M2/M3 BFV: FIRE CONTROL SYSTEM - OD1608 - LESSON 2/TASK 1
3 Press the
PROGRESS PLEASE WAIT.
4 Wait for the display to change. When the new message
appears, it will say one of two things. If it says FAULTY CIB, press
STOP and then CLEAR.
Then replace the CIB, in accordance with TM
9-4910-751-14-1, and repeat the self-test.
If the message reads
REMOVE CX304 AND PLUG TA301, remove plug TA301 from cable CX304.
Then remove the CX304-P2 connector from the J2 connector on the CIB.
5 When plug TA301 and cable CX304 have been removed,
press the GO key.
The message on the display should read CONNECT
CX305 TO CIB J2. Substituting cable CX305 for CX304 in this way will
help the test set to determine whether the faulty component is cable
CX304 or plug TA301.
Plug the CX305-P2 connector into the J2
connector on the CIB.
Remember to make the connection carefully
because the pins can be bent or broken.
6 With cable CX305 connected to J2 on the CIB, press the
CONNECT PLUG TA301 TO CX305 should appear on the display.
Connect plug TA301 to connector CX305-P1.
7 Press the GO key. The message TEST IN PROGRESS PLEASE
WAIT should appear on the display.
8 Wait for the display to change. If the message FAULTY
TA301 appears on the display, replace TA301 and repeat the self-test.
If the message FAULTY CX304 appears on the display, replace cable
CX304 and repeat the self-test.
(e) When the self-test did not detect any problems with cable
CX304, and the message REMOVE PLUG TA301 FROM CX304 appeared on the
display, plug TA301 was removed from cable CX304. In this case, the
next step is to press the GO key.
The message TEST IN PROGRESS
PLEASE WAIT should appear on the display.
(f) Wait for the display to change.
If the display reads
CX304 OK, the self-test has detected no problems in cable CX304. In
this case, proceed to test cable CX305, as discussed in paragraph
However, if the message REMOVE CX304 FROM CIB J1
appears on the display, a problem exists.
To isolate the problem,
follow these steps: