43XC-024
White spots like blisters appear
Temperature for fixing toner does not match the specific characteristics of the paper. Adjust the gloss value toward the minus end.
← Feeding Direction
Remedy
To improve this situation, adjust the value for <Adjust Gloss/Fine Black> to match the specific characteristics of the paper.
Press 
→ [Preferences] → [Paper Settings] → [Paper Type Management Settings] → select the type of paper you are using that is having this problem → press [Details/Edit] → [Change] for <Adjust Gloss/Fine Black> → adjust the value for [Gloss] toward the minus end.
→ [Preferences] → [Paper Settings] → [Paper Type Management Settings] → select the type of paper you are using that is having this problem → press [Details/Edit] → [Change] for <Adjust Gloss/Fine Black> → adjust the value for [Gloss] toward the minus end.
"Paper Type Management" > "Adjusting the Gloss and Fine Black" in the User's Guide