what does F3:F9 signify
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Answers
There are various keys in the computer key board which have different functions.
F3 – Self Test Error: For testing in case of error is faced F3 key is used.
Switch off the PC , unplug five minutes duration and restart .
Doing so the F3 error code should be removed.
F4 – Temperature Sensor Fault: If there is temperature error fault, check your temperature sensor and the wiring and connections between the sensor and the main control board. Sensor may require change.
F5 – Control Board Error: This error is due to fault developed with the main electronic control board.
It may need replacing the board to bring the machine back to full working order again.
F7 – Mains Supply Issue: It occurs if there is fault in power supply to PC.
This could be due to you PC has been wired in incorrectly. You’ll need to check the mains supply connection.
F8 – Power Supply Issue to Control Board: The main control board not getting power as it should. Check the wiring and connections .If all are ok, the connections are fine, then control board may need replacement.
F9 – Processor Auto Resetting: As with error F3, switch off and un plug your appliance for five minutes before plugging it back. This should reset the fault.