3DS:Hardware test: Difference between revisions

# Power off the console and insert your SD card into your computer.

# Copy <code>3ds_hw_test.firm</code> to the root of your SD card.

# Rename <code>boot.firm</code> to <code>luma.firm</code>.

# Rename <code>3ds_hw_test.firm</code> to <code>boot.firm</code>.

# Reinsert the SD card into your console.

# Power on the console without pressing any other buttons.

# Press any button to start the test.

#* The test will take around 30 minutes for an old model and around 45 for a new model.

#** If you are unsure what model the console is, look at the shoulder buttons - a new model has four ({{Key press|L|ZL|ZR|R}}), and an old model has two ({{Key press|L|R}}.

# When the test finishes, press any button to turn the console off and insert your SD into your computer.

# Open the newly generated <code>sd:/HWTEST.LOG</code> file in a text editor, then scroll to the end and look at the line that says <code>[ARM11] Done. ___ total errors detected.</code>.

#* If the number on this line is 0, your console's RAM is not the issue.

#* If the number on this line is not 0, your console's RAM is dying and you need to either repair or replace the motherboard.

# Delete <code>boot.firm</code> and rename <code>luma.firm</code> to <code>boot.firm</code>.

# Power off the console and insert your SD card into your computer.

# Copy <code>3ds_hw_test.firm</code> to the root of your SD card.

# Reinsert the SD card into your console.

# power on the console while holding {{B|HOME}} to enter the fastboot3DS menu.

# Select <code>[+]Boot from file...</code> -> <code>sdmc:</code> -> <code>3ds_hw_test.firm</code>.

# Press any button to start the test.

#* The test will take around 30 minutes for an old model and around 45 for a new model.

#** If you are unsure what model the console is, look at the shoulder buttons - a new model has four ({{Key press|L|ZL|ZR|R}}), and an old model has two ({{Key press|L|R}}.

# When the test finishes, press any button to turn the console off and insert your SD into your computer.

# Open the newly generated <code>sd:/HWTEST.LOG</code> file in a text editor, then scroll to the end and look at the line that says <code>[ARM11] Done. ___ total errors detected.</code>.

#* If the number on this line is 0, your console's RAM is not the issue.

#* If the number on this line is not 0, your console's RAM is dying and you need to either repair or replace the motherboard.