On Feb 16, 2019, at 6:58 AM, dwight <dkelvey at hotmail.com> wrote: Not sure how much this will help but the EPROM programmer boards were an evolutionary thing. The UPP-816 would be quite similar to the UPP-833, except for extra stuff for voltage control and added addresses. What is the issue you are having with the board? Dwight From: cctalk <cctalk-bounces at classiccmp.org> on behalf of craig andrews via cctalk <cctalk at classiccmp.org> Sent: Saturday, February 16, 2019 12:20 AM To: cctech at classiccmp.org Subject: Intel Universal Prom Programmer UPP 103 documentation Hello, I need to do some work on my intel UPP-833 personality card in my UPP and am looking for documentation This document: 9800133F_Universal_PROM_Programmer_Reference_Manual_1977 has schematics for personality cards available in ?77 but does not include the UPP-833 I am having trouble with my UPP-833 and could use some documentation. Documentation on the UPP-832 would probably be helpful if nothing on the 833 There may be a newer version of 102448-001 I do not know about. There are two Documents that should have the information are: 102448-001. Printed Wiring Assembly UPP-833 Personality (drawings and schematics), L1002488, 123832, 2000966 123832-001. Printed Wiring Assembly UPP-833 Personality (drawings and schematics), L1002488, 123832, 2000966 Can anyone help? Regards Craig