Indicator
M - Standby
Power
N - Main Power
O- MBC
P - MBC
T - M.2 SSD
TX2550 M4
Status
Description
orange on
All standby voltages ok
green on
All main voltages ok
green on
PSU power ok
orange on
MBC error
orange on
M.2. SSD failure
Upgrade and Maintenance Manual
Appendix A
501