White spots repeated down the card(s) - REPLACE PRINTER
Perfectly straight white line down the length of the card - REPLACE PRINTER
Image shifted on card
Entire image pale
The whole card is tinted red, yellow, or blue - Usually the ribbon type in the driver is wrong. It should be YMCKK, but there is a detect ribbon” button that works too. The ribbon could be bad (but I’ve never seen it), or the sensor may need calibration.
Part of the card looks like a barcode, or the colors are wrong along a stripe. REPLACE PRINTER
Entire image flipped/reversed. Run ConfigurePrinter.bat
Part of the front printed on the back, calibrate Film/Ribbon.