User Manual_I2757Fh
Page 18
... Ratio" is disable to adjust. 3) One of non-standard ECO, DCR , DCB, Picture Boost is activated , the other function, repeat steps 2-3. 4) OSD Lock Function: To lock the OSD, press and hold the MENU button while the monitor is off and then press power button to turn the monitor on the control keys.... 1) Press the MENU-button to activate the OSD window. 2) Press < or > to turn the monitor on. OSD Setting Basic and simple instruction on . ...
... Ratio" is disable to adjust. 3) One of non-standard ECO, DCR , DCB, Picture Boost is activated , the other function, repeat steps 2-3. 4) OSD Lock Function: To lock the OSD, press and hold the MENU button while the monitor is off and then press power button to turn the monitor on the control keys.... 1) Press the MENU-button to activate the OSD window. 2) Press < or > to turn the monitor on. OSD Setting Basic and simple instruction on . ...