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Updated Won't boot (markdown)

pathetic nihilist 2023-08-15 14:56:54 +08:00
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Won't-boot.md

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# My device wont start up
## White screen
If you device won't boot and leaves you on white screen, then you will need to power off the device and then hold down the **UP** button while you power it on. This could take up to 10 seconds.
If you device won't boot and leaves you on white screen, then you will need to power off the device and then holding the **UP** button while you power it on. This could take up to 10 seconds.
If this does not work, then try the same thing but this time holding the **DOWN** button (Remembering to wait up to 10 seconds).
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* LEFT key = LCD driver 2 QFP100 chip
* RIGHT key = LCD driver 1 QFP100 chip
> If you are having trouble understanding these procedures, here are clearer step-by-step instructions:
>1. power off your device
>2. press and holding one of the buttons listed above. （**DO NOT RELEASE IT YET**）
>3. power on
>4. Wait for at least 10 seconds.
>5. if : you see the screen displaying any valid content*, release the button you have chosen.
>else if : you still not seeing any valid content* displayed, choose another button and start again from step 1.
>6. power off, wait 5s, power on again **without** holding any buttons listed above, check if it boot successfully.
>if : you see the screen display any valid content* : we are done.
>else if : it boots successfully last round, but fail again this time : check the coin battery.
>p.s. ^valid content : either a splash screen or any of the interface
_**Note:** H2+ usually require you to hold the **UP key** on the first boot to configure them._
_This is valid from nightly version **n_220412** and stable release version: **v1.5.1**_