Service manual

4-8

Confidential

3.1 Entering Adjusted Value of Laser Unit

Common to all models

(1) Enter the maintenance mode. (For LED models, refer

to the procedures (2) to (5) of "1.2 Setting Default

Paper Size (LED Models) / Setting by Spec (LCD

Models)" in this chapter. For LCD models, refer to the

procedure (1) of "1.2 Setting Default Paper Size (LED

Models) / Setting by Spec (LCD Models)" in this

chapter.)

(2) Connect the machine to your computer using the

USB cable.

(3) Double-click the "BrUsbsn.exe" file that was copied to

the temporary folder in the computer to start it.

"BrUsbSn" screen shown on the right appears.

(4) In the [Product Category] field, select "2 Mono-Laser".

(5) Select "2014_Printer".

(6) In the [Port] field on the "BrUsbSn" screen, select the

port number assigned to the "Brother Maintenance

USB Printer".

(7) Check the laser serial number label attached to the location shown in the figure below.

(8) Enter the five digits of the laser serial number in the [Scanner Video Clk] field.

ex.) SN011406058461734753

Fig. 4-2

(9) Click the [OK] button. The adjusted value of the laser unit is written to the machine.

(10) Turn OFF the power switch of the machine and disconnect the USB cable from the

machine and computer.

Laser unit

Laser serial number label

Scanner plate