SCOM-100, User guide

71

9.5 Status LED indications

9.5.1 Main unit

LED

Indication

 

 

POWER

Presence of power supply voltage

 

 

NETWORK

Blinking upon successful registration the GSM

 

provider’s network

 

 

S/R SMS

Turns on during SMS receive or transmit

 

 

ERROR

• Turns on after start up:

 

SIM card error

 

Modem error

 

Missing I/O expansion module

 

Excessive EM noise or hardware error

 

• Turns on during operation

 

Modem error

 

Excessive EM noise or hardware error

 

 

STATUS

ON: RUN (Control) state

 

Blink: MONITOR state

 

OFF: STOP state

 

 

READY

Blinking slowly: The unit starts up after power up

 

(approx. 1 minute)

 

Blinking fast: The unit starts after holding the start

 

up button pressed during power up: Initialization

 

process (approx. 1 minute)

 

On: Unit start up completed OK

 

Off with ERROR LED off: No user administrator

 

found in SIM

 

Off with ERROR LED on: See ERROR LED

 

 

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Infinite Peripherals SCOM-100 manual Status LED indications, Led