4-5
Confidential
2.
IF YOU REPLACE THE LASER UNIT
2.1
Inputting the adjusted value of the laser unit
(1) Open the front cover, and turn the power supply of the printer on while pressing down
the [Go] button. Make sure that the Toner/Drum/Error LED light up.
(2) Release the [Go] button, and then make sure that all LEDs light off.
(3) Press the [Go] button for over 2 seconds, and the Error LED light up. And then the
printer goes into the PIT3 mode.
(4) Connect the printer to PC with USB cable.
(5) Double-click the "brmainte.exe" file (maintenance utility) to start.
(6) Select Input Information from Menu.
(7) Select the applicable model name.
(8) Select "Adjust Scanner" from Menu.
(9) Check the port (USB) that the printer is connected through.
(10) Enter the figures (the last five digits) shown on the laser serial label attached on the
figure below.
(11) Click the [OK] button.
Fig. 4-2
Laser unit
Laser serial label
Laser plate