Toshiba DP120F Service Manual page 266

2.2.3 TX Drive Area
The TX drive area consists of the TX motor, TX motor gear assembly, TX drive rollers, and
Pinch rollers. The TX drive area feeds the document pages sent in from the ADF area.
• TX motor gear assembly
The TX motor gear assembly consists of components as shown in the figure below. This
assembly is driven by the TX motor.
TX reduction gear 2
Reduction gear 2
• TX motor
The TX motor is the power source for the transmission section. When the Document
sensor detects the presence of document, the TX motor rotates in the arrow direction to
feed the document pages. When the document pages reach the Document position sen-
sor, the TX motor is turned OFF.
Thereafter, it will rotate again by a signal from the Operation panel.
• TX drive rollers L and R
The TX drive rollers feeds the document sent in from the ADF roller to the specified posi-
tion. By the signals from the Operation panel, the rollers feed the document to the scan-
ning area by single scanning width value.
Thereafter, the rollers feed out the document that has gone through scanning. The rollers
are driven by the TX motor.
• Pinch roller
The Pinch rollers are pressed against the TX drive rollers L and R to assist feeding. The
Pinch rollers are driven by the rotation of the TX drive rollers.
DP120F/DP125F Mechanical Description
Reduction gear 2
TX motor
Fig. 5-2-3
5-6
TX reduction gear 1
05-02-03
March 2000 © TOSHIBA TEC