calebrun Transactions (3) | Luca134 a écrit :
Bonjour, je suis enseignant et ’essaye de réparer un canon 300D dont une pine s’est cassée lors d’une manipulation d’un élève. Après beaucoup de difficultés de démontage, j’ai réussi, en bricolant, à ressouder une pine et la carte rentre maintenant sans problème dans le bornier. Le contact est parfait. Cependant, après remontage, le boîtier ne réagit plus correctement : le mode rafale s’enclenche dés que l’on insère la batterie. Après de nouveaux démontages et remontages : toujours la même chose. Serait-il possible que ce soit le firmware de l’appareil à remettre ? Il y a une grosse capa dans l’appareil et je suppose que le circuit firmware a été déconnecté. Comment remettre un firmware dans cet appareil? Merci de votre réponse. Luc
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Bonjour
On change le sujet du post là.... Je ne suis pas électronicien et a part faire quelques grossières soudures, ...
La grosse capa sert à alimenter le flash intégré à l'appareil. Pour le mode rafale, avez vous vérifié que le déclencheur n'est pas coincé ?
Je peux vous proposer des docs concernant les démontages/remontages de l'appareil (pour la partie mécanique, pas électronique). J'ai aussi les firmware Canon (et les versions non officielles qui ajoutent quelques fonctions au 300D). Voici le "readme.txt" qui vient avec le firmware Canon (vous le trouverez sur le site Canon, ou je peux vous l'envoyer si vous préférez) qui explique comment l'installer. =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
<< EOS DIGITAL REBEL/EOS 300D DIGITAL Firmware Update Installation Instructions Firmware version 1.1.1 >>
Precautions
* Use the fully charged Battery Pack BP-511/BP-512 or the dedicated AC Adapter kit (Additional) ACK-E2 for firmware update. * Do not shut off the power during the firmware writing operation.
A power failure during the firmware writing operation may disable the camera. * Do not open the CF card slot cover or press any camera buttons during the firmware
writing operation. ------------------------------------------------------------------------
EOS DIGITAL REBEL/EOS 300D DIGITAL firmware update procedures
(1) Copy the "E3kr111.fir" file to the formatted CF card.
If you do not have any of the card reading devices,
1. Insert the CF card into the EOS DIGITAL REBEL/EOS 300D DIGITAL, and connect it
to the PC with Interface Cable IFC-300PCU. 2. Double-click the "UploadFirmware" in the decompressed folder,
and follow the instructions so that the "E3kr111.fir" file can be copied onto the CF card in the EOS DIGITAL REBEL/EOS 300D DIGITAL. When you attempt to transfer the data to the CF card in the EOS DIGITAL REBEL/EOS 300D DIGITAL with the "UploadFirmware", do not open the CF card slot cover, turn the Power Switch
or turn the power off until the data transfer is completed. Any of the above operations during data transfer will disable the firmware update.
(2) Insert he CF card with the firmware into the camera and turn the Power Switch on.
The following message will appear on the LCD after the firmware update program activates.
When using the "UploadFirmware" utility, please be sure that data transfer is completed and open the CF card slot cover. The firmware update program also starts as soon as closing the CF card lot cover and the same message will appear on the LCD.
Execute Upgrade
[E3kr111.fir]
[OK] [Cancel]
(3) Select [OK] with Cross keys of the camera and press the "SET" button.
If you select [Cancel] and press the "SET" button, the firmware update is cancelled.
If the message of "Execute Upgrade" does not appear, please return to Procedure (1) as the firmware is not copied correctly.
To start checking the installed firmware.
A message of [Checking Firmware] appears and the firmware currently installed is being checked. This step will take approximately 6 seconds.
An indicator (%) and a progress bar will appear during this step.
Do not press the shutter button during this step. Checking firmware will be cancelled by pressing the shutter button.
After checking the current firmware, both the current and the replaced versions will be displayed on the LCD as follows.
Replace Firmware
From [ 1.02 ]
To [ 1.11 ]
[OK] [Cancel]
(4) Execute the firmware update after confirming the version to be installed, by selecting [OK] with Cross keys and press the "SET" button.
If you select [Cancel] and press the "SET" button, the firmware update
is cancelled.
The following message will appear during firmware updating.
Re-writing Firmware
xx% Completed
The update will take approximately 4 minutes.
Do not turn the power off during the firmware writing operation.
Do not open the CF card slot cover or press any camera button during the firmware writing operation.
When the update is completed, the following message will appear on the LCD.
Firmware Replaced
Successfully
[OK]
(5) Complete the firmware update by pressing the "SET" button.
The firmware update is now completed. Format the CF card before it can be used.
------------------------------------------------------------------------
Verifying the firmware update
If firmware version is "1.1.1", updating is completed properly. To confirm the firmware version,
turn the Power Switch ON, and press the MENU button to display the menu. Press the Cross keys
and display "Set-up 2 menu", you see "Firmware Ver. 1.x.x" at the end of the settings shown in yellow,
which is the currently installed firmware version number. For more details, please refer
to the instruction manual on pages 28-31.
------------------------------------------------------------------------
If the ERROR message appears during the firmware update
In case the following message appears during the firmware update, please press the "SET" button and return to the beginning of the procedure. If you still have a problem, please contact Canon Service Center in your region. Replace Firmware
=== ERROR ! ===
Retry Upgrade
[OK]
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