Here are the diagrams and repair parts for Official Soundesign 0551BKD audio equipment, as well as links to manuals and error code tables, if available.
There are a couple of ways to find the part or diagram you need:
Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.
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For DIY troubleshooting advice and repair guides, visit our repair help section.
No image available - fidelitone diagram
Part #0551LL2
The manufacturer no longer makes this part, and there's no substitute part
No image available - fidelitone diagram
Part #0551LUP
The manufacturer no longer makes this part, and there's no substitute part
No image available - fidelitone diagram
Part #0551RUP
The manufacturer no longer makes this part, and there's no substitute part