User guide
Mode 3
Activation Hold the Reset button in until the Power LED blinks once 
(approximately 3 seconds). Release it, then immediately press it 
again momentarily (for less than 1 second).
NOTE:  Nothing happens if the momentary press does not 
occur within 1 second.
Result  Turns events on or off, depending on their current state. During 
resetting, the reset LED ashes two times if events are starting and 
three times if events are stopping.
Purpose and notes  This mode is used for troubleshooting.
Mode 4
Activation  Hold the Reset button in until the Power LED blinks twice 
(approximately 6 seconds). Release it, then immediately press it 
again momentarily (for less than 1 second). The Power LED blinks 
four times in quick succession, confirming a mode 4 reset.
NOTE:  Nothing happens if the momentary press does not 
occur within 1 second.
Result Reset mode 4 does the following:
•  Enables ARP program capability.
•  Sets the IP address back to factory IP settings.
•  Sets the subnet mask back to factory default.
•  Sets the gateway address back to factory default.
•  Sets port mapping back to factory default.
•  Turns DHCP off.
•  Turns events off.
Purpose and notes Mode 4 enables you to set IP address information using ARP and 
the MAC address.
Mode 5
Activation  Hold in the Reset button until the Power LED blinks three times 
(approximately 9 seconds). Release it, then immediately press it 
again momentarily (for less than 1 second). The power LED blinks 
four times in quick succession, confirming a mode 5 reset.
NOTE:  Nothing happens if the momentary press does not occur 
within 1 second.
Result Performs a complete reset to factory defaults (except for the 
firmware).
Purpose and notes Mode 5 is useful if you want to start over with control software 
configuration and to replace events.
IPL T PCS4 • Front Panel Features and Operation 14










