Computer Science for IGCSE & O level - Hardware (Section 24 - No. 45)
What is the primary function of the transfer roller in a laser printer?
To apply heat to the toner.
To transfer the toner from the drum to the paper.
To clean the drum surface.
To fuse the toner to the paper.
Giải thích
The transfer roller pulls the toner from the drum to the paper.