Haier L42C1180 Service Manual page 43

3.2 Check the F/W version on the second row of the factory mode info. If F/W version is incorrect, please
upgrade again as above steps, else let's go to Step 3.3. Take Haier HLC24XLE2 for example:
3.3 If the FW version is correct, please do factory reset.
Choose "Reset" and press "ENTER" key to do factory reset as figure 3.3 to figure 3.5.
Figure 3.3
3.4 After all the steps, FW upgrade is finished finally.
Figure 3.2
Press "ENTER",
Show "Doing"
Figure 3.5
43
figure 3.4
Show "Done"
Reset ok!