Figure 2-2. LAS Simplified Functional Block Diagram

TM 5-6350-264-14&P-8

NAVELEX EE181-AA-OMI-090/E121 SA-1954

T.O. 31S9-2FSS9-1-

(4) No alarm. The LAS is in the no-alarm state when

is moved, the normally low resistance across the tamper

switch terminals is changed to high resistance which is

a circuit impedance of 2000 ohms or less is present

used as the tamper alarm signal. When the cover is

across TB1-1 and TB1-2 and TB1-5 and TB1-6.

installed, the tamper alarm switch is restored to the no-

alarm state.

Figure 2-2. LAS Simplified Functional Block Diagram

2-3/(2-4 blank)