[Test-Equipment] Help with HP 34401A ROM orientation

Howie Esrman at ameritech.net
Thu Nov 25 20:45:58 EST 2010


Send me the photo.I MAY be able to clear it a bit.

esrman at ameritech.net


----- Original Message ----- 
From: "DaveC" <davec2468 at aim.com>
To: "Test-equipment list" <test-equipment at mailman.qth.net>
Sent: Thursday, November 25, 2010 8:18 PM
Subject: [Test-Equipment] Help with HP 34401A ROM orientation


> Anyone with a 34401A DMM, would you please take a peek at the 
> firmware EPROM and tell me which way 'round it's supposed to go?
> 
> I see no "pin 1" indication on the PCB, and although I took a photo 
> before unsoldering the old one, it's too fuzzy to be sure.
> 
> Happy Thanksgiving to all the Yanks,
> Dave
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