Description Of Operation - Toshiba e-STUDIO2330C Service Manual

7.4

Description of Operation

7.4.1 Scanning operation
Motor speed-reduction pulley
• Scanning of an original placed on the original glass
This motor drives the carriages-1 and -2 through the timing belt and carriage wire. First, the scan
motor drives the carriages-1 and -2 to their respective home positions. The home positions are
detected when the carriage-1 passes the home position sensor (S6). When the [START] button is
pressed, the both carriages start to move and scan the original on the glass.
• Scanning of an original placed on the RADF
The carriage-1 stays at the shading position during shading correction, and at the scanning
position during scanning operation.
• Carriage speed
The Carriage speed of the original placed on the original glass in the color mode is the same as
that in the black mode.
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Scan motor
Wire pulley
Motor pulley
Fig. 7-6
e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C
7 - 5
Carriage-1
Carriage-2
Idler pulley
SCANNER
7