diff --git a/LTZ-x7000/PowerBoard/HighIsoXFMR/readme.md b/LTZ-x7000/PowerBoard/HighIsoXFMR/readme.md
index 4287f2f..3d99594 100644
--- a/LTZ-x7000/PowerBoard/HighIsoXFMR/readme.md
+++ b/LTZ-x7000/PowerBoard/HighIsoXFMR/readme.md
@@ -1,3 +1,7 @@
 ### KNOWN BUGS:
+- Tie U2 pin 3 to GND to ensure 50% duty mode
+
+- DNP R30 and D1
+
 - Reverse protection not functional, short out Q10, Q11, Q12, Q13 and mind polarities when populating batteries.
 - Fix: replace with N-Fet Source to Vbat+, Gate to Vbat-
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