Audio problem: When the soldiers in the back come flying through the window, you hear a window pane break and cullets tingle when the window is in fact a Japanese-style paper window. (00:43:40)

M*A*S*H (1972)
1 audio problem in Welcome to Korea - chronological order

Visible crew/equipment: After Charles confronts Choi Sung Ho about the candy, Ho explains that he sold it on the black market to buy real food, and when Ho reenters the mess tent through the side door, we can see that outside there's a director's chair, which actors also use, with something printed on its back.
Frank Burns: You disgust me!
Hawkeye: You're right, Frank... I discussed you with everyone I know and we all find you disgusting.
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Answer: It is actually Cencompac for Central Command of the Pacific. It is like the headquarters for all military activity in the Pacific Region (Japan, Korea, Okinawa, etc. The newer version of that is United States Pacific Command (USPACOM).
EMTurbo
And the abbreviations were used mainly by the Navy. Especially CENCOMPAC.
Https://en.wikipedia.org/wiki/United_States_Indo-Pacific_Command.