• Code: 99.00.01
• Display: 99.00.01 Upgrade not performed file is corrupt
• Description: A remote firmware upgrade (RFU) was not performed. This is a CRC error in the firmware image (bad image).
• Remedy: Download the RFU file, and then attempt the upgrade again.

• Code: 99.00.02
• Display: 99.00.02 Upgrade not performed timeout during receive
• Description: A remote firmware upgrade (RFU) was not performed. The issue is an I/O timeout when reading the header number and size. It indicates a problem with the network environment, not the product.
• Remedy: The most common cause is an issue with the network environment. Make sure that there is a good network connection to the product, and then attempt the firmware upgrade again, or upgrade using the USB walk-up port.

• Code: 99.00.03
• Display: 99.00.03 Upgrade not performed error writing to disk
• Description: A remote firmware upgrade (RFU) was not performed. This is a disk error. It might indicate a problem or a hard disk failure. It might be necessary to check the connection to the hard disk or replace the hard disk.
• Remedy: 1. Download the RFU file, and then attempt the upgrade again. 2. If the error persists, run the Clean Disk process from the Preboot menu. You will need to download the firmware from the Preboot menu. 3. If the error persists, replace the hard disk.

• Code: 99.00.04
• Display: 99.00.04 Upgrade not performed timeout during receive
• Description: A remote firmware upgrade (RFU) was not performed. The issue is an I/O timeout when reading the header.
• Remedy: The most common cause is an issue with the network environment. Make sure that there is a good network connection to the product, and then attempt the firmware upgrade again, or upgrade using the USB walk-up port.

• Code: 99.00.05
• Display: 99.00.05 Upgrade not performed timeout during receive
• Description: A remote firmware upgrade (RFU) was not performed. The issue is an I/O timeout when reading image data.
• Remedy: The most common cause is an issue with the network environment. Make sure that there is a good network connection to the product, and then attempt the firmware upgrade again, or upgrade using the USB walk-up port.

• Code: 99.00.06
• Display: 99.00.06 Upgrade not performed error reading upgrade
• Description: A remote firmware upgrade (RFU) was not performed. The issue is an unexpected read error when reading the header number and size.
• Remedy: 1. Download the RFU file, and then attempt the upgrade again. 2. If the error persists, replace the hard disk.

• Code: 99.00.07
• Display: 99.00.07 Upgrade not performed error reading upgrade
• Description: A remote firmware upgrade (RFU) was not performed. The issue is an unexpected read error when reading the rest of the header.
• Remedy: 1. Download the RFU file, and then attempt the upgrade again. 2. If the error persists, replace the hard disk.

• Code: 99.00.08
• Display: 99.00.08 Upgrade not performed error reading upgrade
• Description: A remote firmware upgrade (RFU) was not performed. The issue is an unexpected read error when reading image data.
• Remedy: 1. Download the RFU file, and then attempt the upgrade again. 2. If the error persists, replace the hard disk.