RESETTING THE ARBITER
SNAP PAC Redundancy Option User’s Guide
62
Resetting the Arbiter
1.
Carefully insert a straightened paperclip or stiff wire into the small hole on the side of the
arbiter.
Reset button
2.
Press and hold down the RESET button as described below.
To perform this kind of reset...
...do this
Result
Simple restart
Press and immediately release
the RESET button.
OR
Turn off power to the arbiter and
then turn it on again.
OR
Use PAC Manager to send the
arbiter the “Restart from Powerup”
command.
The arbiter restarts.
Restore factory default
settings
Press and hold the RESET button
for 1 or 2 seconds until the STAT
LED turns solid green, and then
immediately release the button.
Don’t hold it down too long.
•
The arbiter restarts.
•
IP address is reset to 0.0.0.0 and
subnet mask to 255.255.255.0.
CAUTION: Do not hold down the RESET button too long. If you hold it down longer than five seconds, the
arbiter will enter hardware test mode, which is indicated by the STAT LED blinking orange, rapidly and
continuously. Hardware test mode erases all files in RAM and flash memory and resets the IP address. If
CTR2
Controller 2 Status
Red = failed
Orange-blinking = backup qualified but cannot communicate with
one or more configured I/O units, or not qualified
Orange = backup qualified
Green-blinking = becoming active, or active but cannot communi-
cate with one or more configured I/O units
Green = active nominal
LED
Indicates
