Surveon NVR7312(2U), User Manual

Page: 33 / 367

33
2.5.3. Controller LED
1 2 3
Name Color Status
1.Ctrl Status
LED
Green /
Amber
Green indicates that a RAID controller is operating
healthily.
Amber indicates that a component failure has
occurred, or inappropriate RAID configurations
have caused system faults. It is also lit during the
initialization process.
2. Host
Busy
Green
Blinking Green to indicate traffic on the host bus.
3.Cache
Dirty LED
Amber
Amber indicates the following:
-
Cache Memory is dirty.
-
Errors occurred with cache memory (ECC
errors).
-
Battery voltage is lower than 2.5V.
-
Battery temperature reading is abnormal (out of
the 0 to 45°C range).
-
Battery is not present.
OFF indicates that the cache is clean, and that the
battery backup unit is capable of sustaining
memory in case of power loss.