1-79
Cisco Integrated Services Router Hardware Installation Guide
Chapter 1 Product Overview
Cisco 860, 880, 890 Series
8 GPS Green (solid) Standalone GPS.
Green (slow
blinking)
GPS is acquiring signals.
Yellow (solid Assisted GPS.
Yellow (slow
blinking)
Assisted GPS is acquiring signals.
Off GPS is not configured.
9 RSSI Green (solid) Very strong signal.
Green (three
blinks and then a
long pause)
Strong signal.
Green (two
blinks and then a
long pause)
Fair signal.
Green (one blink
and then a long
pause)
Marginal signal.
Off No signal.
10 Service Green (Solid) Service is active and the corresponding LED is lit based on
the service level that is active (2G, 3G, 3.5G, 3.7G, LTE).
Off No service.
11 WWAN Green Module is powered on and connected but not transmitting
or receiving.
Green (slow
blinking)
Module is powered on and searching for connection.
Green (fast
blinking)
Module is transmitting or receiving.
Off Module is not powered.
Table 1-33 LED Descriptions (continued)for the Cisco C887VAG-4G ISR
Number LED Color Description
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