Canon 50d Owners Manual

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If there is a problem with the camera, an 
error message appears. Follow the on-
screen instructions.
To recover from the error screen, turn the 
power switch  and < 1>, or 
remove and reinstall the battery.
If error 02 (Card problem) is displayed, 
remove and reinstall t he card or format the 
card. This may resolve the problem.
If the same error keeps appearing,  there may be a problem. Write 
down the error code and consult yo ur nearest Canon Service Center.
Error Codes
No.Error Message & Solution
01
Communications between the camera  and lens is faulty. Clean the 
lens contacts.
Î Clean the electrical contacts on  the camera and lens, use a Canon 
lens, or have the came ra or lens checked or repaired. (p.13,16)
02There is a problem with the card. Replace the card.
ÎRemove and install the card again,  replace the card, or format the 
card. (p.29, 43)
04Cannot save images because the card is full. Replace the card.
Î Replace the card, eras e unnecessary images,  or format the card. 
(p.29, 144, 43)
05The built-in flash’s  auto pop-up was obstru cted. Turn the power 
switch to < 2> and  again.
ÎOperate the power switch. (p.27)
06
Self Cleaning Sensor Unit ma lfunction. Consult with Canon 
Service Center.
Î Operate the power switch or have  the camera checked or repaired. 
(p.27)
10, 20,
30, 40,
50, 60,
70, 80Shooting is not possible. Tu rn the power switch to  and 
 again or re-ins tall the battery.
ÎOperate the power switch, remove an d install the battery again, use 
a Canon lens, or have  the camera checked or  repaired. (p.27,26)
Error No.
Countermeasures
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System Map
220EX
ST-E2 430EX II 580EX II Macro Ring Lite 
MR-14EXMacro Twin Lite 
MT-24EX
Eyecup EbRubber Frame Eb
Eyepiece Extender 
EP-EX15
Angle Finder C
Date / time 
CR2016 lithium battery
E-series Dioptric 
Adjustment Lenses
Wide Strap
EW-EOS50D
Bundled 
Accessories
Battery Pack BP-511A
Battery Pack BP-511A
Battery Grip 
BG-E2N Battery Charger
CG-580 or CB-5L
AC Adapter  AC-E2 DC Coupler 
DR-400 Compact Power
Adapter CA-PS400
Battery 
Charger CG-570 Compact Power
AdapterCA-570
Car Battery 
Cable
CB-570
Battery 
Magazine BGM-E2
AC Adapter Kit 
ACK-E2
Focusing Screen Ef-D    Ef-S      Focusing 
Screen Ef-A
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System Map
HDMI Cable HTC-100
Timer RemoteControllerTC-80N3 Remote
Switch
RS-80N3Wireless
Controller LC-5
EF-S
lenses
EF lenses
CF card Card reader
PCMCIA adapter
Interface Cable
IFC-200U
Interface Cable IFC-500U
Wireless File Transmitter WFT-E3/WFT-E3A
(Firmware Ver. 2.0.0 or later)
Wireless LAN access pointWireless LAN adapter
Ethernet port
PC card slot USB port
USB external media
USB GPS unit
Windows Vista
Windows XP
Mac OS X
PictBridge-compatible printerOriginal Data  Security Kit  OSK-E3 Personal 
computer TV/Video
Video Cable Video Cable VC-100
EOS DIGITAL
Solution Disk Software Instruction
Manual
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•TypeType:Digital, single-lens reflex, AF/AE camera with built-in flashRecording media: Type I or II CF card, UDMA-compatible
Image sensor size: 22.3 x 14.9 mm
Compatible lenses: Canon EF lenses (including EF-S lenses)
(35mm-equivalent focal length is approx.1.6 times the lens focal length)Lens mount:Canon EF mount
• Image SensorType:CMOS sensor
Effective pixels: Approx. 15.10 megapixels
Aspect ratio: 3:2
Dust delete feature: Auto, Manual, Dust Delete Data appending
• Recording SystemRecording format: Design rule  for Camera File System 2.0
Image type: JPEG, RAW (14-bit Canon original) RAW+JPEG simultaneous recording possible
Recorded pixels: Large : Approx. 15.10 megapixels (4752 x 3168) Medium : Approx. 8.00 megapixels (3456 x 2304)
Small : Approx. 3.70 megapixels (2352 x 1568)
RAW : Approx. 15.10 megapixels (4752 x 3168)
sRAW1 : Approx. 7.10 megapixels (3267 x 2178)
sRAW2 : Approx. 3.80 megapixels (2376 x 1584)
Create/select a folder: Possible
• Image ProcessingPicture Style: Standard, Portrait, Landscape, Neutral, Faithful, 
Monochrome, User Def. 1 - 3
White balance: Auto, Preset (Daylight, Shade, Cloudy, Tungsten light,  White fluorescent light, Flash), Custom, Color 
temperature setting (2500-10000K)
White balance correction and white balance bracketing 
features provided
* Color temperature information transmission enabled
Noise reduction: Applicable to long exposures and high ISO speed shots
Automatic image 
brightness correction: Auto Lighting Optimizer
Highlight tone priority: Provided
Lens peripheral 
illumination correction: Provided
Specifications
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Specifications
• ViewfinderType:Eye-level pentaprism
Coverage: Vertical/Horizontal approx. 95%
Magnification: Approx. 0.95x (-1 m
-1 with 50mm lens at infinity)
Eye point: Approx. 22 mm (From eyepiece lens center at -1m-1)Built-in dioptric adjustment: -3.0 - +1.0 m-1 (dpt)
Focusing screen: Interchangeable (2 types sold separately), Ef-A standard  focusing screen provided
Mirror: Quick-return type
Depth-of-field preview: Provided
• AutofocusType: TTL secondary image-registration, phase detection
AF points: 9 (All cross-type)
Metering range: EV -0.5 - 18 (at 23
°C/73°F, ISO 100)
Focus modes:One-Shot AF, AI Servo AF, AI Focus AF, Manual focusing (MF)AF-assist beam: Small series of  flashes fired by built-in flash
AF Microadjustment: AF Microadjustment possible
• Exposure ControlMetering modes: 35-zone TTL full-aperture metering • Evaluative metering (linkable to any AF point)
• Partial metering (approx. 9% of viewfinder at center)
• Spot metering (approx. 3.8% of viewfinder at center)
• Center-weighted average metering
Metering range: EV 1 - 20 (at 23
°C/73°F with EF50mm f/1.4 USM lens, 
ISO 100)
Exposure control: Program AE (Full Auto, Portrait, Landscape, Close-up,  Sports, Night Portrait, Flash Off, Creative Auto, 
Program), shutter-priority AE, aperture-priority AE, 
depth-of-field AE, manual exposure
ISO speed: Basic Zone modes: ISO 100 - 1600 set automatically
(Recommended 
Creative Zone modes: ISO 100 - 3200 (in 1/3-stop increments), exposure index)Auto, or ISO speed can be expanded to ISO 6400 or ISO 12800Exposure compensation: Manual and AEB (Settable in combination with manual  exposure compensation)
Settable amount: ±2 stops in 1/3- or 1/2-stop increments
AE lock: Auto: Applied in One-Shot AF mode with evaluative  metering when focus is achieved
Manual: By AE lock button
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Specifications
•ShutterType:Electronically-controlled, focal-plane shutter
Shutter speeds: 1/8000 sec. to 1/60 sec. (Full Auto mode), X-sync at  1/250 sec.
1/8000 sec. to 30 sec., bulb (Total shutter speed range. 
Available range varies by shooting mode.)
•FlashBuilt-in flash:Retractable, auto pop-up flash
Guide No.: 13/43 (ISO 100, in meters/feet)
Flash coverage: 17mm lens angle of view
Recycling time approx. 3 sec.
External flash: EX-series Speedlite  (Functions settable with the camera)
Flash metering: E-TTL II autoflash
Flash exposure 
compensation: ±2 stops in 1/3- or 1/2-stop increments
FE lock: Provided
PC terminal: Provided
• Drive SystemDrive modes: Single, High-speed continuous, Low-speed continuous, 
and Self-timer (10 sec. or 2 sec. delay)
Continuous shooting speed: High-speed: Max. approx. 6.3 shots/sec., Low-speed: Max. approx. 3 shots/sec.
Max. burst:
JPEG Large/Fine: Approx. 60 shots (Approx. 90 shots),
(High-speed continuous RAW: Approx. 16 shots (Approx. 16 shots), 
shooting) RAW+JPEG Large/Fine: Approx. 10 shots (Approx. 10 shots)
* Figures are based on Canon’s testing standards (ISO  100 and Standard Picture Style) using a 2GB card.
* Figures in parentheses apply to an Ultra DMA (UDMA)  2GB card based on Canon’s testing standards.
• Live View ShootingFocusing: Quick mode (Phase-difference detection)Live mode, Live face detection mode (Contrast detection)Manual focusing (5x/10x magnification possible)
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)
Silent shooting: Provided
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Specifications
•LCD MonitorType:TFT color liquid-crystal monitor (Brightness adjustable to 
7 levels)
Monitor size and dots: 3-in. with approx. 920,000 dots (VGA)
Coverage: Approx. 100%
Interface languages: 25
•Image PlaybackImage display formats:Single, Single + Info (Image-recording quality, shooting information, 
histogram), 4-image index, 9-im age index, image rotate possible
Zoom magnification: Approx. 1.5x - 10xImage browsing methods: Single image, jump by 10 or 100 images, jump by 
screen, by shooting date, by folder
Highlight alert: Overexposed highlights blink
• Direct PrintingCompatible printers: PictBridge-compatible printers
Printable images: JPEG and RAW images
Print ordering: DPOF Version 1.1 compatible
• CustomizationCustom Functions: 25
Camera user settings: Register under Mode Dial’s C1 and C2 positions
My Menu registration: Provided
• InterfaceDigital  terminal: For personal computer communication and direct printing  (Hi-Speed USB)
Video output terminal: φ3.5mm mini-jack (NTSC/PAL selectable)
HDMI mini OUT terminal: Type CRemote control terminal: Compatible with remote control via N3 TypeExtension system terminal: For connection to Wireless File Transmitter WFT-E3/E3A
• Power SourceBattery: Battery Pack BP-511A (Qty. 1)
* AC power can be supplied via AC Adapter Kit ACK-E2
* With Battery Grip BG-E2N or BG-E2 attached, size-AA/ LR6 batteries can be used
Battery life: With 50% flash use and normal shooting:
(Based on CIPA 
At 23°C/73°F, approx. 640 shots. At 0°C/32°F, approx. 540 shots. testing standards) With 50% flash use and Live View shooting:At 23°C/73°F, approx. 170 shots. At 0°C/32°F, approx. 130 shots.
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Specifications
• Dimensions and WeightDimensions (W x H x D): 145.5 x 107.8 x 73.5 mm / 5.7 x 4.2 x 2.9 in.
Weight: Approx. 730 g / 25.7 oz. (body only)
• Operation EnvironmentWorking temperature range: 0°C - 40°C / 32°F - 104°F
Working humidity: 85% or less
•Battery Pack BP-511AType: Rechargeable lithium-ion battery
Rated voltage: 7.4 V DC
Battery capacity: 1390 mAh
Dimensions (W x H x D): 38 x 21 x 55 mm / 1.5 x 0.8 x 2.2 in.
Weight: Approx. 82 g / 2.9 oz.
• Battery Charger CG-580Compatible battery: Battery Pack BP-511A, BP-514, BP-511, and BP-512
Recharging time: Approx. 100 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: 85% or less
Dimensions (W x H x D): 91 x 67 x 31 mm / 3.6 x 2.6 x 1.2 in.
Weight: Approx. 115 g / 4.1 oz.
• Battery Charger CB-5LCompatible battery: Battery Pack BP-511A, BP-514, BP-511, and BP-512
Recharging time: Approx. 100 min.
Rated input: 100 - 240 V AC
Rated output: 8.4 V DC
Working temperature range:0°C - 40°C / 32°F - 104°F
Working humidity: 85% or lower
Dimensions (W x H x D): 91 x 67 x 32.3 mm / 3.6 x 2.6 x 1.3 in.
Weight: Approx. 105 g / 3.7 oz. (excluding power cord)
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Specifications
• EF-S18-200mm f/3.5-5.6 ISAngle of view: Diagonal extent: 74°20’ - 7°50’Horizontal extent: 64°30’ - 6°30’
Vertical extent: 45°30’ - 4°20’
Lens construction: 16 elements in 12 groups
Minimum aperture: f/22 - 36
Closest focusing distance: 0.45 m / 1.48 ft. (From image sensor plane)
Max. magnification: 0.24x (at 200 mm)
Field of view: 452 x 291 - 93 x 62 mm / 17.8 x 11.5 - 3.7 x 2.4 in. (at  0.45 m)
Image Stabilizer: Lens shift type
Filter size: 72 mm
Lens cap: E-72
Max. diameter x length: 78.6 x 102 mm / 3.1 x 4.0 in.
Weight: Approx. 595 g / 21.0 oz.
Hood: EW-78D (sold separately)
Case: LP1116 (sold separately)
• EF-S17-85mm f/4-5.6 IS USMAngle of view: Diagonal extent: 78°30’ - 18°25’ Horizontal extent: 68°40’ - 15°25’
Vertical extent: 48°00’ - 10°25’
Lens construction: 17 elements in 12 groups
Minimum aperture: f/22 - 32
Closest focusing distance: 0.35 m / 1.15 ft. (From image sensor plane)
Max. magnification: 0.2x (at 85mm)
Field of view: 328 x 219 - 112 x 75 mm / 12.9 x 8.6 - 4.4 x 3.0 in. (at  0.35 m)
Image Stabilizer: Lens shift type
Filter size: 67 mm
Lens cap: E-67U
Max. diameter x length: 78.5 x 92 mm / 3.1 x 3.6 in.
Weight: Approx. 475 g / 16.8 oz.
Hood: EW-73B (sold separately)
Case: LP1116 (sold separately)
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Specifications
• EF28-135mm f/3.5-5.6 IS USMAngle of view: Diagonal extent: 75° - 18°Horizontal extent: 65° - 15°
Vertical extent: 46° - 10°
Lens construction: 16 elements in 12 groups
Minimum aperture: f/22 - 36
Closest focusing distance: 0.5 m / 1.64 ft. (From image sensor plane)
Max. magnification: 0.19x (at 135 mm)
Field of view: 551 x 355 - 188 x 125 mm / 21.7 x 14.0 - 7.4 x 4.9 in. (at  0.5 m)
Image Stabilizer: Lens shift type
Filter size: 72 mm
Lens cap: E-72U
Max. diameter x length: 78.4 x 96.8 mm / 3.1 x 3.8 in.
Weight: Approx. 500 g / 17.6 oz.
Hood: EW-78B II (sold separately)
Case: LP1116 (sold separately)
• EF-S18-55mm f/3.5-5.6 ISAngle of view: 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: 0.25 m / 0.82 ft. (From image sensor plane)
Max. magnification: 0.34x (at 55 mm)
Field of view: 207 x 134 - 67 x 45 mm / 8.1 x 5.3 - 2.6 x 1.8 in. (at 0.25  m)
Image Stabilizer: Lens shift type
Filter size: 58mm
Lens cap: E-58
Max. diameter x length: 68.5 x 70 mm / 2.7 x 2.8 in.
Weight: Approx. 200 g / 7.1 oz.
Hood: EW-60C (sold separately)
Case: LP814 (sold separately)
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