Bose 25 manual Troubleshooting, Problem What to do

Problem

What to do

System does not function

• Make sure the power connector is inserted securely into the music center, the power cord

at all

is inserted securely into the Acoustimass® module, the power pack and power cord are

plugged fully into operating AC wall outlets.

• Be sure to select a source (CD, AM/FM, etc.).

• Unplug the music center power pack for a minute, then reconnect it. This allows the unit

to reset itself after a power surge or power interruption.

• If the system is not responding, press STORE, ERASE, and ON/OFF (on the music center)

at the same time, to reset the system.

No sound

• Increase the volume.

• Check to see if MUTE is lit on the display. If it is, press the MUTE button on the remote

control to unmute the sound.

• Make sure the audio input cable is firmly seated in the music center SPEAKER ZONE 1

jack and the multi-pin connector on the other end is firmly seated in the Acoustimass

module AUDIO INPUT jack.

• Check speaker connections.

• Turn the music center off for ten seconds, then on again, to restore communication

between the music center and the speakers.

• Check the connections for any external components. Make sure to select the correct

source for the desired input.

• Be sure the CD is placed correctly, label-side up, in the magazine, and the magazine is

inserted properly in the music center.

• Disconnect any headphones.

• Connect the FM and AM antennas.

No sound from

• Make sure the center cube cable is connected at both ends.

center speaker

• Select STEREO+CENTER (3-speaker) or SURROUND (5-speaker) mode.

Too much sound

• In STEREO+CENTER mode, press SURROUND – to decrease center speaker volume.

from center speaker

• Press and hold the STEREO+CENTER (3-speaker) mode key for 10 seconds to restore

the factory preset center volume setting.

No sound from

• Select SURROUND (5-speaker) mode.

surround speakers

• Press SURROUND +.

• Press and hold the SURROUND (5-speaker) mode key for 10 seconds to restore the

factory preset surround volume setting.

• Make sure the video sound source is stereo and surround-encoded, and the component

used (TV, VCR, laserdisc player) is stereo.

Surround speakers

• In SURROUND mode, press SURROUND –.

are too loud

• Make sure that the left and right front speakers are connected to the front speaker jacks

(blue) and the left and right surround speakers are connected to the surround speaker

jacks (orange).

• Press and hold the SURROUND (5-speaker) mode key for 10 seconds to restore the

factory preset surround volume setting.

26

December 20, 2001

AM187718_01_V.pdf