I
I
N
S
T
R
U
C
T
O
N
M
A
N
U
A
L
 
E
E
INSTRUCTION
MANUAL
Thank you for purchasing a Canon product.
The EOS DIGITAL REBEL XTi/EOS 400D DIGITAL is a high-
performance, digital single-lens reflex camera with a 10.10-megapixel 
imaging sensor. The camera provides many features such as Picture 
Styles to enhance your photographic expression, fast autofocus for 
moving subjects, shooting modes for beginners as well as advanced 
users, and direct printing. 
Also, the Self Cleaning Sensor Unit removes dust adhering to the 
sensor.
Get to know your camera while shooting
This manual explains how to shoot various subjects and scenes for both 
beginners and advanced users. With a digital camera, you can 
immediately view the image you have captured. While reading this 
manual, take pictures as instructed and check the results. This is how 
you can learn to use the camera and better enjoy photography. 
To prevent botched pictures and accidents, read the Safety Warnings 
(p.10,11) and Handling Precautions (p.12,13).
Test the Camera Before Using
After shooting, playback and check the image whether it has been properly 
recorded.
If the camera or memory card is faulty and the images cannot be recorded on the 
card or be read by a personal computer, Canon cannot be held liable.
Copyrights
Copyright laws in your country may prohibit the use of your recorded images of 
people and certain subjects for anything but private enjoyment. Also be aware that 
certain public performances, exhibitions, etc., may prohibit photography even for 
private enjoyment.
Web site to learn and enjoy photography
http://web.canon.jp/Imaging/enjoydslr/index.html
2
Item Check List
Before starting, check that all the following items have been included 
with your camera. If anything is missing, contact your dealer. The 
accessories included can also be checked in the System Map (p.164).
 Camera: EOS DIGITAL REBEL XTi/EOS 400D DIGITAL
(includes eyecup, body cap, and installed battery for the date/time clock)
 Lens: EF-S18-55mm f/3.5-5.6 II
(includes lens cap, dust cap)  *Lens Kit only.
 Power Source: Battery Pack NB-2LH (with protective cover)
 Charger: Battery Charger CB-2LW/CB-2LWE  
*CB-2LW or CB-2LWE is included.
 Power Cord for Battery Charger  *For CB-2LWE.
 2 Cables
 Interface Cable IFC-400PCU
 Video Cable VC-100
 Strap: EW-100DDBII (with eyepiece cover)
 2 CD-ROMs
 EOS DIGITAL Solution Disk (bundled software)
 Software Instruction Manual (PDF)
 Pocket Guide
Quick start guide to shooting. 
 EOS DIGITAL REBEL XTi/EOS 400D DIGITAL Instruction Manual 
(this booklet)
 Software Guide
Gives an overview of the bundled software and explains the software 
installation procedure.
 Warranty Card of Camera
 Warranty Card of Lens  *Lens Kit only.
* Be careful not to lose any of the above items.
* The CF card (for recording images) is not included. Please purchase it 
separately.
3
Conventions Used in this Manual
Icons in this Manual
The <6> icon indicates the Main Dial.
The  and  icons indicate the cross keys.
The <0> icon indicates the SET button.
0, 9 or 8 indicates that the respective function remains active 
for 4 sec., 6 sec., or 16 sec. respectively after you let go of the button.
In this manual, the icons and markings indicating the camera’s 
buttons, dials, and settings correspond to the icons and markings on 
the camera and on the LCD monitor.
The 3 icon indicates a function which can be changed by 
pressing the  button and changing the setting.
The M icon on the upper right of the page indicates that the function 
is available only in the Creative Zone modes (p.20).
About (p.**)
Indicates the reference page number.
About the 
 
 
 
  Symbols
: Tip or advice for better shooting.
: Problem-solving advice.
: Warning to prevent shooting problems.
: Supplemental information.
Basic Assumptions
* All operations explained in this manual assume that the power switch 
is already set to <1>.
to the default.
* It is assumed that all the menu settings and Custom Functions are set 
* For explanatory purposes, the instructions show the camera attached 
with an EF-S18-55mm f/3.5-5.6 II lens. 
4
Contents
1
2
3
Introduction
Item Check List ..................................................................................................3
Conventions Used in this Manual.......................................................................4
Contents at a Glance .........................................................................................8
Handling Precautions .......................................................................................12
Quick Start Guide.............................................................................................14
Nomenclature...................................................................................................16
Getting Started
23
Recharging the Battery ....................................................................................24
Installing and Removing the Battery ................................................................26
Installing and Removing the CF Card ..............................................................28
Mounting and Detaching a Lens ......................................................................30
How to Shoot....................................................................................................31
Switching the LCD Monitor Screen ..................................................................34
Menu Operations and Settings.........................................................................35
Before You Start...............................................................................................37
Basic Shooting and Image Playback
39
Fully Automatic Shooting .................................................................................40
Full Auto Techniques .......................................................................................42
Shooting Portraits.............................................................................................43
Shooting Landscapes.......................................................................................44
Shooting Close-ups..........................................................................................45
Shooting Moving Subjects................................................................................46
Shooting Portraits at Night ...............................................................................47
Disabling Flash.................................................................................................48
Using the Self-timer..........................................................................................49
Image Playback................................................................................................50
Advanced Shooting Techniques
51
Program AE......................................................................................................52
Changing the ISO Speed .................................................................................53
Using the Built-in Flash ....................................................................................54
Changing the AF Mode ....................................................................................56
Selecting the AF Point......................................................................................57
Continuous Shooting........................................................................................59
Setting the Image-Recording Quality ...............................................................60
Selecting a Picture Style ..................................................................................63
5
1
2
3
4
5
6
7
8
Contents
More Advanced Techniques
65
Action Shots .................................................................................................... 66
Changing the Depth of Field............................................................................ 68
Manual Exposure ............................................................................................ 71
Automatic Depth-of-Field AE........................................................................... 72
Changing the Metering Mode .......................................................................... 73
Setting Exposure Compensation..................................................................... 74
Auto Exposure Bracketing............................................................................... 76
Customizing the Picture Style.......................................................................... 78
Defining a New Picture Style........................................................................... 81
Setting the Color Space .................................................................................. 83
AE Lock ........................................................................................................... 84
FE Lock ........................................................................................................... 85
Setting the White Balance ............................................................................... 86
White Balance Correction................................................................................ 88
Preventing Camera Shake .............................................................................. 90
Handy Features
93
Handy Features............................................................................................... 94
Silencing the Beeper .................................................................................... 94
CF Card Reminder ....................................................................................... 94
Setting the Image Review Time ................................................................... 94
Set the Auto Power-off Time ........................................................................ 95
Setting the LCD Monitor Brightness............................................................. 95
File Numbering Method................................................................................ 96
Auto Rotate of Vertical Images..................................................................... 98
Checking Camera Function Settings............................................................ 99
Reverting the Camera to the Default Settings............................................ 100
Preventing the LCD Monitor from Turning off Automatically ...................... 101
Setting Custom Functions ............................................................................. 101
Transferring Images to a Personal Computer ............................................... 107
Automatic Sensor Cleaning........................................................................... 111
Appending Dust Delete Data......................................................................... 112
About “Sensor cleaning: Manual” .................................................................. 114
4
5
6
Contents
6
7
8
Image Management
115
Searching for Images Quickly ........................................................................116
Magnified View...............................................................................................118
Rotating the Image.........................................................................................119
Auto Playback ................................................................................................120
Displaying the Images on TV .........................................................................121
Protecting Images ..........................................................................................122
Erasing Images ..............................................................................................123
Shooting Information Display .........................................................................124
Printing Images
127
Preparing to Print ...........................................................................................129
Printing with PictBridge ..................................................................................132
Printing with CP Direct and BJ Direct.............................................................139
Trimming the Image .......................................................................................142
Easy Printing ..................................................................................................143
Print Ordering.................................................................................................144
Direct Printing with DPOF ..............................................................................149
Reference
151
External Speedlites ........................................................................................152
Wireless Remote Control ...............................................................................153
Using a Household Power Outlet ...................................................................154
Replacing the Date/Time Battery ...................................................................155
Menu Settings ................................................................................................156
Function Availability Table .............................................................................158
When Autofocus Fails ....................................................................................160
Troubleshooting Guide...................................................................................161
Error Codes....................................................................................................163
System Map ...................................................................................................164
Specifications .................................................................................................166
Index ..............................................................................................................176
1
2
3
4
5
6
7
8
7
Contents at a Glance
Shooting
 Shoot automatically
 Shoot continuously
 Take a picture of myself in a group  p.49 (j Self-timer)
 Freeze the action
 Take a blurred action shot  p.66 (s Shutter-priority AE)
 Blur the background
 Keep the background in sharp focus
 p.39 - 48 (Basic Zone modes)
 p.43, 46, 59 (i Continuous shooting)
 p.68 (f Aperture-priority AE)
 Adjust the image brightness (exposure)
 Shoot under low light
 Shoot without flash
 Photograph fireworks at night
 p.74 (Exposure compensation)
 p.40, 54 (Flash photography)
 p.48 (7 Flash Off)
 p.71 (Bulb exposure)
Image Quality
 Change the image effects  p.63 (Selecting a Picture Style)
 Make a large size print of the picture  p.60 (73, 83, 1)
 Take many pictures
 Take black-and-white or sepia photos  p.64 (Monochrome)
 p.60 (76, 86)
8