If You Replace The Low Voltage Power Supply Pcb Assy; Reset Of Irregular Power Supply Detection Counter - Brother DCP-7057 Service Manual

3. IF YOU REPLACE THE LOW VOLTAGE POWER
SUPPLY PCB ASSY
3.1

Reset of Irregular Power Supply Detection Counter

The irregular power supply detection counter is counted up when the machine detects
irregular power supply. If the counter reaches to the limit, the machine shows the service
error to replace the low-voltage power supply PCB because it might be damaged by
recursive irregular power supply.
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.
Note:
• The maintenance driver must have been installed. (Refer to
(1) Press the Menu button and then the Start button while the machine is in the ready state.
Next, press the
The machine displays
(2) Connect the PC to the machine with the USB cable.
(3) Double-click the "FILEDG32.EXE" to start. Select the "Brother Maintenance USB
Printer".
(4) Click the "Brother Maintenance USB Printer" icon to select. Drag the SQWAVE.PJL and
drop it.
button four times to enter the maintenance mode.
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MAINTENANCE
4-14
APPENDIX
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on the LCD.
3.)
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