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## Project information
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- *Patch panel* is described in this page: [Patch-panel](Patch-panel)
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and available on
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[EDA-03388-V1](https://edms.cern.ch/item/EDA-03388-V2-0/0)
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- *Breakout board* is described in this page:
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[Breakout-board](Breakout-board) and available on
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[EDA-03341-V1](https://edms.cern.ch/nav/P:EDA-03341:V0/I:EDA-03341-V1-0:V0)
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- *Patch panel* is described in this page: [Patch-panel](Patch-panel) and available on [EDMS](https://edms.cern.ch/project/EDA-03388)
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- *Breakout board* is described on [Breakout-board](Breakout-board) and available on [EDA-03341-V1](https://edms.cern.ch/nav/P:EDA-03341:V0/I:EDA-03341-V1-0:V0)
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-----
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## PCB versions
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### Working versions
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* Modifications required for proper operation:
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* For a stable N2V9 supply rail, change R19 from 3.9k to 10k.
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* (Above V4 via problem might theoretically be possible as well, though not seen at production)
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* Modifications wrt V3:
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* (to be added)
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* Modifications wrt V2:
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* main change: LMH7322SQ comparator changed to LMH7324SQ to allow Vin,diff > 1.2V
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* several others.. to be documented
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### Development versions
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- Several components were changed on EDA-03287-V2 to make it
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## Production Test Suite
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An automated test procedure exists, see https://wikis.cern.ch/display/TEABT/FMC+DIO+10i+8o+Automatic+tester (CERN internal for now, to be published here)
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-----
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## Contacts
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- Pieter Van Trappen
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