Cisco ASR-920-12SZ-A Hardware Installation Manual page 20

LED Indicators
Status LED
Amber
Red
Blinking Green and Red alternately
GNSS LED—The LED is present on the GNSS module.
Table 4: GNSS LED
GNSS LED
Off
Green
Orange
Amber
Blinking green
Management Port LED
Table 5: Management Port LED
Management Port LED
Left LED
Right
SFP+ LEDs
Table 6: SFP+ LEDs
SFP+ LED
Green
Cisco ASR-920-12SZ-A and Cisco ASR-920-12SZ-D Aggregation Services Router Hardware Installation Guide
14
System Status
Any one of: minor alarm, synchronization in holdover,
or free-running mode.
Any major or critical alarm (high temperature reported
for any sensor) or multiple fan failures.
Short press ZTP is initiated and this status continues
until ZTP is initiated.
GNSS Condition
GNSS is not configured or GNSS is shut down.
GNSS is in normal state; self survey is complete
GNSS is in powerup state; GNSS is not tracking any
satellite.
Auto holdover
Learning state is normal, self survey is in progress.
Green
Blinking green
Amber/Orange
Blinking Amber/Orange
Off
Green
Off
SFP+ Condition
Link up in 1G or 10G.
Overview
Management Port Condition
Link up in 1000 Mbps
Activity in 1000 Mbps
Link up in 100/10 Mbps
Activity in 100/10 Mbps
Link down
Link up in full duplex
Link up in half duplex