Check System Status - QNAP TS-639 Pro Turbo NAS User Manual

2.3

Check System Status

The LED indicators of the NAS indicate the system status and information easily. When
the NAS is turned on, please check the following items to make sure the system status is
normal. Note that the following LED information is applicable only when you have
properly installed HDD, and connected the NAS to the network and power.
1. Status
2. LAN
3. USB
4. eSATA
5. HDD1~HDD6
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