This is for the installation of the 64 bit driver for SDM PC software. 1. Uncompress attached zip file. 2. Execute "dpinst.exe" file. 3. Click the "install". 4. 64 bit driver installation will be completed. 5. Execute "setup.exe" of SDM-E2 or SDM-GX. 6. Install the driver under the installer order. 7. During installation, the window like attached "inst32.png" will appear, please do not care and continue the installation. 8. PC software installation will be completed. If you install SDM-E2 and SDM-GX at the same time, activate No.1 to 4 procedure only one time. And also, it is no problem if you activate No.5 to 8 before No.1 to 4 procedure.