Toshiba e-STUDIO353 - Page 125

e-STUDIO350/352/353/450/452/453
SCANNER
6
6 - 3 © 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
(3) Carriage-2
 Carriage-2mainlyconsistsofthemirror-2,mirror-3,etc.anddirectsthereectedlightfromthe
mirror-1 through the mirrors-2 and -3 to the lens.
This carriage is driven by the same scan motor as that for the carriage-1 at half the scanning
speed of the carriage-1 (The scanning distance is also half that of the carriage-1).
(4) Lens unit
 Thelightreectedfromthemirror-3isledtotheCCDplacedatthefocalpointofthelenswhichis
xedinaposition.
(5) CCD driving board (CCD board)
This is a board to convert the optical image signal which has been converted by the CCD into an
analog signal.
(6) Automatic original detection sensor
The size of an original placed on the glass is instantly detected using the automatic original de
-
tectionsensors(APSsensor)xedonthebaseframewithoutmovingthecarriage-1.
Lens unit
CCD driving board
Fig. 6-203
Fig. 6-204
Mirror-2
Mirror-3