Kyocera KM-C1530 - Manual (Page 185)

Administrator Mode Operations 8
KM-C1530 8-15
8.3 Turning off the Sleep function (“Disable Sleep
Mode” Function)
Setting this function to “Yes” turns off the Sleep function. The default
setting is “No”.
To turn off the Sleep function
1 Press the [Utility] key to enter Utility
mode.
2 Touch [Administrator Mode].
3 Using the keypad, enter the four-
digit administrator access code.