Manual-FTL1-S1A-BS FTL1-S1B-BS 10 100M
（
3U+3U
）
-Rev1104
Page 7 of 8
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LEDs Definition:
POWER:
On if Power Supply is plugged in.
FIB:
Link activity; on if link is OK; flashing if there is activity.
LAN: LAN activity; on if link is OK; flashing if there is activity.
2.3 Receiver Enclosure
Receiver Back View
Connectors:
TX :
Fiber Optic ST
LAN:
LAN RJ45
Receiver Front View
LEDs Definition:
POWER:
On if Power Supply is plugged in.
FIB:
Link activity; on if link is OK; flashing if there is activity.
LAN: LAN activity; on if link is OK; flashing if there is activity.
