Summit WM Technical Reference Guide, Software Version 5.1 77
NOTE
LED 3 – HDDActivity LED – Orange/Amber
• HDDActivity LED is off when HDD is not in use
• HDDActivity LED is on when HDD is in use
LED 4 – Hot Swap LED – Blue
• Solid Blue when the hot swap lever is pulled out
Summit WM Controller WM20 protocols
The Summit WM Controller WM20 uses similar protocols to the Summit WM Controller WM200/2000.
For more information, see “Summit WM Controller WM200/2000 protocols” on page 72.
A component fails to start or needs restarting (Startup Manager
Task retrying that component)
Solid Amber Blinking Green
Possible hardware failure (Fan, temperature) Green Blinking Red
A component fails (no more retries) Solid Red Off
System about to reset by the watchdog Blinking Red Off
System shutdown/halt (Requires manual reboot) Solid Red Solid Red
Table 23: Summit WM Controller WM20 LED states and corresponding system states
System state Status LED Activity LED
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