2026 JMRI Pierre Billon 1 2026-07-25 PB Creation. CV156 bits 4-7, dimming mask for AUX3-AUX6, new in firmware 3.15. Dim AUX3 Atténuer AUX3 Abblendlicht AUX3 Dim AUX4 Atténuer AUX4 Abblendlicht AUX4 Dim AUX5 Atténuer AUX5 Abblendlicht AUX5 Dim AUX6 Atténuer AUX6 Abblendlicht AUX6