restored and

the resistance approximates that of the tamper circuit.

2-18. Equipment Test and Final Adjustment

Fasten the cover to the enclosure and again verify that

The equipment is now ready to be checked for tamper

the continuity is complete and the resistance

circuit protection and excessive noise and walk tested

approximates that of the tamper circuit.

with all the transceivers connected and the RANGE

(5) Repeat (4) above for each of the

control on each set to the appropriate level.

enclosures.

(6) To simulate the cover on the processor

a. Tamper Circuit Test. This test involves the use

enclosure use a straight edge across opposite sides of

of two men; one to monitor the multimeter and the

the enclosure to depress the tamper switch plunger.

second to move from unit to unit and verify the switch

Verify that the continuity is complete and the resistance

operation and plunger travel.

approximates that of the tamper circuit.

(1) Remove the cover from the processor

(7) Remove the multimeter test leads and

(fig. C-1) and pull the tamper switch (fig. 1-1) plunger

reconnect the temporarily removed lead to terminal 5 of

out to complete the circuit in this enclosure.

TB1.

(2) Temporarily remove the lead from

b. Noise Test. This test is essentially a repeat of

terminal 5 of TB 1 (fig. 1-1) that goes to the J-SIIDS

the noise test procedure performed in the preliminary

control unit.

adjustment, section III except that all transceivers are

(3) Connect a multimeter (AN/USM-210)

connected and operating.

between terminals 2 and 5 of TB1 (fig. 1-1). With the

(1) Connect the multimeter (AN/USM-210)

covers secured to all the enclosures and the tamper

positive lead to the NOISE test point (fig. 1-1) and the

switch plunger of the processor pulled out the continuity

negative lead to the REFERENCE test point in the

should be approximately that as indicated in table 2-3.

processor. Set the multimeter to read A.C. and the

NOTE

range selector switch to 2.5V.

Approximate resistance per 1000 feet for

various wire sizes is given in table 2-3.

Change 2 2-10