How to reset Canon mp250 pixma printer

How to reset Canon mp250 pixma printer

Tutorial how to reset canon mp250 pixma all in one printer:

Error ink cartridges are not installed properly canon mp250

First power off the printer. Next, while holding STOP/RESET button, power on the printer.
While holding POWER button, release STOP/RESET button. Then push STOP/RESET button twice.
Wait about 20-30 second until the LED shows “0″, Then push STOP/RESET button four times.
Finally push POWER button twice. Last step is to turn off the printer by pressing the POWER button one last time.

How to Reset Canon mp250 waste ink counter Error E16

First, unplug power and USB cable.
Open the door and hold power button, connect power of the printer all in one mp250.
Close door, then release power button.

Ink Cartridges for Canon mp250

PG-210 Black Cartridge
CL-211 Color Cartridge
PG-210 XL Black Cartridge
CL-211XL Color Cartridge

How to Reset Harman Kardon DVD 506 Multizone

How to Reset Harman Kardon DVD 506 Multizone

Guide to reset Harman Kardon DVD 506 Dvd player Multiregion or multizone.

How to unlock or Reset Harman Kardon DVD 506 multizone or multiregion

First, the Harman Kardon player has to be in standby mode and no disc in tray.
Press CLEAR while switching the player on.
Enter 3, 1, 4, 1, 5, 9, 0 (the last number is the region)
Close the disc tray and the Harman Kardon DVD506 is ready and region free!

Source : http://www.resetreset.com/reset-harman-kardon-dvd-506/

LG LCD TV service menu code

Turn ON your LG LCD TV,
Press simultaneously menu button in remote control and menu button on TV panel.
Input password 0000 or 0413 to enter factory mode.
Change any value press volume and select value press program.
Press menu to exit factory mode and shut down your LCD tv.