Canon PowerShot A30 Service Manual page 48

CHAPTER 3. REPAIR INSTRUCTION
CONTENTS
1. Before Starting the Repair Work
1.1 Precaution on Flash High Tension Circuit ------------------------------------------------------------------------------- 3-1
1.2 List of Tools ----------------------------------------------------------------------------------------------------------------- 3-1
1.3 List of Supplies -------------------------------------------------------------------------------------------------------------- 3-1
1.4 Flexible Connectors --------------------------------------------------------------------------------------------------------- 3-2
2. Disassembly/Assembly
2.1 Procedure --------------------------------------------------------------------------------------------------------------------- 3-3
2.2 REAR COVER UNIT ------------------------------------------------------------------------------------------------------ 3-4
2.3 FRONT COVER UNIT, CF COVER ------------------------------------------------------------------------------------ 3-5
2.4 LENS BARREL SHEET, BATTERY COVER UNIT ----------------------------------------------------------------- 3-6
2.5 BACKLIGHT UNIT, LCD PANEL -------------------------------------------------------------------------------------- 3-7
2.6 MAIN PCB ASS'Y --------------------------------------------------------------------------------------------------------- 3-8
2.7 DC/DC PCB ASS'Y -------------------------------------------------------------------------------------------------------- 3-9
2.8 FLASH UNIT ---------------------------------------------------------------------------------------------------------------3-10
2.9 OPTICAL UNIT, FINDER UNIT -------------------------------------------------------------------------------------- 3-11
2.10 CCD UNIT ----------------------------------------------------------------------------------------------------------------- 3-12
2.11 BATTERY BOX UNIT, RLS PCB ASS'Y, LITHIUM BATTERY HOLDER -----------------------------------3-13
2.12 OPTICAL UNIT ---------------------------------------------------------------------------------------------------------- 3-14
2.13 Assembling the FINDER UNIT ------------------------------------------------------------------------------------------3-15
2.14 Screw List -------------------------------------------------------------------------------------------------------------------3-16
3. Adjustments
3.1 Replacement Parts and Adjustment Items ----------------------------------------------------------------------------- 3-17
3.2 Adjustment Tools ----------------------------------------------------------------------------------------------------------3-18
3.3 Before Starting Electrical Adjustments ---------------------------------------------------------------------------------3-19
3.3.1 TWAIN Driver Installation --------------------------------------------------------------------------------------3-19
3.3.2 Installing the Adjustment Software --------------------------------------------------------------------------- 3-19
3.3.3 Preparation -------------------------------------------------------------------------------------------------------- 3-21
3.3.4 Starting up the Adjustment Software ---------------------------------------------------------------------------3-22
3.3.5 Menu Window -----------------------------------------------------------------------------------------------------3-22
3.3.6 How to Use the Adjustment Software -------------------------------------------------------------------------3-22
3.4 Calibration ----------------------------------------------------------------------------------------------------------------- 3-23
3.4.1 Calibration -------------------------------------------------------------------------------------------------------- 3-23
3.5 Adjustment Procedure -----------------------------------------------------------------------------------------------------3-27
3.5.1 CCD Adjustment ------------------------------------------------------------------------------------------------- 3-27
3.5.2 Optical Unit Adjustment ---------------------------------------------------------------------------------------- 3-29
3.5.3 Imaging Process Adjustment ------------------------------------------------------------------------------------3-31
3.5.4 Pixel Dot Adjustment --------------------------------------------------------------------------------------------3-35
3.5.5 Flash Adjustment -------------------------------------------------------------------------------------------------3-37
3.5.6 Language (For Oth) -----------------------------------------------------------------------------------------------3-39
3.5.7 Language Settings ----------------------------------------------------------------------------------------------- 3-41