Canon EOS REBEL T2I Instruction Manual page 61

Notes on Movie Shooting
About the <[gJ> icon and camera's internal temperature increase
When you snoot movies conunuously for a long period or in high
[emperatures, the camera's internal temperature may increase and me
<['_> icon may appear on the screen. Note that if you shoot movies fo_ a
long period in high te _nperatures, the <[8> icon wJl! appear earlier. Turn
off the camera when not shootin 9 movies.
[f you shoot movies while the <H> icon is displayed, the image quality of
tne movies will not be uegraded. However, if you shoot stJ!l pnotos while
Lhe <_> warning Icon is displayed, the image quality of still photos may
be degraded. You should stop movie shooting and allow the camera zo
rest until the camera's internal temperature (]ecreases
If movie shooting continues while the <H> warning icon is displayed, the
camera's internal temperature will further increase and movie shooting
may stop automatically. Movie shooting w_ll be disabled until the
camera's internal [empera-[ure (]ecreases. Turn off tne camera an(] a_ow
[he camera to rest for a while.
Playback and TV connection
It the brightness changes during mowe shoot_ng, that par[ might _ook
momentaniy s[iH wnen you playback the mowe.
If you connect the camera [o a TV set with an HDMI cabie (p,167_ and
snoot a movie in [1920x1080] or [1280x720], the movie being shot will
be displayed at a small sLze on the TV. However, the ac[ual mowe will be
propen t recorded at the movie recoralng size that was set,
® If you connec-[ [ne camera [o a TV set (p.lC7, 169_ and shoot a movie
Ihe TV will not output any sound during the shooting. However, the
sound will be propen_, recorded,
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