SX Error---Battery Backup RAM Corrupted

The error "Battery Backup Ram Corrupted" is usually caused by a bad battery, or electrical noise corrupting the memory within the SX. To clear this error, type 1XC then type Z. If the error continues to appear, you may want to replace the battery. Please refer to the FAQ titled "SX Battery Installation Instructions" for help in replacing the battery. If replacing the battery does not eliminate this error, you may have electrical noise problems.