If you can tell me the (e.g., G500s) and whether it's a 4MB or 8MB BIOS chip , I can help you find more specific advice.
What (like a CH341A or RT809F) are you using? ea40-cx mb 12280-3 bios bin
If you flash a generic EA40-CX BIN file, you may encounter the bug or delayed display issues. If you can tell me the (e
If the laptop powers on but takes a long time to show a display, or shuts down after 30 minutes, it is likely a "Management Engine" (ME) region issue. The BIOS bin must have a cleaned/cleared ME region to match the CPU's current state. Technicians often need to use Flash Image Tool (FIT) to clean the ME region of the 16MB dump. Conclusion If the laptop powers on but takes a
Before flashing, always select "Read" and "Save" the original, corrupted dump as a backup.
: If the system is not booting correctly, you can try a "hard reset" by unplugging the CMOS battery for 15-20 seconds to clear the system memory.