Canon PowerShot S230 Service Manual page 55

CHAPTER 3. REPAIR INSTRUCTION
CONTENTS
1. Before Starting the Repair Work ------------------------------------------------------------------------------------------------ 3-1
1.1 Precaution on Flash High Tension Circuit ------------------------------------------------------------------------------- 3-1
1.2 List of Supplies -------------------------------------------------------------------------------------------------------------- 3-1
1.3 Flexible Connectors --------------------------------------------------------------------------------------------------------- 3-2
2. Disassembly/Assembly ----------------------------------------------------------------------------------------------------------- 3-3
2.1 Procedure --------------------------------------------------------------------------------------------------------------------- 3-3
2.2 REAR COVER UNIT, CF COVER -------------------------------------------------------------------------------------- 3-4
2.3 FRONT COVER UNIT ---------------------------------------------------------------------------------------------------- 3-5
2.4 SHUTTER BUTTON UNIT ----------------------------------------------------------------------------------------------- 3-6
2.5 SHIELD SHEET, MAIN PCB ASS'Y ----------------------------------------------------------------------------------- 3-7
2.6 LITHIUM BATTERY (2ND), MICROPHONE UNIT ---------------------------------------------------------------- 3-8
2.7 BATTERY LOCK, BATTERY COVER -------------------------------------------------------------------------------- 3-9
2.8 OPERATION KEY UNIT, TRIPOD SOCKET ---------------------------------------------------------------------- 3-10
2.9 LCD PANEL, BACK LIGHT UNIT ------------------------------------------------------------------------------------3-11
2.10 OPERATION PLATE, BATTERY BOX UNIT, CF UNIT ---------------------------------------------------------3-12
2.11 OPTICAL UNIT, FINDER UNIT --------------------------------------------------------------------------------------3-13
2.12 Assembling the FINDER UNIT ---------------------------------------------------------------------------------------- 3-14
2.13 OPTICAL UNIT ---------------------------------------------------------------------------------------------------------- 3-15
2.14 FLASH/DC UNIT, FLASH UNIT, ELECT CAPACITOR ---------------------------------------------------------3-16
2.15 Screw List ----------------------------------------------------------------------------------------------------------------- 3-17
3. Adjustments -----------------------------------------------------------------------------------------------------------------------3-18
3.1 Replacement Parts and Adjustment Items ----------------------------------------------------------------------------- 3-18
3.2 Adjustment Tools ----------------------------------------------------------------------------------------------------------3-19
3.3 Before Starting Electrical Adjustments ---------------------------------------------------------------------------------3-20
3.3.1 TWAIN Driver Installation --------------------------------------------------------------------------------------3-20
3.3.2 Installing the Adjustment Software --------------------------------------------------------------------------- 3-20
3.3.3 Preparation -------------------------------------------------------------------------------------------------------- 3-22
3.3.4 Starting up the Adjustment Software ---------------------------------------------------------------------------3-23
3.3.5 Menu Window -----------------------------------------------------------------------------------------------------3-23
3.3.6 How to Use the Adjustment Software -------------------------------------------------------------------------3-23
3.4 Calibration ----------------------------------------------------------------------------------------------------------------- 3-24
3.4.1 Calibration -------------------------------------------------------------------------------------------------------- 3-24
3.5 Adjustment Procedure -----------------------------------------------------------------------------------------------------3-29
3.5.1 CCD Adjustment ------------------------------------------------------------------------------------------------- 3-29
3.5.2 Optical Unit Adjustment ---------------------------------------------------------------------------------------- 3-31
3.5.3 Imaging Process Adjustment ------------------------------------------------------------------------------------3-33
3.5.4 Color Adjustment -------------------------------------------------------------------------------------------------3-36
3.5.5 Pixel Dot Adjustment --------------------------------------------------------------------------------------------3-38
3.5.6 Flash Adjustment -------------------------------------------------------------------------------------------------3-40
3.5.7 Checking of sound recording/output ---------------------------------------------------------------------------3-42