DN-501CLatest Firmware Version: A-1.35Release Date: July 1, 2015Update Process and VerificationImportant: Before updating to the latest firmware, please make sure your DN-501C isusing Firmware Version A-1.14 or later. If it is not, please update to A-1.14 beforeupdating to A-1.33: follow all of the steps below using the DN501CFW.bin file, andthen repeat the same procedure using the DN501CFWA.bin file.To update the firmware on your DN-501C:1. Unzip the contents of the downloaded .zip file to your Desktop.2. Transfer the DN501CFWA.bin file from that .zip file to the root directory of a USBstorage device.3. Make sure your DN-501C is securely connected to a power outlet and is p o weredoff, and then insert the USB storage device into it.4. Power on DN-501C.5. DN-501C's display will show the new firmware version number. Confirm the versionnumber is correct.6. To continue with the update, turn the Jog Wheel on the front panel to select OK,and then press the Jog Wheel. During the update process, do not power offDN-501C or disconnect it from the power outlet. Doing so can damage the unit.To cancel the operation instead, turn the Jog Wheel on the front panel to selectCancel, and then press the Jog Wheel.7. Allow the update process to complete, which may take approximately 1 minute.The display may go dark during this time. After the update is completed, DN-501Cwill automatically restart. Remove your USB storage device, and delete the .binfiles.Your DN-501C now has the newest firmware.To check the firmware version on your DN-501C:1. With the DN-501C powered on and stopped, press the Menu key.2. Select 06 Utility and press the Jog Wheel.3. Select 03 Firmware Version and press the Jog Wheel. The installed firmwareversion will appear in the display.