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identification of diode


New Member
can anyone help me identifiy D11 diode on 400-sl16m-pwr pcb of Presonus studio live 16.0.2
Label says B4Y but i cannot find anything on it nor where to get it. Product is discontinued and cannot find any retailers to ship pcb to Slovenia
Thanks for any help.

Nigel Goodwin

Super Moderator
Most Helpful Member
Surface mount parts generally don't have any meaningful numbers on them, you need a service manual that (hopefully) will tell you what it is - and allow you to work out what to replace it with, from the schematic.

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