Andreas Seibert noticed that Sony made a special Sony A77II 4D focusing manual. You can download it here: sony.net/Products/di/common/images/products/g2sw/ILCA-77M2_4DFOCUS_Camera_Settings_Guide.pdf.
Enjoy the reading!
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Sony A77II store links
Sony A77 in USA at Amazon, Adorama, Sony Store and BHphoto.
Sony A77 in Europe at Sony Germany, Sony UK, Sony France, Sony IT, ES, NL, BE, AT, CH, PT, NO, SE, FI and Wex UK.