Bose 29354 사용자 설명서 - 페이지 8

{카테고리_이름} Bose 29354에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Bose 29354 11 페이지. Acoustic noise cancelling headphones

Cleaning the headphones

Scheduled cleaning is not required. However, you can

simply wipe the outside surfaces with a damp cloth, as

needed. Also, be sure that the earcup ports are clear and

that no moisture is allowed into the earcups.

Problem

• Noise reduction

absent

• Low or no

volume

• Crackling noise;

intermittent loss

of noise reduction

• Low rumbling

AM257565_00 _V.pdf May 13, 2003

Reference

Possible Cause

No power

to headphone

Audio source

setting

Audio attenuator

connection

Low battery

Poor earcup ﬁt

Ports blocked

Solution

Turn unit on;

check battery

Turn source

volume up or set

audio attenuator

on "Hi"

Check connection

at source and

insertion into

the earcup

Replace

battery

Adjust ﬁt on ears

Clear ports