DCP-120C FAQs & Troubleshooting DCP-120C Not your product? Sort by: Updated Date Popularity 1 Results 1. 09/12/2005 When a large capacity xD-Picture Card™ or SmartMedia® card is inserted into the media slot, I have noticed that the copy speed in "Best" quality mode is slower than when the media card is removed. Why? Copy FAQs & Troubleshooting