diff --git a/docs/unified/novacustom/recovery.md b/docs/unified/novacustom/recovery.md index ab60bb5384..94a4fa8c7b 100644 --- a/docs/unified/novacustom/recovery.md +++ b/docs/unified/novacustom/recovery.md @@ -527,6 +527,45 @@ firmware. 21. Power on the laptop to verify the recovery passed. First boot may take a while, so be patient. + ### Troubleshooting + + If the device is not booting, despite following these instructions, follow + the troubleshooting steps below: + + #### CMOS Reset + + 1. Disconnect the power supply + + 1. Disconnect the system battery and the CMOS battery + + 1. Press the power button repeatedly to discharge any remaining charge + + 1. Leave the laptop disconnected from power for one minute + + 1. Plug everything back in and power on the laptop + + #### Flash erase + CMOS reset + + 1. Using flashrom, erase the entire flash chip: + + ```bash + sudo flashrom -p ch341a_spi --erase + ``` + + 1. Disconnect the system battery and the CMOS battery + + 1. Press the power button repeatedly to discharge any remaining charge + + 1. Leave the laptop disconnected from power for one minute + + 1. Flash the correct firmware for the platform + + ```bash + sudo flashrom -p ch341a_spi -w path/to/firmware.bin + ``` + + 1. Plug everything back in and power on the laptop + === "NUC BOX" The NovaCustom NUC BOX-155H platform utilizes a socket-mounted WSON8 flash