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mounting the wrong components.
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- **Print the BOM**, check the resistor values used and see if you
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can remove some values by putting them in parallel or series (or
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actually taking existing values that are as good). The same for
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capacitors (cf. [SVEC](https://www.ohwr.org/project/svec/wiki):
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9 C-types, 16 R-types).
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actually taking existing values that are as good).
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The same for capacitors (cf.
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[SVEC](https://www.ohwr.org/project/svec/wiki): 9 C-types, 16
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R-types).
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- Check if high precision or high power components that are used
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(e.g. 0.1% or 0.5W) are really needed.
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- Avoid through-hole components as they should be manually
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## FMC mezzanine cards
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1. An FMC mezzanine should have a specific EEPROM (24AA64T-I/MC).
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1. An FMC mezzanine should have a specific EEPROM (24C02, not a
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<s>24AA64T-I/MC</s>, or a DS1624 temp sensor with EEPROM).
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2. EEPROM: GA1 should connect to A0, GA0 should connect to A1
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(Observation 5.22 [ANSI/VITA 57.1
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spec](http://cdsweb.cern.ch/record/1172409?ln=en) - CERN only).
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