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When changes occur in applicable products or in the content of this manual, Canon will release service manual report as the need arises. In the event of major changes in the contents of this manual over a long or short period, Canon may issue new editions of this manual.
SAFETY PRECAUTIONS The following precautions should be observed when servicing. Since many parts in the unit have special safety-related characteristics, always use genuine CANON replacement parts. Especially critical parts in the power circuit block should not be replaced with other makes.
CHAPTER 2. TECHNICAL DESCRIPTION CONTENTS 1. Functions of each unit 1.1 MAIN PCB ASS’Y --------------------------------------------------------------------------------------------------------- 2-1 1.2 DC/DC PCB ASS’Y -------------------------------------------------------------------------------------------------------- 2-1 1.3 FLASH UNIT ---------------------------------------------------------------------------------------------------------------- 2-1 2. Outline of Circuits 2.1 Power Supply Control ------------------------------------------------------------------------------------------------------ 2-2 2.1.1 Power Supply Block Diagram ----------------------------------------------------------------------------------- 2-2 2.1.2 Power Control Sequence ------------------------------------------------------------------------------------------ 2-2 2.2 Signal Processing ------------------------------------------------------------------------------------------------------------ 2-3...
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.
CHAPTER 2. TECHNICAL DESCRIPTION 2. Outline of Circuits 2.1 Power Supply Control The power supply is controlled by the CPU mounted on the main PCB ass’y. 2.1.1 Power Supply Block Diagram MAIN PCB ASS'Y E1, E2, E3, E4 BATTERY VCC1L (2.5V) DC/DC CONVERTER for System Control...
CHAPTER 2. TECHNICAL DESCRIPTION 2.2 Signal Processing MAIN PCB ASS'Y SDRAM CF card HD, VD Drive Pulse Driver CDS, A/D Sensor Motor EF LENS Video Driver VIDEO OUT AUDIO OUT AF Support LED FLASH MEMORY FINDER LED Buzzer DIAL Electric FLASH AUDIO AMP (A40 Model Only) Fig.
CHAPTER 2. TECHNICAL DESCRIPTION 2.2.2 Picture Processing 1) The drive pulse of the CCD sensor is created by both clock from DSP and TG that is operated by sync. signal. The picture signal by the drive pulse is output from CCD sensor. The output signal of the CCD picture is converted to the signal processing and the digital data by the CDS and A/D converter, and is sent to the DSP.
CHAPTER 2. TECHNICAL DESCRIPTION 3. Troubleshooting 3.1 When an Error Code is Displayed [Remedy] • Check for any abnormalities in the mounting of probable faulty parts or connector connections referring to the table below. • Try replacing probable faulty parts referring to the below. [NOTE] •...
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CHAPTER 2. TECHNICAL DESCRIPTION Error Code Name Occurrence Conditions Cause and Probable Faulty Part CF WRITE Free area could not be secured in the CF CARD TIME OVER buffer for the photograph image within the specified time in the continuous MAIN PCB ASS’Y shooting mode.
CHAPTER 2. TECHNICAL DESCRIPTION 3.2 When a Problem Occurs [Remedy] • Check for any abnormalities in the mounting of probable faulty parts or connector connections referring to the table below. • Try replacing probable faulty parts referring to the table below. [NOTE] •...
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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...
CHAPTER 3. REPAIR INSTRUCTION 1. Before Starting the Repair Work Be sure to read the following precaution before starting the repair work. 1.1 Precaution on Flash High Tension Circuit • When the FRONT COVER UNIT is removed, be sure to discharge the main capacitor. (Discharging resistor: 1 k ohms, approx.
CHAPTER 3. REPAIR INSTRUCTION 1.4 Flexible Connectors This product uses the four types of the flexible connectors. 1 Type A The contact-piece should face frontwards Unconnected state Connected state 2 Type B The contact-piece LOCK should face UNLOCK downwards Unlocked state Locked state 3 Type C UNLOCK...
CHAPTER 3. REPAIR INSTRUCTION 2. Disassembly/Assembly 2.1 Procedure Disassembling procedure of PowerShot A40 (A30) is shown by the following flowchart. Reverse the disassembling procedure to reassemble them. ∗ The pages to refer are shown in parenthesis ( ). REAR COVER UNIT (3-4) FRONT COVER UNIT (3-5)
CHAPTER 3. REPAIR INSTRUCTION REAR COVER UNIT (1)-3 (1)-1 (1)-3 (1)-1 REAR COVER UNIT (1)-1 (1)-1 (1)-1 (1)-1 CONNECTOR COVER CF COVER (1)-2 Fig. 3-4 REAR COVER UNIT 2.2 REAR COVER UNIT (1) REAR COVER UNIT 1. Remove the six screws. Remove the one screw by turning over the CONNECTOR COVER.
CHAPTER 3. REPAIR INSTRUCTION CF COVER (1)-2 (1)-2 BATTERY COVER UNIT (1)-1 Fig. 3-5 FRONT COVER UNIT, CF COVER 2.3 FRONT COVER UNIT, CF COVER (1) FRONT COVER UNIT, CF COVER 1. Open the BATTERY COVER UNIT after releasing the look while pushing the BATTERY OPEN BUTTON in the direction of the arrow .
CHAPTER 3. REPAIR INSTRUCTION (1)-4 BACKLIGHT UNIT NOTE (Assembling) The BACKLIGHT UNIT that is (1)-3 supplied as the service part has the protection sheet on the back. Remove it. (1)-2 (2)-1 Claws Claws (2)-1 (1)-1 (1)-3 LCD PANEL Claws (2)-1 Fig.
CHAPTER 3. REPAIR INSTRUCTION (1)-6 M-S FPC FLASH UNIT (1)-2 (1)-5 Mold part EMS SHEET 1 (1)-3 (1)-3 (1)-4 Fig. 3-10 FLASH UNIT 2.8 FLASH UNIT (1) FLASH UNIT 1. Remove the HIGH VOLTAGE CAUTION TAPE. 2. Remove the mold part of the FLASH UNIT from the dowel with the sharp point tweezers or the like. 3.
CHAPTER 3. REPAIR INSTRUCTION FINDER UNIT (2)-2 (2)-1 OPTICAL UNIT (2)-3 (1)-2 (1)-1 Fig. 3-11 OPTICAL UNIT, FINDER UNIT 2.9 OPTICAL UNIT, FINDER UNIT (1) OPTICAL UNIT 1. Remove the four screws. 2. While taking care of flexible printed wired board, remove the OPTICAL UNIT in the direction of arrow. (2) FINDER UNIT 1.
CHAPTER 3. REPAIR INSTRUCTION OPTICAL UNIT (1)-3 IR FILTER (1)-3 CCD RUBBER (1)-2 CCD WASHER CCD UNIT (1)-2 (1)-1 Fig. 3-12 CCD UNIT 2.10 CCD UNIT (1) CCD UNIT 1. Remove the three screws. ∗ Use the HAND DRILL BIT (CY9-1548-000). 2.
CHAPTER 3. REPAIR INSTRUCTION BARREL (1)-1 DC2.5V (1)-1 The SLIDER must have been moved fully to the top of the BARREL. (1)-2 SLIDER (1)-2 FINDER UNIT BARREL (1)-3 FINDER UNIT DC2.5V (1)-3 Fig. 3-15 Assembling the FINDER UNIT 2.13 Assembling the FINDER UNIT (1) Assembling the FINDER UNIT 1.
3. Adjustments 3.1 Replacement Parts and Adjustment Items PowerShot A30/A40 requires electrical adjustments when certain parts are replaced. The table below indicates the adjustments required for the respective part replacements. For all other parts not listed below, no electrical adjustments are necessary after replacement.
CHAPTER 3. REPAIR INSTRUCTION 3.2 Adjustment Tools The following tools are required for electrical adjustment. DESCRIPTION PARTS NO. REMARKS PC/AT-Compatible Machine — Local purchase (Windows98 pre-installed Model, USB port) CD-ROM, Adjustment Software (CD-ROM) CY8-4375-031 SERVICE MANUAL (J/E) Enclosed in camera kit Compact Power Adapter CA-PS500 —...
CHAPTER 3. REPAIR INSTRUCTION 3.3 Before Starting Electrical Adjustments 3.3.1 TWAIN Driver Installation Install the USB Driver for Adjustment in the CD-ROM to PC. (“This Adjustment Software” is impossible when the RS-232C TWAIN driver is used.) 3.3.2 Installing the Adjustment Software 1.
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CHAPTER 3. REPAIR INSTRUCTION 3. When the dialog box below appears, click the button. (Software installation will then begin.) 4. When the dialog box below appears, click the “Continue” button. (In the case that you do not add a shortcut on desktop, remove clicking from the check box.) 3-20...
CHAPTER 3. REPAIR INSTRUCTION 3.3.3 Preparation Before starting up the Adjustment Software, follow the preparatory steps below: 1. Obtain all the tools necessary for the adjustment. 2. Connect the Camera to the Power Source with the Compact Power Adapter CA-PS500. 3.
CHAPTER 3. REPAIR INSTRUCTION 3.3.4 Starting up the Adjustment Software After completing the preparatory steps, click Start and move the cursor to Program; then select Canon Digital Camera and click PowerShot A30/A40 Adjustment. 3.3.5 Menu Window When the Adjustment Software starts up, the Menu Window below will appear.
CHAPTER 3. REPAIR INSTRUCTION 3.4 Calibration 3.4.1 Calibration I Tools Used • Reference Camera (Merchandise) • Personal Computer • ND-8 Filter • Compact Power Adapter CA-PS500 • Color Viewer (5600° K) • ND-4 Filter • Adjustment Software • C-12 Filter •...
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CHAPTER 3. REPAIR INSTRUCTION 1. Place the camera so that lens is set against the Brightness C-12 Filter light source surface of the Brightness Box via the C-12 Filter. 2. Set the Brightness Box to EV12. CAMERA 3. Click the “Check” button. BODY 4.
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CHAPTER 3. REPAIR INSTRUCTION When the message on the right appears go to 9. W-10 1. Remove the ND-4 Filter. Filter 2. Attach the two W-10 Filters between the Lens Color Viewer and the Color Viewer. CAMERA BODY Place the camera so that the lens is set against the center part of the Color Viewer.
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CHAPTER 3. REPAIR INSTRUCTION Point and drag the shot yellow area to be mea- sured with mouse. Check “Save as Reference Yellow (or Red)” click the “OK” button. Measure “RED” referring to the procedures from the above. When the message on the right appears, click the “FINISH”...
CHAPTER 3. REPAIR INSTRUCTION 3.5 Adjustment Procedure 3.5.1 CCD Adjustment I Tools Used • Personal Computer • Adjustment Software • INTERFACE CABLE IFC-300PCU • Compact Power Adapter CA-PS500 • Brightness Box (light source A) • C-12 Filter Click the “CCD” button. When the message on the right appears, go to 3.
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CHAPTER 3. REPAIR INSTRUCTION When the message on the right appears, Set the Brightness Box to EV15 while setting the C-12 Filter between the lens. Click the “ADJUST” button. When the message on the right appears, click the “FINISH” button. (This ends the “CCD”...
CHAPTER 3. REPAIR INSTRUCTION 3.5.2 Optical Unit Adjustment I Tools Used • Personal Computer • Tripod • INTERFACE CABLE IFC-300PCU • Adjustment Software • ZOOM/AF Chart • Compact Power Adapter CA-PS500 Click the “Optical Unit” button. When the message on the right appears, turn off/on the camera.
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CHAPTER 3. REPAIR INSTRUCTION 1. Place the Zoom Chart at 53.5cm away from the front of the camera finder. ZOOM/AF CHART * Place the Auto Focus Chart on a plain color wall or equivalent. 53.5cm * Adjust the light so that the brightness of the chart will be about EV8.5.
CHAPTER 3. REPAIR INSTRUCTION 3.5.3 Imaging Process Adjustment I Tools Used • Personal Computer • Color Viewer (5600° K) • DC Coupler DR-700 • INTERFACE CABLE IFC-300PCU • Adjustment Software • Color Bar Chart • Brightness Box (light source A) •...
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CHAPTER 3. REPAIR INSTRUCTION ND-4 1. Attach the ND-4 Filters between the Lens and Filter the Color Viewer. Color Viewer 2. Place the camera so that the lens is set against CAMERA BODY the center part of the Color Viewer. 3.
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CHAPTER 3. REPAIR INSTRUCTION 1. Attach the Color Bar Chart to the Color Viewer. Color Bar Chart Color Viewer 2. Place the camera so that the viewing image of the color bar chart is the full of LCD. 3. Click the “ADJUST” button. ND-4 Filter CAMERA...
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CHAPTER 3. REPAIR INSTRUCTION When the adjustment is completed, click the “FINISH” button. (This ends the “Imaging Process” Adjustment.) 3-34...
CHAPTER 3. REPAIR INSTRUCTION 3.5.4 Pixel Dot Adjustment I Tools Used • Personal Computer • Compact Power Adapter CA-PS500 • INTERFACE CABLE IFC-300PCU • Adjustment Software • Brightness Box (light source A) • C-12 Filter • Light-Shielding Cloth (500 × 500 or larger) •...
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CHAPTER 3. REPAIR INSTRUCTION 1. When the message on the right appears, cover the camera with the Light-Shielding Cloth so that the no light reasons the CCD. 2. Click the “ADJUST” button. When the message on the right appears, click the “FINISH”...
CHAPTER 3. REPAIR INSTRUCTION 3.5.5 Flash Adjustment I Tools Used • Personal Computer • Compact Power Adapter CA-PS500 • INTERFACE CABLE IFC-300PCU • Adjustment Software • 18% Gray Chart Click the “Flash” button. When the message on the right appears, go to 3. 1.
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CHAPTER 3. REPAIR INSTRUCTION When the message on the right appears, click the “FINISH” button. (This ends the “Flash” Adjustment.) 3-38...
CHAPTER 3. REPAIR INSTRUCTION 3.5.6 Language (For Oth) I Tools Used • Personal Computer • Compact Power Adapter CA-PS500 • INTERFACE CABLE IFC-300PCU • Adjustment Software (FontSet.exe) Open the “FontSet.exe” and click the “New Connection” button. When the message on the right appears, confirm the model name, and click the “OK”...
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CHAPTER 3. REPAIR INSTRUCTION *Make sure to appear “err:0 on the bottom line. 3-40...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CY1-6154-000 RING, SCREW A40/A30...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CD1-3510-000 CASE, DC/DC SHIELD 2...
PowerShot A40 PowerShot A30 Internal Parts-2 MIC.: A40 only See Pg4...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CM1-1180-000 FINDER UNIT A40/A30...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CD1-4257-000 PLATE, LENS A40/A30...
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PowerShot A40 PowerShot A30 Accessories-1 Wrist Strap WS-200 USB Interface Cable Compact Power Adapter IFC-300PCU CA-PS500 Canon Digital Camera Direct Interface Cable AC Cable Solution Disk, DIF-100 ArcSoft Camera Suite Disk CF Card FC-8M Battery Charger Soft Case SC-PS600 CB-3AH...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S C84-1060-000 WRIST STRAP WS-200 C84-1109-000 CD-ROM, SOLUTION VER.8.0 (J/E)
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PowerShot A40 PowerShot A30 Accessories-2 Conversion Lens Adapter Wide Converter Tele Converter Close-up Lens LA-DC52 WC-DC52 TC-DC52 250D (52mm) Waterproof Case WP-DC200s Waterproof Seal Silicone Grease Anti-Condesation Solution Neck Strap Wrist Strap N.Sl : N.S Stand for No Stock (Product available)
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CD1-3830-000 CAP, FRONT CD1-4042-000...
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PowerShot A40 PowerShot A30 Accessories-3 Camera User Guide Software Starter Guide System Map...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CDI-J028-000 I.BOOK (J) PS A40/A30...
PowerShot A40 PowerShot A30 S e rv i c e T o o l s DIA BOND NO.1663G BLACK W-10 Filter Adhesive Tape SONY T4000 18% Gray Chart Adhesive Tape 3M NO.56 C-12 Filter...
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PowerShot A40 PowerShot A30 P A R T S L I S T SYMBOL PARTS NO. CLASS QTY D E S C R I P T I O N R E M A R K S CY9-8129-000 BOND, DIA BOND NO.1663G BLACK...
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CHAPTER 5. DIAGRAMS CONTENTS 1. INTERCONNECTION DIAGRAM 3. P.C.B. DIAGRAMS 2. BLOCK DIAGRAMS 3-1. MAIN PCB ASS’Y 2-1. OVERALL 3-2. DC/DC PCB ASS’Y 2-2. MAIN PCB ASS’Y (1/3) 3-3. FLASH UNIT 2-3. MAIN PCB ASS’Y (2/3) 3-4. REAR COVER UNIT 2-4.
CF Open Detect SW DC/DC PCB ASS’Y CN1901 CN104 BACK LIGHT UNIT CN103 MAIN PCB ASS’Y LCD PANEL BATTERY Open Detect SW CN101 CN102 BATTERY BOX UNIT DC_IN * : A40 Model Only FU101 01 MAY, 2002 C CANON INC., 2002...
CCD for LCD Control BACK LIGHT FLASH UNIT UNIT FLASH HV/OSC/XE_Drive DC/DC CONVERTER BATTERY BOX UNIT AF Suport SELF Red Eye DC/DC PCB ASS 'Y DC_IN AUDIO*/VIDEO CN1503 01 MAY, 2002 C CANON INC., 2002 * : A40 Model Only...
Q201 SW DTC144EE AF Support VCHGLVL SELF STSP Red Eye LEDS_AN From MAIN PCB ASS’Y LED_SELF Not connect CN205 VIDEO A30 Model Only CN205 AUDIO AUDIO/VIDEO VC_DET VIDEO A40 Model Only CN204 01 MAY, 2002 C CANON INC., 2002 VBUS VBUS...
2.6 Abbreviation in Block Diagrams Abbreviation Nominal name Description Analog-to-Digital (A/D) Converter Automatic Exposure control Automatic Focussing control Logic AND circuit R-Y/B-Y Color difference signals of TV system Band-Pass Filter BUFFER Buffer circuit Chrominance signal Color component signal of TV system Charge-Coupled Device CCD imager Correlated Double Sampling system...
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How to print out the Zoom/AF Chart The large materials such as “Zoom/AF Chart” that occupy a page of large size, can be divided into several smaller pages using “Graphic Select Tool” for printing the entire page. < Procedures > 1.