Acer AT2058ML, Service Manual

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Figure 3.1
3.2 Check the F/W version on the second row of the factory mode info (e.g. the “Ver.” info is V1.01 ). If F/W
version is incorrect, please check the version of F/W in your USB memory, else let’s go to Step 3.3.
Figure 3.2
3.3 Press ‘BACK’ Key on the Remote control to be off factory mode.
Figure 3.3
Do the following steps rapidly:
1. Press
“MENU”;
2. Press”1”+”9” +”9” +”9”;
BACK