HL-3450CN
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FAQs & Troubleshooting |
![](/g/b/img/product/hl3450cn_all.jpg)
HL-3450CN
Date: 25/10/2018 ID: faq00000006_019
Vertical black lines or streaks appear on the printout.
![](/g/b/img/faqend/faq00000006_019/gb/en/90026/27_pq_04.gif)
Please check the following points:
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Identify the missing colour and replace that toner cartridge.
To see how to replace the toner cartridge, click here.
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Replace the OPC belt cartridge.
To see how to replace the OPC belt cartridge, click here.
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