Question about Canon PIXMA MP780 All-In-One InkJet Printer
Here is what Canon says.
Solutions for blank LCD Issue: The Liquid Crystal Display (LCD) is blank or displays distorted colors or spots / stripes
1. Disconnect and Reconnect AC power adapter or power cord to the device and electrical source 2. Disconnect and reconnect the electrical cord to ensure a secure connection 3. Press the ON/OFF button to power on the multifunction device 4. Try a different electrical source / outlet
Posted on Nov 12, 2007
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Posted on Jan 02, 2017
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