S3740 Hardware Installation Manual
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No. Abbrev.
Name
Description
1
PWR
Power indicator
When the switch is powered on, the
indicator is on.
2
SYS
System indicator
When the indicator is always on, the
system is being started up.
When the indicator flickers, the
system works well.
3
LINK/ACT
Upper indicator for each port
When the indicator is always on, the
port is linked.
When the indicator is off, the link is not
linked.
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