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LED Indicators
The LED indicators on the front panel of the OnCell G3101/G3201 are
described in the following table.
Type
Color
LED Function
PWR
Green
Activation of DC Power.
Off
Power is off, or power error condition exists.
TX/RX
Green
The serial port is transmitting data.
Amber The serial port is receiving data.
Off
No data is being transmitted or received
through the serial port.
GSM/GPRS
Green
GSM is connected.
Amber GPRS is connected.
Off
GSM/GPRS is disconnected.
Ready
Green
Steady on: Software Ready.
Blinking slowly (1 second): The OnCell has
been located by the OnCell Search Utility.
Red
(Over
Green)
Steady on: Booting up, or IP fault.
Blinking rapidly (0.5 second): IP conflict.
Blinking slowly (1 second): Cannot get an IP
address from the DHCP server.
Off
Booting up or there is no error condition.
Signal
(3 LEDs)
Green
Number of lit LEDs indicates signal level
(at least 2 LEDs must illuminated for data
transmission)
Adjustable pull high/low resistor for RS-485 Port
DIP switches on the bottom of the OnCell G3151/G3251 are used to set
the pull high/low resistor value for each serial port.
SW
1
2
3
4
Pull High
Pull Low
Terminator
–
ON
1 K
Ω
1 K
Ω
120
Ω
–
OFF
150 K
Ω
150 K
Ω
–
–
NOTE
If the pull high/low resistor on your device is already set for
RS-485, make sure the default SW for RS-232 is “OFF” when you
switch back to RS-232 interface.
Hardware Installation Procedure
STEP 1:
Open the SIM cover, and insert the SIM card in the SIM card slot.
STEP 2:
Connect the 12-48 VDC power adaptor to the OnCell
G3101/G3201 series and then plug the power adaptor into a DC outlet.
STEP 3:
To configure the OnCell, use an Ethernet cable to connect the
OnCell directly to your computer’s Ethernet interface.
STEP 4:
Connect the OnCell G3101/G3201 series’s serial port to a serial
device.