Re: Fluke 9010A ROM question

I guess for not it's safe to assume that perhaps pin 1 of U62 is tied to GND
such that
ROM U9(J9) = U1 on the piggy back PCB + U18,
ROM U19 = U19+U20
and ROM U21 = U21 + U2 on piggy back PCB.
??
:-)
-Adam

>From: John Robertson <jrr@flippers.com>
>To: "techtoolslist@flippers.com" <techtoolslist@flippers.com>
>Subject: Re: Fluke 9010A ROM question
>Date: Tue, 18 May 2004 07:52:36 -0700
>
>You need to compare the revision of schematics that you have to the serial
>number of your machine. These units evolved over time (not a theory ;-)
>...someday someone will post pictures of the various revisions...
>
>John :-#)#
>
>>I popped open my Fluke yesterday and noticed that ROMS are located in
>>locations J9 (U9) U19 and U21. So looks like the ROM archive on the FTP
>>site has everything I need.
>>
>>Just out of curiosity though... this differs from the schematics and info
>>in the service manual in that there should be ROMS at location U18 - U21.
>>I'm looking at the schematics now and don't see any jumpers etc that would
>>allow you to use, say, ROMs that are twice the size of the original ones
>>which is what appears to be the case. Am I missing an EC or something that
>>was done to the main PCB at some point in time? Or are my schematics
>>dated?
>>
>>-Adam
>
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Received on Tue May 18 12:59:09 2004