**ON A/C ALL Subtask 21-31-51-410-068 C. Close access (1) In the zone 312, disconnect and remove the 600 ohm boomset from the service interphone jack 13RJ. (2) Make sure that the work area is clean and clear of tool(s) and other items. (3) Install the access panel 312AR. (4) Remove the access platform from the zone 312. (5) In the cockpit on the CAPT jack panel, disconnect and remove the 600 ohm headset.
EFF : R CES
ALL
21-31-51
Page 417 May 01/05
飞行翻译公司 www.aviation.cn 本文链接地址：A319 A320 A321 飞机维护手册 AMM Aircraft Maintenance Manual 12_部分4.pdf
EFF : R CES
ALL
21-31-51
Page 417 May 01/05
飞行翻译公司 www.aviation.cn 本文链接地址：A319 A320 A321 飞机维护手册 AMM Aircraft Maintenance Manual 12_部分4.pdf
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