Disabling the Sleep Mode Function

Auto Sleep automatically switches the machine into Sleep if left idle for a preset time.
The default preset time is 1 minute, to increase the sleep timer, perform the following actions:

Select the [OK] key to display the screen.
Press the [Menu] key, go down using the [▼] key till you find [Device Common], press the [OK] key.
Go down using the [▼] key till you find [Timer Setting], press [OK] key.

The user authentication screen appears.
Press [OK] key on the username, and you’ll get a cursor, Enter Admin.

Note the A is capital, to get capital A, toggle number 2, 4 times etc..). To delete an incorrect input, press the C key.

For the newer version of Kyocera PAxxX purchased recently, the password is in the sticker that is located on the top cover when opening the toner top door

For example :  Sticker will have:
S/N 11J8704784
Device
4E81V595
Admin
1E64EEV1DE8C0757

That 1E64EEV1DE8C0757 is the admin password. Please enter as it is with capital letters and numbers

If there is not any sticker under the top cover, then serial number is the password which can be found when you open MP tray. There will be a sticker on left corner. Password is after the stars (*) : 11J8704784

Press [OK] key when you finish entering the username.
It’s time to enter the password,
Press the [OK] key on the password, and you’ll get a cursor, Enter Admin, the A is capital, Press the [OK] key when you finish entering the password.
Now we need to select [Login], the login is the physical black button in the bottom right corner of the screen under where it says login.

Once you successfully login, Go down using the [▼] key till you find [Sleep Timer], press the [OK] key. Enter [120] followed by the [OK] key.

Now press the back button[<-] once to go back a step.

Go down using the [▼] key till you find [Sleep Level Set], press the [OK] key, now you will see [Sleep Level], press the [OK] key again.
Go down using the [▼] key, Set to [Quick Recovery] followed by the [OK] key.

Reboot the printer using the white power button on the front to apply the new settings (Power off\On)