Configuration; Ic903 (Ccd) - Epson PhotoPC3100Z Service Manual

PhotoPC 3100Z

2.2.1.1 Configuration

The CA1 board is mainly composed of the following ICs.
IC903 (ICX252AK-B) : CCD imager
IC902 (74ACT04MTC) : H driver
IC904 (CXD3400N) : V driver
IC905 (AD9842JST) : CDS, AGC, A/D converter

2.2.1.2 IC903 (CCD)

Structure
Interline type CCD image sensor
Optical size : 1/108 type
Effective pixels : 2088 (H) X 1550 (V)
Pixels in total : 2140 (H) X 1560 (V)
Optical black
Horizontal (H) direction:
Vertical (V) direction:
Dummy bit number
Horizontal: 28, Vertical:1 (only even number field)
Figure 2-4. Optical Black Arrangement
Operating Principles
Front 4 pixels, Rear 48 pixels
Front 8 pixels, Rear 2 pixels
Figure 2-5. CCD Block Diagram
Circuit
Revision A
Photo sensor
42