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3. IF YOU REPLACE THE LOW-VOLTAGE
POWER SUPPLY PCB ASSY
<What to do after replacement>
• Resetting irregular power supply detection counter
îš„ What you need to prepare
(1) One USB cable
(2) Create a temporary folder on the C drive of the computer (Windows
®
XP or higher).
(3) Download utility (FILEDG32.EXE)
Copy this file into the temporary folder created on the C drive.
(4) Maintenance driver (MaintenanceDriver.zip)
When the maintenance driver is not installed, copy this file into the temporary folder
created on the C drive, and extract the copied file. Refer to "APPENDIX 3 INSTALLING
MAINTENANCE DRIVER" for the installation procedure.
(5) Irregular power supply detection counter PJL file (SQWAVE.PJL)
3.1 Resetting Irregular Power Supply Detection Counter
The irregular power supply detection counter increases by one when the machine detects
irregular power supply. When the counter reaches the limit and the irregular power supply
detection error is displayed, replace the low-voltage power supply PCB ASSY, which may
have been damaged by repeated irregular power supply, and reset the irregular power
supply detection counter. In this case, if the same power supply is used, the same error may
occur even when the low-voltage power supply PCB ASSY is replaced. Ask the user to
review the installation environment.
(1) Enter maintenance mode.
(2) Connect the computer to the machine with the USB cable.
(3) Double-click "FILEDG32.EXE" on the computer to start it, and select the "Brother
Maintenance USB Printer".
(4) Drag and drop the "SQWAVE.PJL" file onto the "Brother Maintenance USB Printer" icon.
(5) Turn OFF the power switch of the machine.
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