HP-1144 Question

[JF]

Gary H. Harmon, Jr wrote:
> I have several HP-1144 AC power supplies and one of them has a different
> PCB.  It's marked 85-1928-2 while all the others are a dash one.  This dash
> two has a hole for a Q4 (looks to be a stud mounted rectifier).  There are
> also two loose brown wires; one is from connection "G" and the other goes to
> chassis ground.  Any ideas?  Anyone have a schematic of this particular
> power supply I can get?


Schematic sent via direct E-mail as attachments.

73
John   KE5ZB

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