• Code: 978
• Description: Standard Network or Network Card x
• Remedy: Bad checksum while programming network Network Card x port.

• Code: 979
• Description: Standard Network or Network Card X
• Remedy: Flash parts failed while programming Network Card x port.

• Code: 980
• Description: <device> comm
• Remedy: Engine is experiencing unreliable communications to the specified device. Errors 980 through 984 indicate the specified device has detected a Paper Port communication failure.

• Code: 981
• Description: <device> comm
• Remedy: Engine protocol violation detected by the specified device. • Engine • Duplex Option • Tray x (where x=1,2,3,4, or 5)

• Code: 982
• Description: <device> comm
• Remedy: Communications error detected by the specified device. Output Bin (where x=1,2,3,or 6) Note: This message is used for single bin output devices. Bins x to y (where x to y= 1 to 5, 2 to 6, or 6 to 10)

• Code: 983
• Description: <device> comm
• Remedy: Invalid command received by the specified device. Note: This message is used for multiple bin output devices. Note: Check the autoconnects above and below the failing option to make sure they are seated and connected correctly. Go to service check for the device indicated.

• Code: 984
• Description: <device> comm
• Remedy: Invalid command parameter received by the specified device.

• Code: 990
• Description: <device> This error message indicates that an equipment check condition has occurred in the specified device, but the device is unable to identify the exact component failure. Note: <device> can be one of the following: • Duplex option • Tray x (where x=1,2,3,4, or 5) • Output bin x (where x=1,2,3, or 6) Note: This message is used for single bin output devices. Output bin x to y (where x=1 to 5, 2 to 6, or 6 to 20) Note: This message is used for multiple bin output devices. Go to the service check for the device indicated.
• Remedy: 1 Make sure the autocompensator cable is correctly installed at the tray system board. Is the cable correctly installed? Go to step 2 Install the cable correctly 2 Make sure the drive assembly cable is connected correctly to the tray system board. Is the cable correctly installed? Go to step 3 Install the cable correctly 3 Check for worn or broken parts in the autocompensator and drive assemblies. Are any parts worn, broken, or damaged? Replace the assembly that has the defective parts Replace the FRUs in the following order: 1. Electronic/ size sensing assembly 2. Autocompensator assembly 3. Drive Assembly