Lexmark C772N Service Manual - Page 55

5061 Error codes and paper jam messages (continued) Error code Action 962.xx RAM Memory Error There is an error in the memory installed in the memory option slot 2 on the system board. If another memory option is available, switch the memory options to isolate the problem. If you do not have a spare memory option to switch, then replace the memory installed. If this does not fix the problem, replace the system board. See "System board removal" on page 4-89. 963.xx RAM Memory Error There is an error in the memory installed in the memory option slot 3 on the system board. If another memory option is available, switch the memory options to isolate the problem. If you do not have a spare memory option to switch, then replace the memory installed. If this does not fix the problem, replace the system board. See "System board removal" on page 4-89. 964.xx Emulation Error Download emulation CRC failure has occurred. The following actions may be taken: 1. Disable the Download Emulation. 2. Program the download emulation into the code overlay SIMM again. 3. If the problem is not resolved, replace the code overlay SIMM and download emulation again. 975.xx Standard Network or Network Card x Unrecognizable network Errors 975 through 979 indicate a failure with the standard network port located on the system board or a network card in the specified slot x, x=1, 2 or 3. Replace the card in the specified slot. 976.xx Standard Network Unrecoverable software or error in network for network card x. If unable to clear the error message, check the following: • If installed, check network card for correct installation. • If correctly installed, replace the network card. • If a network card is not installed, replace the system board. 978.xx Standard Network or Network Card x Bad checksum while programming Standard Network or Network Card x port. Check the following: • Make sure you have downloaded the code in binary mode, not ASCII. • Reprogram the Network card. • If the problem persists, and if installed, check the network card for correct installation. • If correctly installed, replace the network card. • If a network card is not installed, replace the system board. See "System board removal" on page 4-89. 979.xx Standard Network or Network Card X Flash parts failed while programming the Standard Network or Network Card x port. Check the following: • If installed, check the network card for correct installation. • If correctly installed, replace the network card. • If a network card is not installed, replace the system board. See "System board removal" on page 4-89. 982.xx comm Communications error detected by the specified device. Note: can be one of the following: • Duplex option. • Tray x (where x=2, 3, or 4). • Output Expander or StapleSmart finisher-Output bin x (where x=1). • 5-Bin Mailbox-Output bin x (where x=1 through 5). Go to "982.xx error service check" on page 2-64 Diagnostic information 2-13