Originally Posted by
jermaine
try these steps friend hope it works
TN-450 Toner reset Instructions FAX / MFC / DCP Printer Series
1.Open the front cover to the toner/drum section of the printer
2. Press the Clear/Back button or Option and the following message should appear in the LCD
display “Replace Drum? 1. Yes 2. No”
3. RESET THE COUNTER IN THE FOLLOWING PROCEDURE BY PRINTER MODEL AND
TONER TYPE
MFC series: TN450 toner: Press the *, 1 and 2 button in this order
Unknown Toner Type: Press the *, 0 and 0 button in this order
DPC series: TN450 toner: Press the “Start” button, and press “arrow up” or “arrow down”
button to display “12” on the LCD display. Then press the “OK” button.
Unknown Toner Type: Press the “Start” button, and press “arrow up” or “arrow down”
button to display “00” on the LCD display. Then press the “OK” button
The message “Accepted” should be appear on the LCD display.
4. After 2 seconds, “Cover Open” will appear on the LCD display.
5. Close the front cover and the operation is now completed.
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