BenQ 9H.V1875.TBE, Руководство по обслуживанию

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2.4. When the monitor screen becomes lights, the upgrade is completed. Unplug the U-disk from TV monitor and
press “power” on remote control or right side power button of TV monitor to restart it as figure2.4.
Figure2.4
Step 3: Check the F/W version and reset to default.
3.1 Unplug the U-disk. And press “menu+1999” to enter factory model to check whether the TV present FW
Version is the same as the upgrade FW version. Do as the figure3.1.
Figure 3.1
3.2. Check the F/W version on the second item of the factory mode info as figure3.2.
Do the following steps rapidly:
1. Press “MENU”;
2. Press”1”+”9” +”9” +”9”;