SG20ANx_EP20AN2 driver installation sequence
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1. Chipset
          Run "SetupChipset.exe"
2. Serial IO
          Run "SetupSerialIO.exe"
3. GNA
           Install "gna.inf" 
4. CSME
           Run " SetupME.exe" from driver folder ....\installers\Main_DCH
5. Intel DTT
     5-1. Install ipf driver first
             5-1-1. IPF \ ipf-core-xx.xx.xx\drivers \ x64
                a. Install ipf_acpi.inf
                b. Install ipf_cpu.inf
   
             5-1-2. IPF \ ipf-ef-xx.xx.xx \ drivers \ x64
               a. Install ipf_ef_sw.inf
               b. Install ipf_ef_ext.inf

     5-2. Install DTT driver
            a. Install dtt_sw.inf
            b. Install dtt_ext.inf
6. Graphics
          Run "Installer.exe"
7. Intel Smart Sound Technology
          Install "IntcAudioBus.inf"
8. Audio
         Run "Master-install.cmd" 
9. ISH  -------(For 360 SKU, SG20AN2 & EP20AN2 only)
        Run "SetupISS.exe"
10. Card reader
        Run "setup.exe"
11. Wifi+BT
        8852BE :
                       BT> Run "InstallDriver.cmd" (注意路徑不能太長)
                       Wifi > Run "Setup.exe"
12. SCM 
            Install "iscm.inf"