QL-820NWB
 |
常见问题解答与故障排除 |
QL-820NWB
日期： 2019-06-04 ID： faqp00000416_001
The printing has poor quality, white lines or streaks.
While the print head generally remains clean under normal use, lint or dirt from the roller may become stuck on the print head and cause these conditions. If this occurs, clean the roller.
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