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. Light printing

2. Ribbon can not run.

3. The printing mark is too dark and dirty.

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. The inked nylon is stuck, can't not run.

2. The inked nylon can easily fluff,and becomes whitish.

3. Light printing

4. Ribbon stop operating.

1. The cartridge is too loose with the printer.

2. The ribbon flutter,can not run smoothly.

3. Ribbon can not run smoothly.

4. Can not be used.

1. Strange sound when gear wheels are running.

2. The inked nylon is stuck, can not run.

3. The inked nylon can easily fluff,and becomes whitish.

1. Strange sound when gear wheels are running.

2. Inked nylon is fluttered.

3. The cartridge is too loose with the printer.

4. The ribbon flutter, can not run smoothly.

1. The printing is too dark.

2. White line in the printing.

3. Strange sound when ribbon is running.

1. Light printing and short print life.

2. The inked nylon can easily fluff.

1. Unable to put into the printer.

1. Strange sound when using.

2. Can not be placed into the printer-model LQ680.