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glossy film, or overhead transparency) and switches to the correct print mode. The DC controller
determines a media mismatch error and notifies the formatter under the following condition:
Simplex printing
●
The specified print mode is overhead transparency (OHT), but the media sensor detects another
paper type.
●
The specified print mode is not auto or OHT, but the media sensor detects OHT.
Duplex printing
●
The media sensor detects OHT.
The DC controller flashes the media sensor during the initial rotation period under the following
conditions:
●
The product is turned on
●
The product exits Sleep mode
When the light intensity is not a specified value, the DC controller determines a media-sensor failure
and notifies the formatter.
Feed speed control
For the best print quality, the product adjusts the feed speed depending on the paper type.
Table 1-14 Print mode and feed speed
Print mode Feed speed Media sensor detection
Normal 1/1 Yes
Heavy media 1 3/4
Heavy media 2 1/2 Yes
Heavy media 3 1/3 Yes
Light media 1 1/1 Yes
Glossy media 1 1/3 Yes
Glossy media 2 1/3 Yes
Glossy media 3 1/4 Yes
Glossy film 1/4 Yes
Envelope 1/2 No
OHT 1/4 Yes
Label 1/2 No
Designated media 1 1/2 No
Fusing and delivery unit
The fusing and delivery unit fuses the toner onto the paper and delivers the printed page into the output
bin. The following controls ensure optimum print quality:
48 Chapter 1 Theory of operation ENWW