Operation
Status LED
The Perle 10/100/1000 Rate converting Extended Temperature Media converters have status LEDs located on the front panel of the unit.
PWR
On – Power is applied to the unit
Blinking (slow) – Loopback mode (one or both fiber interfaces are in loopback mode)
Blinking (fast) Power On failure. See LED Pattern to determine pattern combination and failure cause
LED Pattern |
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FDF | LKF | FDC | PSE |
|
Off | Off | On | On | SFP incompatible |
| All other LED patterns |
| Internal hardware | |
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| failure | ||
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FDF- (Fiber Duplex)
On – Full Duplex
Off – Half Duplex
LKF- (Status on Fiber Link)
On – Fiber link is present
Off – No fiber link present
Blinking (slow) – Fiber link appears functional – Fiber link has been brought down by Smart Link
Blinking (fast) – Fiber link up and receiving data
12Perle 10/100/1000 Ethernet Extended Temperature Media Converter Installation Guide