If you are performing a firmware update to "fix" the service mode, ensure the BOM code on your physical board matches the firmware version exactly to avoid bricking the device. HDVX9-AS V4.1 LCD Board Specs | PDF | Hdmi - Scribd
If you are performing a firmware update to "fix" the service mode, ensure the BOM code on your physical board matches the firmware version exactly to avoid bricking the device. HDVX9-AS V4.1 LCD Board Specs | PDF | Hdmi - Scribd