TM 9-4120-404-14
3-37. LOGIC BOX ASSEMBLY (LGC). - Continued
b. Test. - Continued
b. For the next 8 seconds:
LED 6 illuminates.
LED 7 remains illuminated.
c. For the next 2 seconds:
LED's 6 and 7 turn off.
d. For the next 2 seconds:
LED 6 shall continue to be off.
LED 7 shall illuminate.
e. Steps b-d shall repeat twice. Then, LED 6 illuminates and LED 7 remains illuminated. End of routine.
7. Place S6 in the "OFF" position. Reset previous fault condition by turning the mode switch, S7, to
"OFF/RESET" position, then back to "C" position. Place S4 in the "ON" position for 2 seconds, then place
S4 in the "OFF" position. The following routine shall occur:
a. LED 2 shall turn off; LED 7 shall remain illuminated.
b. For the next 8 seconds:
LED 4 illuminates.
LED 7 remains illuminated.
c. For the next 2 seconds:
LED's 4 and 7 turn off.
d. For the next 2 seconds:
LED 4 shall continue to be off.
LED's 2 and 7 shall illuminate. End of routine.
8. Place S5 in the "ON" position for 2 seconds, and then place S5 in the "OFF" position. The following routine
shall occur:
a. LED 2 shall turn off LED 7 shall remain illuminated.
b. For the next 8 seconds:
LED 5 illuminates.
LED 7 remains illuminated.
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