If I install new backup batteries in the control cabinet of an S4 M94A,
how low have do they have to be powered before I can cut the power (for
approximately one minute) and to be sure that there will be no memory
loss?
If I install new backup batteries in the control cabinet of an S4 M94A,
how low have do they have to be powered before I can cut the power (for
approximately one minute) and to be sure that there will be no memory
loss?