Toshiba e-STUDIO453 Service Manual page 90

* Output is controlled as follows to realizes the desirable separability and transferability.
Paper position against transfer point
From leading edge to 10 mm from leading edge
From 10 mm from leading edge to 17 mm from trailing edge
3
From 17 mm from trailing edge to trailing edge
Paper may not be separated from the drum surface
because of moisture or malfunction of the transfer/
separation charger during printing. As the result,
the paper enters into the cleaner and causes
jamming. To prevent this, a separation finger is
used to forcibly separate the paper which was left
around the drum.
(8) Fusing
Fusing is the process of melting the toner on
the paper and fixing it firmly on the paper.
Method : The melting point of the toner (main
(Heat) Toner is melted by the heat of the
(Pressure) The pressure roller is pressed
(Fusing) The toner is fused on the paper.
e-STUDIO350/352/353/450/452/453
COPY PROCESS
ingredient: resin) is 100-110°C.

surface of the fuser roller.
+
against the fuser roller by the
springs to increase the adherence
of the melted toner onto the paper.

Heat and pressure are applied to
the paper when it passes between
the fuser roller and pressure roller.
||
Separation output
(H) 5.5kV AC/–100 V DC
(C) 4.0kV AC/–100 V DC
(L) 2.5kV AC/–100 V DC
Separation finger
Drum rotation
Fig. 3-217
Fuser roller
Fig. 3-218
Separation finger
Fuser roller
IH coil
Paper
movement
Fig. 3-219
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04/01
Paper
movement
Separation
charger
Pressure
Paper
Separation finger
(Pressure)
Pressure roller