Canon EOS-1D X Mark III DSLR Camera (Body Only) User Manual

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72: Cannot connect to sender camera

Are you following the correct procedure to establish the connection with the
sender camera?

• Operate the sender camera by following the correct instructions.

Is the sender camera too far from the receiver cameras?

• Bring the sender camera closer to the receiver cameras.

73: Could not synchronize the time

Are you following the correct procedure to establish a connection between the
sender and receiver camera?

Is the sender camera too far from the receiver cameras?

• Bring the sender and receiver cameras closer together.

81: Wired LAN connection lost

Is the LAN cable securely connected?

• Reconnect the LAN cable between the camera and server. Because the cable may

be severed, try using another cable to connect the devices.

Is the hub or router on?

• Turn on the hub or router.

Is the server on?

• Turn on the server. The server may have been turned off because of an energy-

saving mode.

83: Network connection terminated due to overheating

Communication has temporarily stopped due to high internal camera temperature,
and the camera has ended the wired LAN connection.

• Allow the camera to cool down, as by shading it from direct sunlight. Once the

camera has cooled down, the connection will be restored automatically.

91: Other error

A problem other than error code number 11 to 83 occurred.

• Turn the camera's power switch off and on.

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