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13-6. OPERATIONAL CHECK. Continued
TM 11-5820-890-30-5
Step 1. CX-13293/VRC CABLE CHECK.
Action
Response
a. Set DMM to 200 W scale and check the
a. All DMM readings are less than 1 W.
resistance between the following connector
If not, cable is bad.
pins:
P1-1
and P3-K
P1-7
and
P2-B
P1-8
and P2-C
P1-9
and
P2-D
P1-13 and P2-F
P1-14 and P2-E
P1-17 and P2-A
P1-34 and P3-N
P1-41 and P3-A
P1-42 and P3-U
P1-48 and P3-S
P1-50 and P3-B
P1-51 and P3-E
P1-54 and P3-T
b. Set DMM to 20 W scale and check the
b. All DMM readings are 4.7 to 5.5 W.
resistance between the following connector
If not, cable is bad.
pins:
P1-8
and P1-54
P1-8
and
P3-T
P1-54 and P2-C
P2-C and P3-T
c. Set DMM to 2 W scale and check the
c. All DMM readings are 470 to 550 W.
resistance between the following connector
If not, cable is bad.
pins:
P1-34 and P1-42
P1-34 and P3-U
P3-N and P3-U
P3-N
and
P1-42
d. Set DMM to 2 W scale and check the
d. All DMM readings are 0.83 to 1.63 W.
resistance between the following connector
If not, cable is bad.
pins: NOTE: Observe polarity.
(+) lead
(-) lead
P3-D
P1-54
P3-D
P3-T
13-3
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