topic Table 2-1 3G LED in Wireless

819 Status lights

robert.elliott21 — Mon, 05 Jul 2021 10:25:58 GMT

Trying to find out about the status lights on a cisco 819 router. Getting a slow green flash SIM light, trying to determine does it mean that SIM card is not working properly or all is good.

Hey Robert,A slow green flash

Charles Hill — Thu, 18 Jun 2015 21:04:32 GMT

Hey Robert,

A slow green flash Sim light is an indication that SIM is present in slot0, no SIM in slot 1.

Green / Off (Slow single

green blink and then

pause)

SIM present in slot0, no SIM in slot 1

For more info, click below link.

http://www.cisco.com/c/en/us/td/docs/routers/access/800/819/software/configuration/Guide/819_SCG.pdf

Hope this helps.

Please rate helpful posts.

Thanks.

There are two SIM card slots

sobhardw — Mon, 22 Jun 2015 20:32:55 GMT

There are two SIM card slots in the Cisco 819 ISRs.

Green / Yellow (one green blink followed by two yellow blinks)	SIM in slot 0 active, SIM in slot 1 is not.
Yellow / Green (one yellow blink followed by two greenblinks)	SIM in slot 1 active, SIM in slot 0 is not.
Off / Green (two green blinks and then pause)	No SIM in slot 0, SIM present in slot 1.
Green / Off (Slow single green blink and then pause)	SIM present in slot0, no SIM in slot 1.
Off / Off	No SIM present in either slots.

Table 2-1 3G LED

mohanak — Wed, 24 Jun 2015 09:47:12 GMT

Table 2-1 3G LED Descriptions
LED	Color	Description
SYS	Yellow	FPGA download is complete.
	Green (blinking)	ROMMON is operational.
	Green (solid)	IOS is operational.
	Green (four blinks during bootup)	Reset button has been pushed during the bootup.
	Off	After powering up, when FPGA is being downloaded (in ROMMON).
ACT	Green	Network activity on FE Switch ports, GE WAN port, 3G cellular interface, and serial interfaces.
ACT	Off	No network activity.
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.
GPS	Green (solid)	Standalone GPS.
	Green (slow blinking)	GPS is acquiring.
	Yellow (solid)	Assisted GPS.
	Yellow (slow blinking)	Assisted GPS is acquiring.
	Off	GPS is not configured.
RSSI	Green (solid)	Signal > –60 Very strong signal
	Green (four blinks and then a long pause)	Signal <= –60 to 74 Strong signal
	Green (two blinks and then a long pause)	Signal <= –75 to –89 Fair signal
	Green (one blink and then a long pause)	Signal <= –90 to –109 Marginal signal
	Off	Signal <= –110 Unusable signal
SIM1,2	Green / Yellow (one green blink followed by two yellow blinks)	SIM in slot 0 active, SIM in slot 1 is not.
	Yellow / Green (one yellow blink followed by two greenblinks)	SIM in slot 1 active, SIM in slot 0 is not.
	Off / Green (two green blinks and then pause)	No SIM in slot 0, SIM present in slot 1.
	Green / Off (Slow single green blink and then pause)	SIM present in slot0, no SIM in slot 1.
	Off / Off	No SIM present in either slots.
3G	One blink green and then pause	For 1xRTT, EGPRS, GPRS service.
	Two blink green and then pause	For EVDO, EVDO/1xRTT, UMTS.
	Three blink green and then pause	For EVDO/1xRTT RevA, HSPA, HSUPA/HSDPA.
	Green (solid)	For HSPA PLUS.