Canon Support for EOS 40D | Canon U.S.A., Inc.
EOS 40D
Get started with these quick links.
Protect your product with CarePAK PLUS. Learn More
Purchase this product's accessories and more. Shop Now
Looking for help with your order? Order help
DOWNLOADS
- Windows 11
- Windows 10 (x64)
- Windows 10
- Windows 8.1 (x64)
- Windows 8.1
- Windows 8 (x64)
- Windows 8
- Windows 7 (x64)
- Windows 7
- Windows Vista (x64)
- Windows Vista
- Windows Me
- Windows XP (x64)
- Windows XP
- Windows 98
- Windows 95
- Windows Server 2022
- Windows Server 2019 (x64)
- Windows Server 2016 (x64)
- Windows Server 2012 R2 (x64)
- Windows Server 2012 (x64)
- Windows Server 2008 R2 (x64)
- Windows Server 2008 (x64)
- Windows Server 2008
- Windows Server 2003 R2 (x64)
- Windows Server 2003 (x64)
- Windows Server 2003 R2
- Windows Server 2003
- macOS Sequoia v15
- macOS Sonoma v14
- macOS Ventura v13
- macOS Monterey v12
- macOS Big Sur v11.0
- macOS Catalina v10.15
- macOS Mojave v10.14
- macOS High Sierra v10.13
- macOS Sierra v10.12
- OS X El Capitan v10.11
- OS X Yosemite v10.10
- OS X Mavericks v10.9
- OS X Mountain Lion v10.8
- OS X Lion v10.7
- Mac OS X Snow Leopard v10.6
- Mac OS X v10.1
- Mac OS 9
- Linux ARM
- Linux MIPS
- Linux 64bit
- Linux 32bit
- Windows NT
- Linux
Locating and installing your download
 |
Chrome |
- A grey bar will appear at the bottom of your browser window which will contain your download. To install your download click on the name of the downloaded file. Alternatively you can click 'Show all downloads...' to view the list of all recently downloaded files
- If the grey bar is not visible you can also access the list of recently downloaded files by clicking the 3 small horizontal lines
located on the right of the address bar - Select 'Downloads' from the menu and the list of recently downloaded files will open
- From this list you can also install the download by clicking on the file name
- To open the folder on your computer that contains your downloaded files please select the 'Open downloads folder' link on the right of the page
- The folder that contains your download will now be open
 |
Safari |
- Mac Users - Click the down arrow
in the top right of the browser - Windows Users - Click the gear wheel
in the top right of the browser - Click the small image of the magnifying glass
next to your download - The folder that contains your download will now be opened
 |
Firefox |
- Click the down arrow in the top right of the browser
- Windows Users - Click the small image of the folder
next to your download - Mac Users - Click the small image of the magnifying glass next to your download
- The folder that contains your download will now be opened
 |
Internet Explorer |
- Click the gear wheel in the top right of the browser
- Select 'View Download' from the menu
- Select 'Location' next to your download
- The folder that contains your download will now be opened
 |
Microsoft Edge |
- Click the three dots icon in the top right of the browser
- Select 'Downloads' from the menu
- Select 'Open folder' next to your download
- The folder that contains your download will now be opened
There are no copying instructions for this browser
Software Development Kit
The Canon EOS Digital Camera Software Development Kit (EDSDK) enables developers to integrate select Canon cameras directly into their software application solutions, giving them access to remote camera control and communication functionality of the camera. There are two versions of the EDSDK compatible with Windows or Macintosh.
The Software Developer Kit is provided free of charge and can be found at https://www.usa.canon.com/support/sdk. To learn more please visit the Canon Developer Community site and register to download Canon’s SDKs.
SETUP & TROUBLESHOOTING
Find answers in our extensive knowledge base with dozens of articles and curated Q&As to help you troubleshoot your issue yourself.
SELECT ERROR CODE
Don’t see your error code? Let us know as we are capturing feedback for research purposes.
PRODUCT INFO
Type
| Type | Digital AF/AE SLR |
| Recording Media | CF Card Type I and II and external media (USB v.2.0 hard drive, via optional Wireless File Transmitter WFT-E3A) |
| Image Format | 0.87 x 0.58 in./22.2 x 14.8mm (APS-C size sensor) |
| Compatible Lenses | Canon EF, EF-S, TS-E, and MP-E lenses |
| Lens Mount | Canon EF mount |
Image Sensor
| Type | High-sensitivity, high-resolution, single-plate, CMOS sensor |
| Pixels | Approx. 10.10 megapixels |
| Total Pixels | Approx. 10.50 megapixels |
| Aspect Ratio | 3:2 (Horizontal : Vertical) |
| Color Filter System | RGB primary color filters |
| Low Pass Filter | Fixed position in front of the CMOS sensor |
Recording System
| Recording Format | DCF 2.0 (Exif 2.21): JPEG, RAW and RAW+JPEG simultaneous recording possible. Multiple options for recording images on a memory card. |
| Image Format | JPEG, RAW (Canon CR2) |
| File Size | JPEG/Large: Approx. 3.5MB (3,888 x 2,592)JPEG/Medium: Approx. 2.1MB (2,816 x 1,880)JPEG/Small: Approx. 1.2MB (1,936 x 1,288)RAW: Approx. 12.4MB (3,888 x 2,592)sRAW: Approx. 7.1MB (1,936 x 1,288) |
| Recording Functions | With the WFT-E3/E3A attached, image recording to the CF card and to USB external media connected tot he WFT-E3/E3A will be possible as follows: (1) Standard (2) Automatic switching of recording media (3) Separate recordings according to image-recording quality (4) Recording images having the same size |
| Backup Recording | Enabled with WFT-E3/E3A attached |
| File Numbering | Continuous numbering, Auto reset, Manual reset |
| Color Space | sRGB, Adobe RGB |
| Picture Style | Standard, Portrait, Landscape, Neutral, Faithful, Monochrome, User Def. 1-3 |
White Balance
| Settings | Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent Light, Flash, Custom WB setting, user-set Color Temperature (2,500,10,000K) |
| Auto White Balance | Auto white balance, taken from imaging sensor |
| Color Temperature Compensation | White balance correction: ±9 stops in full-stop increments White balance bracketing: ±3 stops in full-stop increments *Blue/amber direction or magenta/green direction possible |
| Color Temperature Information Transmission | Provided |
Viewfinder
| Type | Eye-level SLR with solid glass pentaprism |
| Coverage | Approx. 95% horizontally and vertically |
| Magnification | 0.95x (-1 dpt with 50mm lens at infinity) |
| Eye Point | Approx. 22mm |
| Dioptric Adjustment Correction | -3.0 to +1.0 diopter |
| Focusing Screen | Interchangeable (2 types sold separately), Ef-A standard focusing screen provided |
| Mirror | Quick-return half mirror (Transmission: reflection ratio of 40:60) |
| Viewfinder Information | AF (AF points, focus confirmation light), Exposure (shutter speed, aperture, ISO speed, AE lock, exposure level, spot metering circle, exposure warning), Flash (flash ready, flash exposure compensation, high-speed sync, FE lock, red-eye reduction light), Image (monochrome shooting, maximum burst, white balance correction, CF card information) |
| Depth Of Field Preview | Enabled with depth-of-field preview button; possible in Live View Function |
Autofocus
| Type | TTL-CT-SIR AF-dedicated CMOS sensor |
| AF Points | 9 cross-type AF points, including center AF point; fully functional with f/5.6 or faster lenses Additional high-precision, diagonal cross-type sensor at Center AF point, used with lenses f/2.8 or faster |
| AF Working Range | EV -0.5 ,18 (ISO 100 at 73°F/23°C) |
| Focusing Modes | Autofocus (One-Shot AF, Predictive AI Servo AF, AI Focus AF), Manual Focus (MF) |
| AF Point Selection | Automatic selection, Manual AF point selection |
| Selected AF Point Display | Superimposed red illumination in viewfinder; also visible on top or rear LCD panel when AF point select button is pressed |
| AF Assist Beam | Intermittent firing of built-in flash |
Exposure Control
| Metering Modes | 35-zone TTL full aperture metering Evaluative metering (linked to all AF points)Partial metering (approx. 9% of viewfinder)Spot metering (approx. 3.8% of viewfinder)Center-weighted average metering |
| Metering Range | EV 0-20 (ISO 100 at 73°F/23°C with EF 50mm f/1.4 USM lens, ISO 100) |
| ISO Speed Range | Equivalent to ISO 100-1600* (in 1/3-stop or whole stop increments), ISO speed can be expanded to ISO 3200 * Standard output sensitivity. Recommended exposure index. |
| Exposure Compensation | Exposure Compensation (user-set): +/-3 stops in 1/3- or 1/2-half increments |
| AE Lock | Auto: Applied in One-Shot AF mode with evaluative metering when focus is achieved Manual (user-set): By AE lock button in all metering modes |
| Shutter | Vertical-travel, mechanical, focal-plane shutter with all speeds electronically controlled1/8000 to 30 sec. (1/3-stop increments), X-sync at 1/250 sec.Soft-touch electromagnetic release10 sec. delay, 2 sec. delayCanon N3 type terminal |
| Type | Vertical-travel, mechanical, focal-plane shutter with all speeds electronically controlled |
| Shutter Speeds | 1/8000 to 30 sec. (1/3-stop increments), X-sync at 1/250 sec. |
| Shutter Release | Soft-touch electromagnetic release |
| Self Timer | 10 sec. delay, 2 sec. delay |
| Remote Control | Canon N3 type terminal |
Built in Flash
| Type | Auto pop-up, retractable, built-in flash in the pentaprism |
| Guide Number | 13/43 (ISO 100 in meters/feet) |
| Recycling Time | Approx. 3 sec. |
| Flash Ready Indicator | Flash-ready indicator lights in viewfinder |
| Flash Coverage | 17mm lens focal length (equivalent to 27mm in 35mm format) |
| FE Lock | Provided |
| Flash Exposure Compensation | ±2 stops in 1/3- and 1/2-stop increments; Can be set on EOS 40D body or with most EX-series speedlites |
External Speedlite
| Zooming to Match Focal Length | Provided |
| Flash Metering | E-TTL II autoflash |
| Flash Exposure Compensation | ±2 stops in 1/3- or 1/2-stop increments |
| FE Lock | Provided |
| External Flash Settings | Flash function settings, Flash C.Fn settings |
| PC Terminal | Provided |
Drive System
| Drive Modes | Single, High-speed continuous, Low-speed continuous, and Self-timer (10 sec. or 2 sec. delay) |
| Continuous Shooting Speed | High speed: Max 6.5 shots/sec. Low speed: Max 3 shots/sec. |
| Maximum Burst | JPEG (Large/Fine): Approx. 75; RAW: Approx. 17 RAW + JPEG (Large/Fine): Approx. 14 *Based on Canon's testing standards with 1GB CF card, high-speed continuous shooting, ISO 100, and Standard Picture Style *Varies depending on the subject, CF card brand, image-recording quality, ISO speed, drive mode, Picture Style, etc. |
Live View Functions
| Shooting Modes | (1) Live View shooting (2) Remote Live View shooting (with a personal computer installed with EOS Utility) |
| Focusing | Manual focus Autofocus (Live View image interrupted for AF) |
| Metering Modes | Evaluative metering with the image sensor |
| Metering Range | EV 0 - 20 (at 23°C/73°F with EF50mm f/1.4 USM lens, ISO 100) |
| Magnified View | Magnifiable by 5x or 10x at AF point |
| Grid Display | Provided |
| Exposure Simulation | Provided |
| Silent Shooting | Provided (Mode 1 and 2) |
LCD Monitor
| Type | TFT color, liquid-crystal monitor |
| Monitor Size | 3.0 in. |
| Pixels | Approx. 230,000 pixels |
| Coverage | Approx. 100% |
| Brightness Control | 7 levels provided |
| Interface Languages | 18 |
Playback
| Display Format | Single image, 4-image index, 9-image index, Jump, Magnified zoom (approx. 1.5x to 10x), Histogram, AF point display, Auto rotate, Rotate Live View: View image before shooting on LCD monitor; live histogram and live simulation of exposure level possible with C.Fn IV-7-1 |
| Highlight Alert | In the single image display and (INFO) display, over-exposed highlight areas will blink |
Image Protection and Erase
| Protection | Single image or all images in the memory card can be protected or cancel the image protection |
| Erase | Single image, select images, all images in a CF card or unprotected images |
Direct Printing
| Compatible Printers | PictBridge-compatible printers |
| Printable Images | JPEG images compliant to Design rule for Camera File System (DPOF printing possible) and RAW/sRAW images captured with the EOS 40D |
| Easy Print feature | Provided |
DPOF: Digital Print Order Format
| DPOF | Version 1.1 compatible |
Direct Image Transfer
| Compatible Images | JPEG and RAW/sRAW images *Only JPEG images can be transferred as wallpaper on the personal computer screen |
Customization
| Custom Functions | Total 24 |
| Camera User Settings | Register under Mode Dial's C1, C2, and C3 positions |
| My Menu Registration | Provided |
Power Source
| Battery | Single Battery Pack BP-511A, BP-514, BP-511, or BP-512 *AC power can be supplied via AC Adapter Kit ACK-E2 With Battery Grip BG-E2N or BG-E2 attached, size-AA batteries can be used |
| Battery Life | Number of shots (approx.): *The above figures apply with a fully-charged Battery Pack BP-511A *The figures above are based on CIPA (Camera & Imaging Products Association) testing standards |
| Battery Check | Auto |
| Power Saving | Provided. Power turns off after 1, 2, 4, 8, 15, 30 min. |
| Date/Time Battery | One CR2016 coin-type lithium battery |
| Start-up Time | Approx. 0.15 sec. |
Dimensions and Weight
| Dimensions (W x H x D) | 5.7 x 4.2 x 2.9 in./145.5 x 107.8 x 73.5mm |
| Weight | 26.1 oz./740g |
Operating Environment
| Working Temperature Range | 32-104°F/0-40°C |
| Working Humidity Range | 85% or less |
Battery Pack
| Type | For BP-511A Rechargeable lithium-ion battery |
| Rated Voltage | 7.4 V DC |
| Battery Capacity | 1390 mAh |
| Dimensions (W x H x D) | 38 x 21 x 55mm/1.5 x 0.8 x 2.2 in. |
| Weight | Approx. 82g/2.9 oz. |
Battery Charger
| Type | For CG-580 |
| Compatible Battery | Battery Pack BP-511A, BP-514, BP-511, or BP-512 |
| Recharging Time | BP-511A, BP-514: Approx. 100 min. BP-511, BP-512: Approx. 90 min. |
| Rated Input | 100 - 240 V AC (50/60 Hz) |
| Rated Output | 8.4 V DC |
| Working Temperature Range | 0°C - 40°C/32°F - 104°F |
| Working Humidity Range | 85% or less |
| Dimensions (W x H x D) | 91 x 67 x 31mm/3.6 x 2.6 x 1.2 in. |
| Weight | Approx. 115 g/4.1 oz. |
Kit Lens
| Angle of View | For EF-S 18-55mm f/3.5-5.6 IS Diagonal extent: 74°20' - 27°50' Horizontal extent: 64°30' - 23°20' Vertical extent: 45°30' - 15°40' |
| Lens Construction | 11 elements in 9 groups |
| Minimum Aperture | f/22 - 36 |
| Closest Focusing Distance | 0.25m/0.82 ft. (from image sensor plane) |
| Maximum Magnification and Field of View | 0.34x (at 55mm) |
| Filter Size | 58mm |
| Hood | EW-60C |
| Diameter x Length | Approx. 68.5 x 70mm/2.7 x 2.8 in. |
| Weight | Approx. 200 g/7.1 oz. |
| Case | LP814 |
EOS DIGITAL CAMERA LIMITED WARRANTY
For The U.S.A. And Canada Only
The limited warranty set forth below is given by Canon U.S.A., Inc. (Canon U.S.A.) in the United States or Canon Canada Inc., (Canon Canada) in Canada with respect to the Canon brand EOS Digital Camera (the “Product”) *, when purchased and used in the United States or Canada. The Product purchased with this limited warranty is the only EOS Digital Camera to which this limited warranty applies.
Canon U.S.A., Inc. and Canon Canada Inc. (collectively "Canon") warrant to the original end-user purchaser, when delivered in new condition in its original container, that the Product will be free from defects in materials and workmanship under normal use and service for a period of one (1) year from the date of original purchase. Product returned to a Canon repair facility and proven to be defective upon inspection will, at Canon’s sole discretion and without charge, be (a) repaired utilizing new, remanufactured, repaired and/or recycled parts; (b) exchanged for a new Product or; (c) exchanged for a refurbished Product, as determined by the Canon repair facility. Warranty exchange or replacement does not extend the original warranty period of the Product.
THIS WARRANTY DOES NOT COVER ANY ACCESSORIES. This limited warranty shall only apply if the Product is used in conjunction with compatible computer equipment and compatible software, as to which items Canon U.S.A. or Canon Canada, shall have no responsibility. Non-Canon brand equipment and software that may be distributed with the Product are sold "as is" and without warranty of any kind by Canon U.S.A. or Canon Canada, including any implied warranty regarding merchantability or fitness for a particular purpose, and all such warranties are disclaimed. The sole warranty, if any, with the respect to such non-Canon brand items is given by the manufacturer or producer thereof.
This limited warranty covers all defects encountered in normal use of the Product, and does not apply in the following cases:
- Loss of or damage to the Product due to abuse, mishandling, improper packaging by you, alteration, accident, electrical current fluctuations, failure to follow operating, maintenance or environmental instructions prescribed in Canon U.S.A.'s or Canon Canada's user's manual or services performed by someone other than Canon U.S.A. or Canon Canada, or a Canon authorized service provider for the Product. Without limiting the foregoing, water damage, sand/corrosion damage, battery leakage, dropping the Product, scratches, abrasions or damage to the body, lenses or LCD display or damage to the any of the accessories mentioned in the first paragraph above will be presumed to have resulted from misuse, abuse or failure to operate the Product as set forth in the operating instructions
- Use of parts or supplies (other than those sold by Canon U.S.A. or Canon Canada) that cause damage to the Product or cause abnormally frequent service calls or service problems
- If the Product has had its serial number or dating altered or removed.
NO IMPLIED WARRANTY, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, APPLIES TO THE PRODUCT AFTER THE APPLICABLE PERIOD OF THE EXPRESS LIMITED WARRANTY STATED ABOVE, AND NO OTHER EXPRESS WARRANTY OR GUARANTY, EXCEPT AS MENTIONED ABOVE, GIVEN BY ANY PERSON OR ENTITY WITH RESPECT TO THE PRODUCT SHALL BIND CANON U.S.A. OR CANON CANADA (SOME STATES AND PROVINCES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS, SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU)..NEITHER CANON U.S.A. NOR CANON CANADA SHALL BE LIABLE FOR LOSS OF REVENUES OR PROFITS, INCONVENIENCE, EXPENSE FOR SUBSTITUTE EQUIPMENT OR SERVICE, STORAGE CHARGES, LOSS OR CORRUPTION OF DATA, OR ANY OTHER SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES CAUSED BY THE USE OR MISUSE OF, OR INABILITY TO USE, THE EOS DIGITAL CAMERA, REGARDLESS OF THE LEGAL THEORY ON WHICH THE CLAIM IS BASED, AND EVEN IF CANON U.S.A. OR CANON CANADA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. IN NO EVENT SHALL RECOVERY OF ANY KIND AGAINST CANON USA OR CANON CANADA BE GREATER IN AMOUNT THAN THE PURCHASE PRICE OF THE PRODUCT SOLD BY CANON USA OR CANON CANADA AND CAUSING THE ALLEGED DAMAGE. WITHOUT LIMITING THE FOREGOING, YOU ASSUME ALL RISK AND LIABILITY FOR LOSS, DAMAGE OR INJURY TO YOU AND YOUR PROPERTY AND TO OTHERS AND THEIR PROPERTY ARISING OUT OF USE OR MISUSE OF, OR INABILITY TO USE, THE PRODUCT NOT CAUSED DIRECTLY BY THE NEGLIGENCE OF CANON USA OR CANON CANADA (SOME STATES AND PROVINCES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE EXCLUSION OR LIMITATION MAY NOT APPLY TO YOU). THIS LIMITED WARRANTY SHALL NOT EXTEND TO ANYONE OTHER THAN THE ORIGINAL PURCHASER OF THE PRODUCT, OR THE PERSON FOR WHOM IT WAS PURCHASED AS A GIFT, AND STATES YOUR EXCLUSIVE REMEDY.
Canon U.S.A.
You may obtain technical support** for your Product as follows:
E-mail support via our Web site at www.canontechsupport.com
Telephone assistance from a Canon U.S.A. Customer Care representative free of charge during regular business hours at 1-800-OK-CANON (1-800-652-2666)
Canon Canada
You may obtain technical support* for your Product as follows:
Telephone assistance from a Canon Canada Customer Care representative free of charge during regular business hours at 1-800-OK-CANON (1-800-652-2666)
When you call, have your Product serial number and your date of purchase available to expedite service. A Canon Customer Care representative will attempt to diagnose the nature of the problem and correct it over the telephone. If the problem cannot be corrected over the telephone, you will be asked to follow the applicable procedures for MAIL-IN SERVICE. Note that a dated proof of purchase is required at the time of service. This requirement will be satisfied by providing a copy of your dated bill of sale.
** Technical support program specifics subject to change without notice.
MAIL-IN SERVICE is a program under which your Product is repaired by a Canon U.S.A. or a Canon Canada authorized service center for the Product. Authorized service center information can be obtained by visiting www.canontechsupport.com (US customers only) or by contacting the Canon U.S.A., Customer Care Center or Canon Canada Customer Information Centre at 1-800-OK-CANON (1-800-652-2666). You will be given the name, address and phone number of an authorized service center.
It is your responsibility to properly package and send the defective Product, together with a copy of your dated proof of purchase, a complete explanation of the problem and a return address to the authorized service center at your expense. Do not include any other items with the defective Product. The Product covered by this limited warranty and proven to be defective upon inspection will be repaired and returned to you without charge by the authorized service center. Any Product received by the authorized service center that is not covered by the limited warranty will be returned unrepaired, or at the discretion of the authorized service provider, you may receive a written estimate of repair at such cost as the service center may establish from time to time.
This limited warranty gives you specific legal rights, and you may also have other rights, which vary from state to state (or province to province in Canada).
*The battery pack packaged with the Product carries a separate ninety (90) day limited warranty.
ADDITIONAL SUPPORT
CONTACT US
Support for this product is no longer available.
Check out our most current models of this product.
Thanks for signing up!
The application has encountered an unknown error. Please try again in a few minutes!
By clicking Sign Up, you are opting to receive promotional, educational, e-commerce and product registration emails from Canon USA. You can update your preferences or unsubscribe at anytime.