D-Link DES-1008PA Product Manual - Page 17

System LED, PoE status LEDs Port 1 ~ Port 4 - - poe switch

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UNDERSTANDING LED INDICATORS The front panel LEDs provides instant status feedback, and helps monitor and troubleshoot when needed. Figure 3. LED indicators of the Switch System LED PWR: (Power Indicator) On : Power On Off : Power Off PoE status LEDs (Port 1 ~ Port 4) PoE Status: Green : When the PoE powered device (PD) is connected and the port supplies power successfully. When the PoE port has failed, possibly due to: ü PoE power circuit shortage Red : ü Power over current: over the power current of PD's classification ü Out of PoE voltage of 44 ~ 57 VDC output Off : No PoE powered device (PD) connected. 11

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UNDERSTANDING LED INDICATORS
The front panel LEDs provides instant status feedback, and helps
monitor and troubleshoot when needed.
Figure 3. LED indicators of the Switch
System LED
PWR: (Power Indicator)
On
: Power On
Off
: Power Off
PoE status LEDs (Port 1 ~ Port 4)
PoE Status:
Green
:
When the PoE powered device (PD) is connected and the port supplies
power successfully.
Red
:
When the PoE port ha s failed, possibly due to :
ü
PoE power circuit shortage
ü
Power over current: over the power current of PD’s
classification
ü
Out of PoE voltage of 44 ~ 57 VDC output
Off
:
No PoE powered device (PD) connected.