MSI Z68MA-ED55 (B3) - Manual (Page 36)

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Hardware Setup
LED Status Indcators
CPU Phase LED
These LEDs ndcate the current CPU power phase mode. Follow the nstructons below
to read.
Lghts Off
CPU s n 1 phase power mode.
CPU s n 2 phase power mode.
CPU s n 3 phase power mode.
CPU s n 4 phase power mode.
CPU s n 5 phase power mode.
CPU s n 6 phase power mode.
Dual BIOS LED (optonal)
The Dual BIOS LED ndcates the BIOS status durng system power on. Follow the
nstructons below to read.
Off: Normal.
Blnk (1 cycle/second): The prmary BIOS faled.
Sold: Both prmary and secondary BIOS faled.
CPU Phase LEDs
Dual BIOS LED