Key combinations for Acer Iconia Tab A500/A501 (wipe, reset, recovery, format, clean boot, update from microSD)

Here's a list of well-known key combinations:
Hard data reset (wipe)
- First, turn off the tablet.
- Set the slider switch that locks the screen to left position.
- Hold the volume up key (the part of the volume rocker, which is closer to the screen lock) + power key.
-
As soon as the tablet vibrates, release the power key and start sliding the screen lock from right to left unlit you see these two lines:
Erasing Userdata...
Erasing Cache...
Continue to hold the volume up key. - In the upper left corner of the screen the lines indicating formatting will appear.
- The tablet is wiped clean as if it were just shipped from the store.
Reboot in the recovery mode
- Turn off the tablet.
- Hold the volume down key (the part of the volume rocker, which is closer to the edge of the tablet) + power key.
- The tablet should boot in the recovery mode.
Reboot in the update mode from microSD card
- Turn off the tablet.
- Hold the volume down key (the part of the volume rocker, which is closer to the edge of the tablet) + power key.
- Continue to hold the volume down key until the picture of the Android appears.