Olivetti d-COPIA 255MF Operation Manual page 377

System Menu > [Date/Timer/Energy Saver]
Item
*3
Unusable Time
Ping Timeout
*1 This function will not be displayed when the optional Network Interface Kit is installed.
*2 Displayed when the optional Card Authentication Kit is activated.
*3 Displayed only when the optional fax function is installed.
FAX Operation Guide
Set the time until timeout occurs when [Ping] is executed in [System/Network].
Value: 1 to 30 seconds (in 1 second increments)
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Description