Service manual

STP 11-25R13-SM-TG
3 - 79
Performance Measures Results
b. Chroma key problems normally result from the improper operation of the keying
setup such as light bounce from the Chroma key backdrop or shadows that cause
tearing.
P F
c. Check for the presence of minute amounts of dirt or foreign matter on the
contacting surfaces.
P F
d. Check the output of relay-type switchers that employ decoupled cathode followers
for rapid bounce. This may occur on a switch between signal sources or even a
drastic change of scenic brightness.
P F
4. Isolate the fault to a component. P F
a. Perform resistance and continuity tests with a multimeter. P F
b. Perform power distribution voltage tests. P F
5. Replace, repair, or adjust faulty component. P F
6. Operations check by performing the procedures in performance measure 2b; readjust
or align as necessary.
P F
7. Complete DA Form 2407 (Blocks 27, 28, and 36). P F
8. Turn DA Form 2407 into the supervisor to inspect work. P F
Evaluation Guidance: Score the soldier a GO if all steps are passed (P). Score the soldier a NO-GO if
any step failed (F). If the soldier fails any step, show what was done wrong and how to do it correctly.
Have the soldier practice until he can correctly perform the task.
References
Required Related
DA Pam 738-750 TB 385-4
Mfg Manuals