TM 5-6350-264-14&P-10
NAVELEX EE 181-AA-OMI-110/E121 C-9412
T.O. 31S9-2FSS9-1-10
Table 5-2. Troubleshooting Procedures - Continued
Trouble
Probable cause
Corrective action
8.
(Cont)
Bad alarm
about 5 minutes for system to
identification
stabilize. Turn mode switch to
circuitry.
SECURE and then TEST/RE-
(Cont)
SET.
i.
If meter does not indicate 0 ohms, re-
place status processor intercon-
necting wiring subassembly.
(1) To remove status processor, turn
off switch S1 on power sup-
ply. Tag and disconnect Data
Transmitter wires from TB6
and TB7. Remove screws that
secure Transmitter to stand-
offs in CU. Be careful not to
drop Transmitter inside CU.
Remove Data Transmitter.
Loosen screws that secure
plug P1 to bottom of status
processor. Pull plug P1
straight down to disconnect
it. Remove screws that se-
cure status processor to top
of CU enclosure and it will
drop straight down.
(2) Remove PC boards A1 through
A12 from status processor by
placing thumb or finger under
board ejector and lift up until
board pops out of receptacle.
(3) Install PC boards A1 through A12
in new status processor inter-
connecting wiring subassembly.
Ensure that pins on all PC
boards are not bent or other-
wise damaged. Turn PC boards
so plastic ejectors are toward
top. Align boards with guides
at top and bottom of status
processor. Slide boards
straight in until they contact
receptacles at back of pro-
cessor. Then press firmly on
boards until they seat com-
pletely in receptacle.
5-106
