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3DS:Black screen unbrick: Difference between revisions

From Hacks Guide Wiki
(replace most of Section VI with a link to 3DS:Ctrcheck, remove link in header)
(forgot this page uses 3ds_hw_test too, so do the same thing there as i did for ctrcheck; a bunch of other style/wording revisions for clarity; account for fastboot3DS in →‎CFW Check)
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#** If your console turns off right away, you have CFW and can continue to the CFW troubleshooting section below
#** If your console turns off right away, you have CFW and can continue to the CFW troubleshooting section below
#** If your console doesn't boot to the Luma3DS configuration menu but black-screens, your console is likely bricked without CFW, and you should continue to the stock troubleshooting section at the bottom of this page
#** If your console doesn't boot to the Luma3DS configuration menu but black-screens, your console is likely bricked without CFW, and you should continue to the stock troubleshooting section at the bottom of this page
#*** To make sure of this, hold {{Key press|SELECT|START|X|POWER}} for seven seconds while the console is powered off - if the notification LED [[3DS:boot9strap#LED_Status_Codes|lights up a color]], then you have working CFW but something is interfering with Luma. Join the Nintendo Homebrew Discord for more advanced help
#*** To make sure of this, hold {{Key press|SELECT|START|X|POWER}} for seven seconds while the console is powered off, then power off again, hold {{B|HOME}}, and then press {{B|POWER}} - if the notification LED [[3DS:boot9strap#LED_Status_Codes|lit up a color]] or the [[3DS:fastboot3DS|fastboot3DS]] menu appears, then you have working CFW but something is interfering with Luma. Join the Nintendo Homebrew Discord for more advanced help


== CFW troubleshooting ==
== CFW troubleshooting ==
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=== Section VIII - New 3DS camera brick ===
=== Section VIII - New 3DS camera brick ===


{{info|If you are currently troubleshooting an old model console, you can skip this section.
{{info|If you are currently troubleshooting an old model console, ignore this and skip to the next section.
<br>If you are unsure whether your console is new or old, look at its shoulder buttons. A new model has four ({{Key press|ZL|L|R|ZR}}), and an old model has two ({{Key press|L|R}}).}}
<br>If you are unsure whether your console is new or old, look at its shoulder buttons. A new model has four ({{Key press|ZL|L|R|ZR}}), and an old model has two ({{Key press|L|R}}).}}


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# Navigate to the <code>/luma/</code> folder
# Navigate to the <code>/luma/</code> folder
# Look for <code>errdisp.txt</code>
# Look for <code>errdisp.txt</code>
## If it exists, rename it to <code>_errdisp.txt</code>
## If this file already exists, rename it to <code>_errdisp.txt</code>
## If it doesn't exist, continue to the next section
## If this file doesn't exist, skip to the next section
# Insert your SD card back into your console
# Reinsert your SD card into the console
# Power on your console
# Power on the console
# Wait 15 seconds
# Wait 30 seconds without pressing any buttons
# Power off your console
# Power off the console
# Navigate to the <code>/luma/</code> folder
# Navigate to the <code>/luma/</code> folder
# Look for <code>errdisp.txt</code>
# Look for <code>errdisp.txt</code>
#* If it exists, open it in a text editor, and check if the process name is qtm, if it is you need to disconnect your inner camera or replace it. If it's different, you're experiencing a very weird issue and should ask in the Nintendo Homebrew discord for more advanced help
#* If this file exists, open it in a text editor, and check if the process name is <code>qtm</code>
#* If it doesn't exist, continue to the next section
#** If the process name is <code>qtm</code>, you need to disconnect your inner camera or replace it
#** If the process name is something else, your console has a very unusual issue and you should ask in the Nintendo Homebrew Discord for more advanced help
#* If this file doesn't exist, continue to the next section


=== Section IX - [[3DS:hardware test|Hardware test]] ===
=== Section IX - 3ds_hw_test ===


# Download the latest release of [https://github.com/aspargas2/3ds_hw_test/releases/download/v0.1.0-alpha/3ds_hw_test.firm 3ds_hw_test] (direct download)
# Follow the instructions on [[3DS:Hardware test|the hardware test page]]
# Place <code>3ds_hw_test.firm</code> file in <code>sd:/luma/payloads</code> on the SD card
#* If the number of errors from this is zero, continue to the next section
#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




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#Follow [[3DS:CTRTransfer/Manual]]
#Follow [[3DS:CTRTransfer/Manual]]


This is the end, if your console hasn't booted to the HOME Menu, go to the Nintendo Homebrew Discord and mention that you've tried this page already.
----
By this point, you have exhausted all conventional fixes. If your console has not booted to the HOME Menu by now, go to the Nintendo Homebrew Discord and mention that you've tried this page already.


==Stock troubleshooting==
==Stock troubleshooting==
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===Section I - Safe Mode ===
===Section I - Safe Mode ===


#Power on your console while holding {{Key press|L|R|Up|A}}
# 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 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
#* 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 ===
===Section II - Shutdown menu ===


#Power on your console
# Power on the console
#Wait 30 seconds
# Wait 30 seconds without touching any buttons
#Press the POWER button  
# 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 the shutdown menu opens (a grey screen with text), you're experiencing <code>f000000b</code> corruption and must 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
#* If the screen stays black and the console only powers off if you hold the button for 15 seconds, this may be potentially fixable with ntrboot if it is not a hardware issue
 
Fixing this is potentially possible with NTRBoot, if it isn't a hardware issue.


[[Category:Unbricking]]
[[Category:Unbricking]]
[[Category:Nintendo 3DS guides]]
[[Category:Nintendo 3DS guides]]