iBox/iBox Kit
Installation and Maintenance Guide
GE Grid Solutions
994-0047-5.10-4 GE Information
Errors Indicated by LEDs
Overview
The following errors are indicated by the LEDs:
Symptom Possible Causes Suggestions
PWR LED does not
light
Unit is not receiving power
Confirm that power
source is working
RUN LED does not light
Unit is not receiving power
No BootROM
Confirm that power
source is working
Confirm BootROM
installed at U4XU4
TX LED does not light Unit is not transmitting any data
RTS, CRS, DCD settings are
incorrect
Check cabling to
modems.
If connected to a modem
or converter, ensure RTS,
CTS, DCD are enabled
If using a Direct Serial
Connection, try disabling
RTS, CTS, DCD
RX LED does not light Not receiving any data Same as above
RS LED does not light RTS line disabled Enable RTS
CS LED does not light Modem not working correctly Check modem cabling
CD LED does not light Not receiving data Check modem cabling
Ensure modem is
receiving data
I/Px (DI LEDs) do not
light
The input device is not operating
properly
Confirm that the input
source is working
properly