2.4 Meaning of the LED
Figure 2.3: RMAB front panel
table 2.1:
Abbreviations Name Meaning
ACT µp (green) ACT processor microprocessor operation
PWR (green) PoWeR mains power on
INT INTernal internal alarm
ONL ON Line not used
CPU CPU PABX CPU alarm
EXT EXTernal external alarm
Chapter
2
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2-2
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