VOLUME, READING LIGHT AND CREW CALL BUTTON
音量、閱讀燈和叫喚機艙服務員按鈕
Access the volume, the screen brightness settings, your reading light and the crew call button by lightly touching the button beneath the screen. 如需調校音量、熒幕亮度、開關閱讀燈或叫喚機艙服務員,可按一下熒幕下的圓形按鈕。