Raspberry Pi Stack Exchange
Raspberry Pi Stack Exchange

Questions tagged [reset]

the act of rebooting the Pi or to clear any pending errors or events and bring it to normal condition or initial state.

49 questions
67
votes
5 answers

How do I hard reset a Raspberry Pi?

How do I hard reset a Raspberry Pi? Obviously you can power cycle, but is there a more subtle way, like a reset pin? It would be very useful to connect a watchdog in case the Raspberry Pi crashes (mine crashed last night). EDIT: The rev 2.0 board…
John La Rooy
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14
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4 answers

Change/reset password WITHOUT monitor/keyboard

I forgot the password to my Pi, but don't have access to a compatible monitor/keyboard. I've seen methods like these but they all involve editing cmdline.txt and then booting with a monitor and keyboard attached to run passwd pi from the main…
Luke M
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13
votes
2 answers

Forgot password for username pi

I need to authenticate so that I can use the VNC Server and Viewer and be able to access the Pi's screen from another computer. When I download the VNC Server I have to authenticate and enter a password for the username "pi" . The password is not…
xoani
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11
votes
3 answers

Shutdown, reboot not working

I often SSH into my Raspberry Pi, which is connected to my network via a wired connection. The last time I tried to reboot it, though, it failed: pi@raspberrypi ~ $ shutdown now -bash: /sbin/shutdown: cannot execute binary file pi@raspberrypi ~ $…
PitaJ
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9
votes
1 answer

Remote full reset (re-install) of a Raspberry

I've had a Raspberry Pi now for some time. I did a lot of fun stuff with it. A lot of the fun stuff is still on there, and that's not always fun. I could reset my Raspberry Pi by walking over to it, powering it down, remove the micro SD card, and…
Nick Dewitte
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8
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2 answers

Holding the PI in reset?

Is it safe to hold the pi in reset (via run/p5) indefinitely? If so, will it save on power consumption?
Alexander M
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5
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3 answers

I changed my Raspberry Pi default keyboard settings. How can I reset this change?

I changed my Raspberry Pi keyboard (using command the sudo nano /etc/default/keyboardp). I set: XKBLAYOUT = 'in' Now, after reboot I just can't login! Can I somehow reset this CHANGE?
Rohan
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4
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2 answers

How do I make the OS reset itself every time it boots up?

I'm looking to set up a simple system for public usage, probably with Raspbian. I would like to set it up to be a specific way, and have it stay that way. The goal is for the entire OS to wipe and reset itself on every boot, so that the user can't…
Aaron Franke
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3
votes
2 answers

Is halted a viable state for a battery powered pi zero long-term?

I'm building a battery powered device with a pi zero. The battery is a 3.7v LiPo w/ 2000mAh. I want to be able to safely shutdown and restart the pi using a single switch or button. (preferably button because I'm using adafruit's pitft which has 4…
Johnyburd
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3
votes
1 answer

Create a watchdog for RPi using Arduino

I have a RPi 2 and my circuit involves an Arduino connected to it using Logic level converter. I want my Arduino to act as a watchdog for Pi that will receive a signal timely from Pi and if not received, send some signal to Run pins on Pi to reset…
Ric
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2
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1 answer

No devices detected + Reset

My Raspberry worked fine until last month, now it doesn't detect ANY device. I tested it with a wireless keyboard and it doesn't work. I tested it with a basic keyboard and a basic mouse and the doesn't work. All these devices worked fine since last…
luglio7
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1 answer

Forgotten non default id & password

I have a pi with Debian 7 which I have had working a while age. I now I find I can't log on. I am not sure if I changed password, but don't think I did. Can I reset password without loging in?
Derek
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2
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2 answers

Restore Pi to factory settings without flashing SD

My question is different to How can I reset to the factory settings? hence why I have posted. The problem I am facing is that I have a Raspberry B+ which I have had for about 2 years. I didn't use it for a year and recently just did an upgrade from…
BantuTech
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2
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2 answers

Reset Wi-Fi dongle

I too ran into problems with USB Wi-Fi dongle on RPi. After being on for roughly a day RPi loses Wi-Fi link. If I run ping to the gateway command fails with "Destination host not reachable" message. People seem to solve problem by issuing ifdown…
Farid83
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2
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1 answer

Resetting a Raspberry Pi from a USB (CH340G) UART

I want to use a CH340G USB UART to connect to the console of my raspberry pis - something like this: http://www.ebay.com.au/itm/To-TTL-USB2-06Pin-CH340G-Converter-for-STC-Arduino-PRO-Instead-of-CP2102-PL2303-/191149156465 (sorry for the ebay link,…
camh
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