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Troubleshooting

Problem

What to do

No sound

• Make sure the receiver is plugged in and turned on.

• Check to be sure the AC power (mains) outlet is working.

• Disconnect any headphones plugged into the headphone jack.

• Make sure the receiver is not set to MUTE.

• Refer to the owner's guide that came with your receiver.

• Check connections to both the speakers and the receiver.

Refer to "Make the connections" on page 6. Correct any connec-

tion errors.

No sound from

• Disconnect the working speaker from the receiver.

one speaker

• Switch the cord of the "faulty" speaker from its original receiver

jacks to the other set of jacks (the working speaker was originally

attached to those jacks).

– If the speaker now works, the problem is in your receiver.

– If the speaker does not work, continue below.

• Remove the cord from the working speaker and connect it to the

"faulty" speaker and either set of receiver jacks.

– If the speaker now works, the problem was in the original

– If the speaker does not work, the problem is in the speaker.

One speaker

• Follow the same procedure for the problem of no sound from

sounds distorted

one speaker, as outlined above.

Not enough

• Adjust the bass and treble controls on the receiver.

bass or treble

• Check the connections to make sure they are correctly in phase

(+ to + and – to –). Refer to "Make the connections" on page 6.

• Move the speakers closer to or farther from the side walls or other

sound-reflecting hard surfaces.

Customer service

If the troubleshooting guidelines above do not solve your problem, contact your authorized

Bose

dealer to arrange for service. To obtain information or service directly from Bose, refer

to the listing at the end of this guide. Bose Corporation will make every effort to correct any

problem within the terms of your warranty.

AM181869_04_V.pdf

Using and Maintaining Your 301

speaker cord.

October 30, 2001

Series IV Speakers