ユーザーズガイド SONY MDR-NC500D

[. . . ] MDR-NC500D ANA AI NC MODE 1 3 POWER A 2 POWER POWER ON A B C POWER POWER OA POWER AI NC MODE 3 POWER 4 5 MONITOR POWER OFF MONITOR MONITOR • • MONITOR POWER ON ©2008 Sony Corporation Printed in Malaysia 4-117-888-01(1) Digital Noise Canceling Headphones MDR-NC500D This unit is specifically for use with the ANA in-flight entertainment service. First step guide 1 Connect the headphones to headphones jack on seat. About AI NC MODE button. Sounds come from the headphones to inform you that the unit has started analyzing ambient sound components (approx. [. . . ] B : Noise mainly in a bus or a train is effectively reduced. C : Noise mainly found in an office environment (PC, copier, air ventilation, etc. ) is effectively reduced. 2 Set the POWER switch to “ON. ” The POWER indicator lights up in blue, and a short beep sounds from the unit. POWER indicator POWER switch POWER indicator AI NC MODE button 3 Put the headphones on your head. Place the headphones so that the cord on the left and the POWER switch on the right, and wear them snugly over your ears. About MONITOR button If the MONITOR button is pressed and held while the POWER switch is set to ON, playback silences then you can hear the surrounding environment. 4 Start playing a program. 5 Set the POWER switch to “OFF” after use. Notes To prevent hearing loss • Refrain from using the headphones for a long time at a loud volume. • Stop using the unit and notify a cabin attendant if you hear a howling effect (beep sound), or if loud sound occurs suddenly. [. . . ] If there is no sound Connect the plug firmly in the jack in the seat of the airplane. MONITOR button Monitor microphone ©2008 Sony Corporation Printed in Malaysia 4-117-888-01(1) [. . . ]