Appendix A
15.2.3.4 Indicator on FJBU
Figure 203: Indicator on FJBU
Pos. Indicator
FJBU status
1
indicator
334
Status
Description
flashing
The battery unit is charging.
green
flashing
green
The battery unit is discharging.
slowly
green on
The battery unit is fully charged.
A battery unit failure has been detected.
Possible causes:
flashing
orange
– Capacity failure
– Overheating
orange on
A general battery failure has occurred.
Upgrade and Maintenance Manual
TX1320 M4