Brother HL-5240 Service Manual page 337

APPENDIX
New Toner Detection Mechanism
Also refer to
The starter toner does not have parts for the new toner detection. When turning on the HL-5240L for
the first time after shipment, it is premised on that the starter toner cartridge is attached.
Developer Roller Counter Reset 3 (For the starter toner)
Also refer to
1. Check that the front cover is open.
2. Turn ON the power switch while the Go button is held.
3. After all LEDs on the panel are lit, only the Status LED goes out.
4. Release the Go button and check that all LEDs are out.
5. Press the Go button twice. (If the Go button is pressed, the Status LED is lit. If the Go button is
released, the LED is out.)
6. Check that Toner/Drum/Paper LEDs are lighted.
7. Press the Go button 9 times. (If the Go button is pressed, the Status LED is lit. If the Go button is
released, the LED is out.) The mode starts after 2 seconds. (All LEDs are lit for 1 second and the
printer returns to the ready status.)
"3.4.2 New toner detection mechanism", Chapter 2.
"Developer Roller Counter Reset", Chapter 7.
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