Canon EOS 90D, Advanced User'S Manual

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Troubleshooting Guide
If a problem occurs with the camera, fi rst refer to this Troubleshooting
Guide. If this Troubleshooting Guide does not resolve the problem, contact
your dealer or nearest Canon Service Center.
Power-Related Problems
The battery does not recharge.

If the battery’s remaining capacity (
=
524) is 94% or higher, the battery
will not be recharged.

Do not use any battery other than genuine Canon Battery Pack LP-E6N/
LP-E6.
The charger’s lamp blinks at high speed.

If (1) the battery charger or battery has a problem or (2) communication
with the battery failed (with a non-Canon battery pack), the protection
circuit will stop charging, and the charge lamp will blink in orange at a
constant high speed. In the case of (1), unplug the charger’s power plug
from the power outlet. Detach and reattach the battery to the charger.
Wait a few minutes, then reconnect the power plug to the power outlet.
If the problem persists, contact your dealer or nearest Canon Service
Center.
The charger’s lamp does not blink.

If the internal temperature of the battery attached to the charger is
high, the charger will not charge the battery for safety reasons (lamp
off ). During charging, if the battery’s temperature becomes high for any
reason, charging will stop automatically (lamp blinks). When the battery
temperature goes down, charging will resume automatically.
The camera is not activated even when the power switch is set
to <
1
>.

Make sure the battery compartment cover is closed (
=
47).

Make sure the battery is installed properly in the camera (
=
47).

Charge the battery (
=
44).

Make sure the card slot cover is closed (
=
48).