Lenovo H4 Series Hardware Maintenance Manual V2.0
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...drive is auto. Replace the battery. The system has been halted. This message appears after a fatal error has been detected. Pressing the TAB key permits the user to a weak CMOS battery. Make sure the keyboard is not detected. Hardware Maintenance Manual POST Error Message CMOS Date/Time ...Secondary Slave Hard Disk Error PS2 Mouse not found or initialized. This error can plug PS2 Mouse or set keyboardless operation in the BIOS setup butthe device is properly connected to the computer and that CMOS has become corrupt due to toggle between the default POST display screen...
...drive is auto. Replace the battery. The system has been halted. This message appears after a fatal error has been detected. Pressing the TAB key permits the user to a weak CMOS battery. Make sure the keyboard is not detected. Hardware Maintenance Manual POST Error Message CMOS Date/Time ...Secondary Slave Hard Disk Error PS2 Mouse not found or initialized. This error can plug PS2 Mouse or set keyboardless operation in the BIOS setup butthe device is properly connected to the computer and that CMOS has become corrupt due to toggle between the default POST display screen...