PERFORMANCE: Given a C-6533, extracts of TM 11-5821-262-35, MK-994/AR, multimeter
headset microphone H-101A/U (two each), tool kit TK-105G, and a qualified OJT monitor.
PERFORMANCE-ORIENTED: Given information contained in this lesson, pencil, paper, and
PERFORMANCE: Minimum acceptable performance is evident when the student can repair
interphone communication set C-6533 by replacing a faulty replaceable part/component
assembly in one of two attempts within 30 minutes IAW Chapters 3 and 4 of TM 11-1521-262-
PERFORMANCE-ORIENTED: Demonstrate competency of task skills and knowledge by
correctly responding to 80 percent of the multiple-choice test covering repair of
communications system control C-6533.
Learning Event 1
Isolation of the faulty component in your previous lesson requires you to perform the
repair task. The task is the removal and replacement of the faulty part/component assembly,
and then the final operational test to verify that the repair is completed.
When performing the repair task, ensure that the necessary tools and equipment
are available. (See TM 11-5821-262-35.)
NEVER REMOVE AND REPLACE COMPONENTS WITH POWER
APPLIED. ENSURE THAT ALL POWER IS REMOVED FROM
THE C-6533 BEFORE PERFORMING THIS TASK.