2-1
CHAPTER 2. TECHNICAL DESCRIPTION
1. Functions of each unit
1.1 MAIN PCB ASS’Y
1) Driving the CCD Sensor.
2) Conversion of the image signal from the analog signal to the digital signal.
3) Controlling the power supply and the system by CPU. (Refer to Sections 2.1 and 2.2.)
4) Image processing, and reading and writing the image signal to and from the CF card using DSP.
(Refer to Section 2.2.2.)
5) LCD drive and amplification of the video and audio output. (Refer to Section 2.2.3.)
6) Power supply drive (DC/DC converter).
1.2 ST UNIT
1) Flash drive and charging circuit for the flash.
Fig. 1
MAIN PCB ASS'Y
ST UNIT
Содержание DIGITAL IXUS 400
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