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LED Display & System Status Overview
LED LED Display & System Status
Blue: You can press the copy button to copy data
n Front USB
Status
Flashes blue: Accessing data
Green: System is normal
Flashes green: Hard disk not detected; Hard disk not
initialized
Red: Warning on disk full status; Disk capacity is almost
full; RAID degraded mode (read-only), abnormal disk
writing
Flashes red: RAID degraded mode
Flashes green and red alternatively: Update firmware;
RAID rebuilding/ expanding/ migrating
o Status
Off: HDD standby mode
pHDD1/ qHDD2
rHDD3/ sHDD4
y Green: Disks are normal
y Flashes green: Reading/ writing data
y Red: Abnormal reading/ writing
y Flashes red: Hard disks are abnormal, but are still being
read/ written
tLAN
Flashes orange: Accessing data
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