3DS:Black screen unbrick: Difference between revisions

# Download [[Media:3ds_hw_test.zip|3ds_hw_test.zip]] and extract <code>3ds_hw_test.firm</code> from it

# Place this file in <code>sd:/luma/payloads</code> on the SD card

# Turn on your 3DS while holding {{B|START}}

# Select <code>3ds_hw_test</code>

# Press any button to start the test

# The test will take up to 45 minutes, when it's done press any button to turn it off, then open the newly generated <code>HWTEST.LOG</code> file on the SD card in a text editor

# Scroll down to the end, and look at the number of errors

#* If the number is 0, continue to the next section

#* If the number is more than 0, your console's RAM is dying and you need to replace the motherboard

=== Section X - Manual CTRTransfer ===

== Stock troubleshooting ==

=== Section I - Safe Mode ===

# Power on your console while holding {{Key press|L|R|Up|A}}

#* If your console boots to the Safe Mode menu, perform the update and see if it boots to the HOME Menu

#* If it doesn't boot to Safe Mode, or doesn't boot to the HOME Menu after a Safe Mode update, continue to the next section

=== Section II - Shutdown menu ===

# Power on your console

# Wait 30 seconds

# Press the POWER button

#* If it enters the shutdown menu(grey screen with text), youre experiencing f000000b corruption, and need to install boot9strap with [[3DS:ntrboot|ntrboot]] in order to fix the issue

#* If it stays black and only powers off if you hold the button for 15 seconds, it may be potentially fixable with ntrboot if it is not a hardware issue