11
3
LED States
There are 8 LEDs visible to the user to indicate various system conditions (
LED
locations
). Specific information is conveyed to the user via LED blink patterns.
Blinking of LEDs can be disabled via a configuration setting (
). On power-up, an LED test is performed by blinking all LEDs every
second for 3 seconds. Following the LED test, the LEDs blink based on the following
conditions:
•
LED 1 (GRN) - System
State
Rate
Definition
Blink
1 blink every 5 seconds Sleep Mode
Blink
1 blink every second
CPU Run - Normal
Blink
5 blinks every second
Boot Loader Mode
(all other LEDs off)
On or Off
Solid
System Failure
•
LED 2 (RED) - Cell Registration
State
Rate
Definition
Blink
Rapid blink, then off
Ok - Rx/Tx Activity w/CELL Modem
Blink
1 blink every second
Not Registered
Check APN
Verify valid cellular account
Off
Solid
Ok - Registered
•
LED 3 (RED) - Cell Status
State
Rate
Definition
Blink
10 every second
No SIM card or communications
failure with modem
On
Solid
Not Ready/Fault
Blink
1 blink every second
Error
Off
Solid
Ok
Содержание Messenger 600
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