Canon EOS 5D MARK IV, Instruction Manual

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Troubleshooting Guide
If the power is turned off while an image is being recorded to the
card, the access lamp will remain on or continue to blink for a few
seconds. When the image recording is completed, the power will
turn off automatically.
Do not use any battery other than genuine Canon Battery Pack
LP-E6N/LP-E6.
Remove and install the battery again (p.44).
If the electrical contacts are dirty, use a soft cloth to clean them.
Use a fully-charged battery (p.42).
The battery performance may have degraded. See [
5
3: Battery
info. ] to check the battery’s recharge performance level (p.526). If
the battery performance is poor, replace the battery with a new
one.
The number of possible shots will decrease with any of the
following operations:
• Pressing the shutter button halfway for a prolonged period.
• Activating the AF frequently without taking a picture.
• Using the lens’s Image Stabilizer.
• Using GPS.
• Using the LCD monitor frequently.
• Continuing Live View shooting or movie shooting for a prolonged
period.
• Using the Wi-Fi/NFC (wireless communication) function
frequently.
• The Eye-Fi card’s transmission is enabled.
The access lamp still lights or blinks even when
the power switch is <
2
>.
[Does this battery/do these batteries display the Canon logo?]
is displayed.
The battery becomes exhausted quickly.