System Error: 010022; System Error: 010023 - HP DesignJet 2500CP Service Manual

System Error:
Problem Description: The base DRAM or the RAM SIMM tests failed.
Corrective Action:
System Error:
Problem Description: The SWATH RAM test failed.
Corrective Action:
2-4
010021 AXXXXXXX
Try the following:
NOTE: The Printer will not function
without any RAM SIMMs installed.
Make sure that you have a minimum
of 4MB memory module installed.
D If the Error Data is higher than A4000000
then the failure is in the RAM SIMM. Try the
following to solve the problem.
S Check that the RAM SIMMs (memory
modules) are the original HP supported parts.
If the RAM SIMMs are from a 3rd Party then
they should be replaced by HP supported
parts before troubleshooting the problem any
further. Product functionality cannot be
guaranteed with 3rd party RAM SIMMs.
S If more than one RAM SIMM (memory
module) is installed, remove one of them and
power on the printer again. If this system
error is displayed again, reinstall the
removed RAM SIMM and remove the other
RAM SIMM and then power on the printer
again. If this system error appears again
then try to replace both RAM SIMMs with
new ones.
D If the Error Data is lower than A4000000 then
the failure is in the Base DRAM. Replace the
Electronics Module ' page 8 6.
010022
Replace the Electronics Module ' page 8 6.
HP DesignJet CP Series Printers
System Error Codes