: Extract the .rar file and place the firmware file (often named SKR8503_100.bin ) directly into the root directory of the USB drive. Initiate Programming :
Insert the USB drive and the 7-key button panel into the board while it is powered off. Download RD8503 1280x768 rar
: If the picture appears distorted or inverted after installation, access the service menu by pressing "MENU 1147" on the remote. : Extract the
Wait approximately until the flashing stops, indicating the upgrade is complete. Download RD8503 1280x768 rar
: Ensure the jump cap is set to the correct voltage (3.3V, 5V, or 12V) required by your specific LCD panel before powering on to avoid permanent damage.
: Extract the .rar file and place the firmware file (often named SKR8503_100.bin ) directly into the root directory of the USB drive. Initiate Programming :
Insert the USB drive and the 7-key button panel into the board while it is powered off.
: If the picture appears distorted or inverted after installation, access the service menu by pressing "MENU 1147" on the remote.
Wait approximately until the flashing stops, indicating the upgrade is complete.
: Ensure the jump cap is set to the correct voltage (3.3V, 5V, or 12V) required by your specific LCD panel before powering on to avoid permanent damage.