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
RLS PCB ASS’Y
MAIN PCB ASS’Y
Summary of Contents for PowerShot A300
Page 1: ......
Page 23: ...1 18 3 2 6 dimentional diagram 58 0 2 28 36 6 1 44 110 0 4 37 Unit mm inch ...
Page 24: ...1 19 3 3 Nomenclature ...
Page 27: ...1 22 Play MENU Protect Transfer Order Rotate Sound Memo Erase all Auto Play Print Order ...
Page 36: ...1 31 ...
Page 37: ...1 32 ...
Page 38: ...1 33 ...
Page 39: ...1 34 ...
Page 40: ...1 35 ...
Page 41: ...1 36 5 2 System Diagram ...
Page 99: ...PowerShot A300 Casing Parts Pg1 1 2 3 4 5 6 7 8 9 12 10 11 13 14 15 15 14 14 N S ...
Page 103: ...PowerShot A300 Pg3 Internal Parts 2 GRAY ORANGE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 14 14 14 ...
Page 124: ...C CANON INC 2003 01 April 2003 3 3 OPR PCB ASS Y ...
Page 125: ...C CANON INC 2003 01 April 2003 3 4 RLS PCB ASS Y ...
Page 126: ...C CANON INC 2003 01 April 2003 3 5 BL FPC ASS Y ...
Page 128: ...PowerShot A300 Auto Focus Chart ...
Page 129: ...PowerShot A300 Auto Focus Chart ...