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Difference between revisions of "Pi 2 got ya"
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| − | things that might go wrong | + | things that might go wrong |
Wrong keyboard for US (need to change default keyboard) | Wrong keyboard for US (need to change default keyboard) | ||
| Line 7: | Line 7: | ||
Mouse may quit - will work if unplugged then plugged back in. | Mouse may quit - will work if unplugged then plugged back in. | ||
* Power supply. Needs to be a good one. Cheap USB cables will drop voltage and cause problems | * Power supply. Needs to be a good one. Cheap USB cables will drop voltage and cause problems | ||
| + | |||
| + | If color spot appears in upper right corner, the power supply is weak | ||
Deleted Start button, or deleted Menu botton or tool bar. | Deleted Start button, or deleted Menu botton or tool bar. | ||
| Line 16: | Line 18: | ||
* will work if unplugged/plugged | * will work if unplugged/plugged | ||
* May be power supply ?? | * May be power supply ?? | ||
| + | |||
| + | |||
| + | If image has been saved for backup | ||
| + | |||
| + | may not be able to write to new SD card | ||
| + | |||
| + | cheap SD cards may be a few bytes too small if it has bad sectors | ||
| + | * may not be able to copy image the second time if file system was expanded | ||
| + | |||
| + | Hard drive will not boot if power is lost | ||
| + | *it does not unmount the hard drive | ||
| + | ** work around is to swap out the sd to one that boots without hard drive | ||
| + | ** shut down normal, swap back the hard drive sd card and it should boot | ||
| + | |||
| + | Early SD card holders had spring loaded | ||
| + | *So easy to bump SD and it pops out (frozen system} | ||
| + | *New version is not spring loaded | ||
| + | |||
| + | |||
| + | -- | ||
Latest revision as of 21:38, 19 November 2023
things that might go wrong
Wrong keyboard for US (need to change default keyboard)
- can not put hash mark in programs
- it used British Pound symbol - does not work
Mouse may quit - will work if unplugged then plugged back in.
- Power supply. Needs to be a good one. Cheap USB cables will drop voltage and cause problems
If color spot appears in upper right corner, the power supply is weak
Deleted Start button, or deleted Menu botton or tool bar.
- It happens to the best of us.
- Copy the panel from root (will be unchanged) to user
Wireless hangs - if idle some time - system will not see it
- will work if unplugged/plugged
- May be power supply ??
If image has been saved for backup
may not be able to write to new SD card
cheap SD cards may be a few bytes too small if it has bad sectors
- may not be able to copy image the second time if file system was expanded
Hard drive will not boot if power is lost
- it does not unmount the hard drive
- work around is to swap out the sd to one that boots without hard drive
- shut down normal, swap back the hard drive sd card and it should boot
Early SD card holders had spring loaded
- So easy to bump SD and it pops out (frozen system}
- New version is not spring loaded
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