2-22 Service Manual
5025-2xx, 4xx
960.xx Service
Memory Error
RAM memory error: RAM soldered on
the board is bad.
Replace the controller board. See
“Controller board removal” on
page 4-19.
961.xx Service
Memory Failure
RAM memory error: slot 1 RAM is bad. Replace the controller board. See
“Controller board removal” on
page 4-19.
962.xx Service
Memory Failure
RAM memory error: slot 2 RAM is bad. Replace the controller board. See
“Controller board removal” on
page 4-19.
964.xx Service
Emulation Error
Download emulation cyclic redundancy
check (CRC) failure has occurred. A
checksum failure detected in the
emulation header or emulation file.
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 Service
Standard Network
or
975.xx Service
Network Card x
Network error: unrecognizable network
port.
Replace the standard network card or the
card in the specified slot.
976.xx Service
Standard Network
or
976.xx Service
Network Card x
Unrecoverable software or error in
network or 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 controller board.
978.xx Service
Standard Network
or
978.xx Service
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 controller board.
979.xx Service
Standard Network
or
979.xx Service
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 controller board.
Service error messages (1xx, 9xx) (continued)
Error code Description Action
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