status is indicated by several LED’s. All LED’s with the exception of the Ethernet Link and Activity LEDs are multi-colored and context sensitive. The following sections indicate the various meanings of all LED indicators.

If you need help finding where LED Items are located on the

Communications

Indicator Item LED State Description
Ethernet Left Link OFF No connection established
Solid Green Connection is established
Blinking Green When data transmission activity is occurring
Ethernet Right Link OFF No connection established
Solid Green Connection is established
Blinking Green When data transmission activity is occurring

Motors

Indicator Item LED State Description
Motor Left & Motor Right & OFF Motor is not running and no faults detected
Solid Green Motor is running
Flashing Green (intermittent) Motor is being moved or rotated by external force
Solid Red Motor is not connected or motor is stalled
Blinking Red Motor is overloaded or over-heated
Flashing Red Motor Stopped: Short circuit detected between at least two of the phase windings
Motor Running: Over-current condition

Network & Module Status

Indicator Item LED State Description
Module Status Solid Red Module is booting up or during Auto-Replacement procedure, module is attempting to retrieve data from neighbor module(s)
Blinking Red Module is starting task processes or if already started, indicates that an already established remote controller connection has been lost
Blinking Green Module is ready
Flashing Green & Blinking Red Auto-replace procedure has been properly triggered
Flashing Red & Blinking Green Failsafe Mode
Flashing Red Auto Configure Mode is active
Blinking Amber Performing firmware upgrade check
Solid Amber Firmware upgrade in progress
Network Status Solid Red Starting Inter-module communications
Blinking Red Establishing inter-module connections or if already established, an already established inter-module connection has been lost
Blinking Green Inter-module communications established

Sensors

Indicator Item LED State Description
Sensor Left & Right & Solid Green Sensor is Blocked
Solid Red Sensor Error State (Pin 3) is Active
Blinking Red Arrival Jam or missing sensor
Blinking Green/Amber Sensor Jam
Flashing Green When Sensor is blocked, indicates external device (PLC/PC controller or EasyRoll) has accumulated the zone and inhibiting release

Control Ports

Indicator Item LED State Description
Control Port Left & Right & Solid Green If acting as Upstream Port: Wake-up signal is logically enabled on Pin 4
If acting as Downstream Port: Lane Full signal is logically enabled
If Module is in PLC I/O Mode: Signal on Pin 4 is logically enabled
Solid Red Local Accumulate signal (Pin 3) is logically enabled
Flashing Red Module configuration error

Special Cases

Indicator Item LED State Description
All Sensor, Control Port & Motor Flashing Red Module in stopped state
Left Sensor, Left Control Port, & Left Motor Flashing Green ZPA zone on left side of module is in Maintenance Mode*
Right Sensor, Right Control Port, & Right Motor Flashing Green ZPA zone on right side of module is in Maintenance Mode*