Chapter 1 Product Overview

Hardware Features

Table 1-5

3G LED Descriptions (continued)

 

 

 

 

LED

 

Color

Description

 

 

 

 

RSSI

 

Green (solid)

Signal > –60 dBm

 

 

 

Very strong signal

 

 

 

 

 

 

Green (three blinks and

Signal <= –60 to 74 dBm

 

 

then a long pause)

Strong signal

 

 

 

 

 

 

 

 

 

Green (two blinks and

Signal <= –75 to –89 dBm

 

 

then a long pause)

Fair signal

 

 

 

 

 

 

 

 

 

Green (one blink and

Signal <= –90 to –109 dBm

 

 

then a long pause)

Marginal signal

 

 

 

 

 

 

 

 

 

Off

Signal <= –110 dBm

 

 

 

Unusable signal

 

 

 

 

SIM1,2

 

Green / Yellow (one

SIM in slot 0 active, SIM in slot 1 is not.

 

 

green blink followed by

 

 

 

two yellow blinks)

 

 

 

 

 

 

 

Yellow / Green (one

SIM in slot 1 active, SIM in slot 0 is not.

 

 

yellow blink followed

 

 

 

by two green blinks)

 

 

 

 

 

 

 

Off / Green (two green

No SIM in slot 0, SIM present in slot 1.

 

 

blinks and then a pause)

 

 

 

 

 

 

 

Green / Off (Slow single

SIM present in slot0, no SIM in slot 1.

 

 

green blink and then a

 

 

 

pause

 

 

 

 

 

 

 

Off / Off

No SIM present in either slots.

 

 

 

 

3G

 

Green (one blink and

For 1xRTT, EGPRS, or GPRS service.

 

 

then a pause)

 

 

 

 

 

 

 

Green (two blinks and

For EVDO, EVDO/1xRTT, or UMTS.

 

 

then a pause)

 

 

 

 

 

 

 

Green (three blinks and

For EVDO/1xRTT RevA, HSPA, or HSUPA/HSDPA.

 

 

then a pause)

 

 

 

 

 

 

 

Green (solid)

For HSPA PLUS.

 

 

 

 

 

 

Off

No Service.

 

 

 

 

1.Not applicable to Verizon and Sprint EVDO modems.

2.There is only one LED to indicate the status of two SIMs. A one-blink pattern represents the status of the SIM in slot 0, followed by a two-blink pattern for the SIM in slot 1.

Table 1-6describes the WLAN LEDs for the Cisco 819HGW and Cisco 819HWD ISRs.

 

Cisco 819 Integrated Services Router Hardware Installation Guide

1-14

OL-23125-02

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Cisco Systems C819GUK9, C819HK9, C819G4GAK9 manual Rssi