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.
6) Power supply drive (DC/DC converter).
7) Backlight for LCD drive.
1.2 FLASH UNIT
1) Flash drive and charging circuit for the flash.
Fig. 1
FLASH UNIT
MAIN PCB ASS’Y
RLS PCB ASS’Y
OPTICAL UNIT
Summary of Contents for PowerShot A100
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Page 122: ...C CANON INC 2002 01 June 2002 3 3 OPR PCB ASS Y ...
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Page 129: ...Dimensions 467 83mm 370 89mm 96 94mm 346 98mm 260 0mm 93 00mm ...