Good day to you all .I own a Roland RE-640 printer which has all the panel display lights all flashing and the buzzer alarm ringing continously .The screen has small black rectangles spread right across the LCD screen .I have replaced the display panel cable to no avail .May you please help me with any pointers on how to resolve this issue .Thanks in advance.
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Roland printer display panel issue
- Thread starter A Maarira
- Start date