DRAFT
TM 5-4210-249-13&P-2
0173
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
TFFT04701
NOTE
Step 16 tests RJ-12 connector in position 1. All crew cab RJ-12 connectors are tested the
same way. Cable 1 lower center intercom jack. Cable 2 driver side intercom jack. Cable
3 upper center intercom jack. Cable 4 passenger side intercom jack.
Step 16.
Disconnect intercom wire harness crew cab intercom connector (WP 0445). Remove
crew cab intercom interface adapter (WP 0445). With a test lead set, check continuity
across crew cab intercom wire harness, communication wire (white & green) from crew
cab intercom wire harness connector, terminal 16 to crew cab interface RJ-12 adapter
jack connector, terminal 1, communication wire (white & orange) from crew cab wire
intercom harness connector, terminal 17 to crew cab interface RJ-12 adapter jack
connector terminal 2, communication wire (blue) from crew cab wire intercom harness
connector, terminal 6 to interface adapter jack connector terminal 3, communication
wire (white & blue) from crew cab wire intercom harness connector, terminal 18 to crew
cab interface RJ-12 adapter jack connector terminal 4, communication wire (orange)
from crew cab wire intercom harness connector, terminal 7 to crew cab interface RJ-12
adapter jack connector terminal 5, and communication wire (green) from crew cab wire
intercom harness connector, terminal 19 to interface adapter jack connector terminal 6.
a.
If continuity is present, replace intercom wire harness (WP 0454).
b.
If continuity is not present, replace crew cab intercom wire harness
(WP 0445).
0173-11
