编辑 Canon EOS 70D Troubleshooting

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Troubleshooting steps for common problems with the Canon EOS 70, a DSLR camera released by Canon in 2013.

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== ***Camera Won't Stay Powered On*** ==

''Camera powers down shortly after being turned on is an indication of a faulty battery, faulty charger or bad battery connection.''

=== Possible Faulty Battery/Connection ===

If the camera repeatedly dies after being powered on, the battery is not holding a charge or is not correctly connected. You should inspect the battery connection and may consider replacing the battery as shown in this guide [guide|106736|Battery Replacement Guide|new_window=true].

=== Possible Faulty Charger ===

If your battery and connection checks good, the charger may not be doing its job to charge the battery. You may consider replacing the charger.

=== Possible Faulty Motherboard ===

If the camera will not turn on at all and the battery has been checked, then it is possible that the motherboard may have become faulty. You may consider replacing the motherboard using this [guide|107253|Canon EOS 70D Motherboard Replacement Guide|new_window=true].

== ***Camera Won't Focus*** ==

''While trying to take a picture, if the picture remains blurry and does not ever become clear, this is a common symptom of a focus component problem.''

=== Possible Faulty Focus Main Board in Lens ===

If you cannot get the camera to auto/manually focus, you should consider replacing the focus main board in lens using this [guide|107226|Focus Main Board Guide|new_window=true].

== ***Screen Won't Display*** ==

''While camera is powered on and the top screen has a display, if the camera flip screen does not show an image, the screen may be damaged.''

=== Possible Damaged Screen Components ===

If your screen is cracked or damaged, you should replace the camera screen using this [guide|107254|LCD Touchscreen Replacement Guide|new_window=true].

== ***SD Card Error *** ==

''If you take a picture and receive an "SD Card Error" message on screen, you may need to reformat the SD card. ''

=== SD Card Incorrectly Formatted ===

If the error message "SD Card Error" pops up on screen when a picture is taken, you should reformat the SD Card using this [guide|106959|Reformat SD Card Guide|new_window=true].

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