LED Overview 5-9
3930 Service Delivery Switch Hardware Installation and Start-up Manual
009-3223-001 Standard Revision E
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2012-2014 Ciena
®
Corporation January 2014
Sync Port
The Sync port has two LEDs associated with it. They are located at the top of
the port and are related to BITS-IN and BITS-OUT. See Figure 5-6.
Figure 5-8
Sync Port LEDs
Table 5-7
Sync Port LEDs
LED Indication Description
BITS-IN Off LOS detected on the receive signal or no signal present.
Yellow Input signal being received on the interface.
BITS-OUT Off BITS-Out port is not provisioned or active.
Green BITS-Out is provisioned and enabled.
Blinking green BITS port is in maintenance state.
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