http://www.sosimple.com/hddmenu.htm kertoo

                                                     Single  Master  Slave
                                                     ======= ======= ======
For models starting with SHD, TBR or PLS         C/D Jumped  Jumped  Open
                                                 DSP Open    Jumped  Open

For models starting with STG or WNR              C/D Jumped  Jumped  Open