Canon EOS 750D Instruction Manual page 380

Troubleshooting Guide
No picture on the TV set.
Check that the HDMI cable or stereo AV cable's plug is inserted all the
way in (p.298-301).
Set the [53: Video system] correctly to [NTSC] or [PAL] (depending
on the video system of your TV set).
If [51: Wi-Fi/NFC] is set to [Enable], the camera cannot be connected
to a TV set. Set [Wi-Fi/NFC] to [Disable], then reconnect the camera
to the TV set with the HDMI cable or stereo AV cable.
There are multiple movie files for a single movie shoot.
If the movie file size reaches 4 GB, another movie file will be created
automatically (p.235).
My card reader does not recognize the card.
Depending on the card reader and computer OS used, SDXC cards
may not be correctly recognized. In such a case, connect your camera
to the computer with the interface cable, then transfer the images to
your computer using EOS Utility (EOS software, p.405).
I cannot resize the image. I cannot crop the image.
JPEG c and RAW images cannot be resized or cropped (p.315,
p.317).
A red box is displayed on the image.
[32: AF point disp.] is set to [Enable] (p.309).
A red box is not displayed on the image.
Even if [32: AF point disp.] is set to [Enable] (p.309), the red box is
not displayed for the following images:
• Images shot with Multi Shot Noise Reduction (p.137)
• Images recorded with distortion correction enabled (p.141)
• Images shot with <F> or <G> in <8> mode
• Cropped images (p.317)
• Images with Fish-eye effect applied after shooting (p.312)
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