Indicator appears blinking lights on the printer ” P,O, 8″ (P08). That Mean The print head temperature above the specified value. You can replace the ink cartridge or refill the cartridge. This tutorial is for MP258/MP250 but it might be working for other type like MP270 series or MP198 series.
Step to resolve this error
Step 1 : Turn Off Printer
Step 2 : Remove Cartridge
Step 3 : Refilling the cartridge
Step 4 : Reinstall the cartridge
Step 5 : Turn The printer ON
If it still does not work you can use the following methods
How To Reset MP 258 error 5200
Step 1 : The printer is off and plug the power cord.
Step 2 : Press the button STOP / RESET and hold, then press and hold the POWER button
Step 3 : POWER button still press, release the STOP / RESET, then press the STOP / RESET 2 times in a state of the power button is pressed.
Step 4 : Release both buttons simultaneously
Step 5 : The printer will proceed in a while (a while), then the LCD panel will show the number zero (0)
Step 6 : Computer will detect NEW DEVICE, Ignore it…
Step 7 : Press the power button, then the printer will turn off
Step 8 : Press the power button again, then the printer will be ready to use