HP M276 - Load the paper input tray

Laser/scanner system
The formatter sends video signals to the DC controller, which controls the laser/scanner. When the
laser/scanner system receives those signals, it converts them to latent images on the photosensitive
drum.
Figure 1-7 Laser/scanner system
DC controller
BD sensor
Photosensitive drum
(Y)
Laser assembly
Scanner mirror
Scanner motor assembly
Photosensitive drum
(M)
Photosensitive drum
(C)
Photosensitive drum
(K)
Laser failure detection
The optical unit failure detection sensor manages the laser/scanner unit failure-detection functions. The
DC controller identifies the laser/scanner unit failure and notifies the formatter if the laser/scanner unit
encounters the following conditions:
●
Scanner motor failure
●
BD failure
ENWW
Laser/scanner system
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