Bose B2000 User Manual download pdf (Page 13)

6. Faults / Fuses

Maintenance

There are internal secondary (low voltage) fuses on

some internal supply rails.

In the event of failure the unit MUST BE DISCONNECTED FROM THE MAINS

SUPPLY BEFORE REMOVING THE UNIT

COVER

. The fuses should be

replaced with the same type only. THIS SHOULD BE CARRIED OUT BY

QUALIFIED PERSONS ONLY.

WARNING:

If the replaced fuse blows again then there is a serious fault within the unit.

Refer to a service engineer or contact your dealer. NEVER INCREASE THE

RATING OF THE FUSE.

ENSURE THAT ELECTRICAL POWER TO THE UNIT IS DISCONNECTED

BEFORE CARRYING OUT ANY M

AINTENANCE.

NOTE:

The filter b

etween

the air intake

(frontplate) and the

front

panel

the

1500

& B2000

amplifiers should be cleaned or replaced periodically, e.g. 12-24 months. (Filters in

amplifiers located in more 'dirty' atmospheres may require more frequent

maintenance).

No special tools are required to remove the filters. The filter should be

'dry' cleaned, using a vacuum cleaner preferably. Running the

amplifier

without a

filter is not recommended

. Replacement filter material is available.

No oth

er regular maintenance is required.

If you have any doubt about carrying out this procedure, refer to a qualified

service engineer or contact your

Bose ProPartner

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Bose B2000 User Manual Page 13