Page 1
Firmware update is done through the serial port (which can be located at the right side panel named COM) of X5105. As modern computers generally no longer provide a serial port, so we need to use the USB-to-Serial cable to create a virtual serial port on the computer.
Page 2
2. Entering the update mode of X5105: a) Keep X5105 power OFF and disconnect the power cable. b) Disconnect the 3.5mm stereo plug. c) Press and hold both of the VOLUM+/- button. d) Plug the power cable into the power jack.
Page 3
When seeing this screen, release both of the VOL buttons and the update mode is ready. g) The X5105 will apply internal flash memory erasing process. h) Erasing finished Note: Don’t unplug the power cable during the erasing process. If such a screen does not appear, try again from Section 2 step a).
Page 4
Select this first Click the drop list to select the right serial port b) Select the baud rate: Click Setup Click Serial port…...
Page 5
Click Baud rate droplist and select 115200 Click OK c) The main workspace:...
d) Insert the 3.5mm stereo plug into the COM jack. After doing so, the firmware file transfer is ready to go. 4. Wiring diagram:...
Page 7
After inserting the 3.5mm stereo plug into the COM jack, a character “C” will appears in the main workspace. It means the X5105 is ready to receive the firmware file. There might be some meaningless character(s) appears in the main workspace area due to the interference of stereo plug inserting but it’s OK, just ignore them.
Page 8
b) Select the firmware file: Click File Transfer XMODEM Send… Select the firmware file This button should be an “Open” Make sure to check this! Check 1K checkbox. Browse and select the firmware file, and click the “Open” button.
Page 9
Power ON the X5105. b) If the keypad of X5105 is not respond, Press the LOCK KEY for several times, and make sure the LOCK ICON is disappeared. c) Press and hold MENU KEY for about 2 seconds to entering the System Setting Menu, Press Left or Right button to select MENU#21, Tuning the MAIN DIAL KNOB to change the menu item to YES, Press YES button to apply main reset.