Troubleshooting Guide - Canon EOS 400D Digital Instruction Manual

Troubleshooting Guide

If there is a problem, first refer to this Troubleshooting Guide. If this
Troubleshooting Guide does not resolve the problem, contact your
dealer or nearest Canon Service Center.
Power Source
The camera does not operate even when the power switch is
set to <1>.
The battery is not installed in the camera.
If the power lamp does not light, recharge the battery.
Make sure the battery compartment cover is closed.
Make sure the CF card slot cover is closed.
The access lamp still blinks even when the power switch is
set to <2>.
If the power is cut off while an image is being recorded to the CF card,
the access lamp will light/blink for a few sec. After the image is
recorded to the CF card, the camera turns off automatically.
The battery becomes exhausted quickly.
Use a fully-charged battery.
The rechargeable battery will wear out after repeated use. Purchase a
new one.
The camera turns off by itself.
If pressing the shutter button halfway turns on the power, it means the
auto power off feature turned off the camera. If you do not want auto
power off to take effect, set [c Auto power off] on the menu to [Off].
Even if [c Auto power off] has been set to [Off], the LCD monitor
will turn off after laying idle for 30 min. Press the <B> button to turn
on the LCD monitor.
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