Sharp FO-3150 - Manual (Page 20)

Installing the Toner Cartridge
18
Resetting the drum counter
Each time you install a new drum cartridge, follow the steps below to reset the
drum counter to zero.
1
Press once and four times.
2
Press once and once.
3
Press once.
4
Press .
5
Press to exit.
FUNCTION
START
STOP
Display:
PRESS START KEY
PRINT SET-UP
CLR DRUM COUNT
RECEIVE RATIO