1. How many words can be printed at most?

2. The label tape has changed colour after being scratched.

3. The font size of the LW-400 printed with an 18mm label is the same as that of the LW-400 printed with a 12mm label. What is the reason?

4. Why does the monitor suddenly not show what reason is?

5. What is the cause of blurred handwriting?

6. What is the reason why the handwriting is not centered?

7. Can you attach cables?

8. Are the labels all strong adhesive?

1. Daily maintenance of printer

2. Go blank paper

3. The paper doesn't go well or doesn't come out

4. The paper is slanted out during the printing process, and the printing is incomplete

5. Printing is not clear, there are white bars or print blurred

6. The paper is loaded into the paper bin, but the screen shows that no paper is detected

7. The paper bin lid is closed but the screen shows that the paper bin lid is opened

1. The printing is too dark and dirty.

2. White line in the printing.

1. The detailed methods and procedures for installation, use, and routine maintenance are as follows:

2. How to identify quality label ribbon?

3. How are label ribbons classified and what are the categories?

1. Print instability

2. Poor print quality

3. LED indicator color

4. Paper correction operation

5. Print the self-test page

6. Edit software to change language Settings

7. Black label paper with gray lines

8. Wrinkle problem

9. The left and right sides of the print content are missing

10. The printing position of the small volume label is incorrect

11. The RTC time is not accurate after the printer is restarted

12. Paper skipping occurs when printing

13. The memory space is full ( FLASH / DRAM )

14. Unable to print

15. "Paper Jam" is displayed in the printer Diagnostic Tool.

16. The printer Diagnostic Tool displays "Paper Used Up".

17. The Printer Diagnostic Tool displays "Printer On".

18. The power indicator is off

19. Calibrate paper sensors with printer diagnostic tools

20. Skip the AUTO. BAS program

21. Printer initialization (restore factory defaults)

22. Gap/black mark sensor detection, printing self-test value and entering the debugging mode

23. Gap/black mark sensor detection

24. Print speed setting

25. Image printing Settings

26. Printing direction setting

27. Print concentration setting

28. Print offset adjustment Settings

29. Paper size scale setting

30. Paper Style setting

31. Print Mode setting

32. View printer Bluetooth information

33. Bluetooth name and password change

1. Light printing and short print life.

2. Ribbon can not run.

1. The cartridge is too tight with the printer and hard to be taken out.

2. The paper is dirty by the printer.

3. The inked nylon is worn-out during printing.

4. After changing the inked nylon, the tape is twisted.

1. Paper skips when printing

2. Print instability

3. Printer lnitializatlan

4. Poor print result

5. Wrinkle problem

6. Print contents on the left and right are missing

7. Incorrect positioning

8. Incomplete print content

9. Clean sensor

10. Black label paper with gray lines

11. Clean the print cots

12. Clean print head

13. Ribbon detection and auto positioning

14. Power-on self-test

15. The printer reported an error

16. Bar code printers print notes with spots

17. The carbon belt will not turn when installed

18. Bar code printer carbon tape still has a little bit left

19. The printed contents of the label are printed with white stripes

20. When is the bar code printer set the printing temperature is too high

21. Each time the tape is printed, a black line is printed on the first one

22. The label will not go when printing, the carbon belt will go

23. The carbon tape will not turn when printing, the label paper will turn

24. When printing the label, there are two blank sheets and paper leakage

25. When the machine prints, the carbon tape has a serious electrostatic phenomenon

26. The barcode printer makes the sound of patter, and the label feels the same as the carbon tape

27. When printing the label contents, part of the corresponding position will be missing

28. The printed label has white wrinkles or slanted stripes

29. Printed labels are clear on one side and light on the other

30. The label is not clearly printed, the color is white, and the label is coarse

31. How does paper check and learn

32. Label printing offset

33. Print off the blank and skip

34. The print driver test page cannot print

1. Light printing

2. Ribbon can not run.

3. The printing mark is too dark and dirty.

1. The print content is not complete

2. The power indicator is off

3. Label learning

4. How to change port print for WIFI

5. Poor print quality

6. incorrect positioning

7. The printer doesn't recognize it. It can't print

8. Can not print

9. Clean sensor

10. Clean the print cots

11. Clean print head

12. Resume Printing

13. Print pause

14. Feed in a blank paper automatically

15. Factory Reset

16. Print the self-test page

17. The printer reported an error

18. Indicator Light Instruction

19. Bar code printers print notes with spots

20. The printed contents of the label are printed with white stripes

21. When printing the label, there are two blank sheets and paper leakage

22. When printing the label contents, part of the corresponding position will be missing

23. The printed label has white wrinkles or slanted stripes

24. Printed labels are clear on one side and light on the other

25. The label is not clearly printed, the color is white, and the label is coarse

26. In the paper learning, paper positioning is abnormal

27. How does paper check and learn

28. Print the code

29. Label printing offset

30. Print off the blank and skip

31. The print driver test page cannot print

1. Can not be used.

2. Ribbon can not run smoothly.

3. The cartridge is too tight with the printer and hard to be taken out.

4. The paper is dirty by the printer

1. Print the self-test page

2. Paper stripping mode

3. Printer prints blurrily

4. Automatic learning of paper types

5. Printed receipt characters become fuzzy within several months or even several weeks.

6. Printer only feeds paper during printinng，and has no printing data.

7. It can be set on the printer setting screen

8. The printed contents of the label are printed with white stripes

9. When printing the label, there are two blank sheets and paper leakage

10. When printing the label contents, part of the corresponding position will be missing

11. The printed label has white wrinkles or slanted stripes

12. Printed labels are clear on one side and light on the other

13. The label is not clearly printed, the color is white, and the label is coarse.