TM 9-2350-277-34EXTERNAL COMMUNICATION BOX A11 INOPERATIVE (M1068A3 ONLY)—Continued 0011 00CY1. Remove cable W101 plug P1 (1) from jack J1 (2), and cableW102 plug P1 (3) from jack J4 (4) of Curbside Data Panel A12.2. Measure resistance between pin on cable W101 plug P1 (1) andLAN jack A (5) on External Communication Box A11 (6) frontpanel. Repeat check for cable W102 plug P1 (3) and LANjack B (7).3. Does multimeter read 0 ohms for each measurement?YESNOCYN1. Replace cable W101 and/or cableW102 (WP 0105 00).2. Verify no faults found.C2Y1. Verify no faults found.0011 00-4
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