RCT 5023-G Reference Manual Rev 1.2
Page 16 of 57
Alarm/LED Status Indicators
The RCT 5023-G module has LED indicators that serve as alarm and status indication for
the module. Function is described below.
General Status LED
There is single general status LED on the top of the module.
Controller Status LED`s
A stack of 5
LEDS (LED1…LED5) are used to indicate controller
status. Function is described below.
Status LED 1
Status LED 2
Status LED 3
Status LED 4
Status LED 5
Not used
Power Indication
There are two LEDs on the lower edge of the module indicating the presence of the two
power supply voltages (main power supply and redundant power supply).
LED Color
Indication
Green
Indicates normal operation
Yellow Flashing
Module saves current configuration
LED 1
Indication
Green
Power from Main PSU ok
off
No power from Main Power Supply
LED 2
Indication
Green
Power from Redundant PSU ok
off
No power from Redundant PSU
LED Color Indication
Green
Hotsync active and no data to be written to
any card
Yellow
Controller writes data to cards (Restore)
OFF
Hotsync deactivated
LED Color Indication
Green
Hotsync active and no data saved
Yellow
Controller saves data from cards (Backup)
OFF
Hotsync deactivated
LED Color Indication
Green
Ethernet/LAN connection active
Yellow
DHCP failure (no DHCP address assigned)
Red
Network Error
OFF
Ethernet/LAN connection not active
LED Color Indication
Green
USB Service connection in use
OFF
USB Service connection not in use
