e-STUDIO170F Mechanical Description
January 2005 © TOSHIBA TEC
5 - 6
• Pinch roller
The pinch rollers are pressed against the TX drive rollers 1 and 2 to assist feeding. The pinch
rollers are driven by the rotation of the TX drive rollers.
[ 4 ] Scanning Area
The scanning area consists of the scanner guide and CIS unit to scan documents.
Fig.5-4
• Scanner guide
The light of the LED is shown upon the scanner guide to establish a reference between black and
white on the document pages. Based on that data, the standard value of white is set. It also func-
tions to press documents down against the CIS unit surface.
• CIS unit
The CIS (Contact Image Scanner) unit consists of the LED, lens array, and sensor array.
The CIS functions to obtain image pieces of respective scanning width of a document. (As for
resolution, etc., Refer to
P.2-1 "2.1 Scanning System".) The light emitted by LEDs strikes the
surface of the document and reflects through the lens array and is read by the sensor array.
Scanner guide
Documents
LED
Lens array
Sensor array
Содержание ESTUDIO170F
Страница 1: ...SERVICE MANUAL PLAIN PAPER FACSIMILE e STUDIO170F File No SME04002900 R04102171300 TTEC Ver01_2005 05 ...
Страница 2: ... 2005 TOSHIBA TEC CORPORATION All rights reserved ...
Страница 192: ...e STUDIO170F Function Settings January 2005 TOSHIBA TEC 4 132 ...
Страница 214: ...e STUDIO170F Mechanical Description January 2005 TOSHIBA TEC 5 22 ...
Страница 308: ...e STUDIO170F Circuit Description January 2005 TOSHIBA TEC 7 78 ...
Страница 372: ...e STUDIO170F Removal Replacement Adjustment January 2005 TOSHIBA TEC 8 64 ...
Страница 490: ...e STUDIO170F Appendix January 2005 TOSHIBA TEC 12 8 ...
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