Question on Punch Amp Module

[roknkj]

So i am working on a Punch 75HD with one bad channel. I narrowed it down to one the punch amp modules. One of the SOT23 SMD is:


Is this a 3.3v zener diode SOT-23?

On page 2 its the module with 17 pins.
View attachment rockford - HD-ModuleSchematics.pdf

 

[roknkj]

That would be this SOT23 see attached

 

[Perry Babin]

If it's a 3.3v Zener. it's likely an MMBZ5226.


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[roknkj]

here is the attached picture.

 

[Perry Babin]

https://datasheet.octopart.com/MMBZ5226BLT1G-ON-Semiconductor-datasheet-10741849.pdf

 

[roknkj]

Thank you