Re- find information, the last in 1998 , " electronic newspaper" 86 bound volumes of the next volume , entitled " Song F2197R TV (MX-4 movement ) 12C bus adjustment " in an article found. This paper into the maintenance mode is described: Press and hold the remote " Memories" button and hold . Press the volume on the TV , " a " key to enter the maintenance state deputy adjustment . Each time you press the "P'' button that changed once Adjustments Click law test , and she appears white raster and sound normal , indicating that has entered the maintenance mode . Next press the remote control " on the remote control P " key to the whole project withered need to find , and this time the problem has emerged , only "N" key is no "P" button on the remote control . Behr check brochures presentation remote control is not consistent with the physical remote control , manual remote control in this position, four more buttons , but did not indicate its purpose. frustration will not on the number of keys as the "P" key one by one experiment, the results are not , but to press the "N" key to exit the maintenance mode . further investigation by manual was " function Select " button should be "P" button , and this button on the TV , the remote control does not.PAAservice manual download site

    Then re- enter the maintenance state. Press TV "function select " button , and sure enough the image appears , and the lower part of the image appear PA ( about distortion ) words . Each time , that changed once adjustments. Continuous press to cycle appears. First, identify the "HW" swath adjustments , according to the TV dagger volume " +" volume " - " key test of . With the marker to move around , the line width vary freely adjusted . After the line adjustment is appropriate , then find "VH" field amplitude adjustments , it really indicates is too large, tune back to the middle position, the field amplitude is normal. In the adjustment process, you can change the background image and intuitive , very convenient. Only after a good tune by the "N" button on the remote control to exit the maintenance state , nor a secondary basis having this machine maintenance came to an end .

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