Filter
Top Products
Diagnostic Information 2-5
5016-001
963 Memory
Error
Indicates that the DRAM installed in slot 3 on the
controller board is defective. Replace the DRAM SIMM.
If this does not fix the problem, replace the controller
board assembly. Go to the “Controller Board
Assembly Removal” on page 4-19.
964 Emulation
Error
Indicates that the download emulation CRC has failed. A
checksum failure was detected in the emulation header
or emulation file. Replace the code overlay SIMM.
965 Emulation
Error
Indicates that the download emulation is outdated. Time
stamps indicate that the download emulation and
controller code are incompatible.
• Disable the download emulation.
• Program the download emulation into the code
overlay SIMM.
• If the above steps do not fix the problem, replace the
code overlay SIMM and re-download the emulation.
975 Network
Card X
Indicates that a failure has occurred with the network
card installed in slot x (x=1, 2 or 3).
976 Network
Card X
Indicates an unrecognizable network card x. Replace
network card x.
978 Network
Card X
Indicates that a bad checksum has been detected while
programming network card x. Replace network card x.
979 Network
Card X
Indicates that flash parts failed while programming
network card x. If this is a network model printer, replace
the controller board. Go to the “Controller Board
Assembly Removal” on page 4-19.
990 Coupling
Operation Error
A failure has occurred in the coupling operation. Go to
the “Coupling Unit Service Check” on page 2-42.
991 Coupling
Sensor Error
Coupling sensor 1 and 2 have turned on simultaneously.
Go to the “Coupling Unit Service Check” on
page 2-42.
992 High Voltage
Leakage
The high voltage leakage detection circuit has detected
leakage in the high voltage system. Go to the “High
Voltage Leakage Detect Service Check” on
page 2-58.
Error Code Action