Brother QL-650TD manual Troubleshooting, Potential types of problems, Problem Solution

Troubleshooting

If the problems occur while using this printer, the following may help you to solve the problems.

Potential types of problems

Problem	Solution
	• Is the USB cable disconnected?
	Check the USB cable is connected properly.
	• Is the DK Roll properly set?
	If it is not set properly, remove the DK Roll and set it again.
• Cannot print	• Is the DK Roll used up?
	Check for some of the roll are still left.
• Printing error
	• Is the DK Roll cover open?
is displayed
	Check the roll cover is closed properly.
	• Are USB cable and RS-232C cable connected to the printer at the
	same time?
	Connect only one cable which is used to communicate with the
	printer.
• LED lamp	• Is the power cord connected properly?
	Check the power cord is connected properly. If it is connected
does not light	properly, try to connect it to other outlet.
up	* If the problem is not resolved after trying these solutions, contact your local
	distributor or Brother Call Center.
	• For details, refer to Î"Manual operation button" in page 22.
• LED lamp is	• Does a system error (the LED turns off after blinking 10 times)
	occur?
blinking	Turn OFF the power of the printer and turn it ON again.
	If the problem is not resolved after trying this solution, contact your
	local distributor or Brother Call Center.
• The printing	• Is the print head or roller damaged or stained?
	The print head is cleaned when using the DK Roll (thermal recording
quality is	paper), however, the dust or stain from roller may collect on the print
getting wrong	head. In this case, clean up the roller. For details, refer to Î"Roller
	maintenance" in page 54.
• Data	• Is the correct port selected?
transmission	Check that the correct port is selected from [print to the port below]
error is	in printer property dialog box.
displayed on
PC
• The clock	• Is the battery protection sheet removed?
	Remove the battery protection sheet.
stops when
	• Is the battery inserted?
unplugging
	Set a new battery.
the power
	• The battery is run out of power.
cord
	Replace it with a new battery.

59

Introduction

STEP

1

Before using the printer

STEP

2

only this printer	(No PC)
Using

STEP

3

PC	For Windows
to your
Connecting	For Macintosh

STEP

4

Troubleshooting

Maintenance and