316
Troubleshooting
Invalid PS3
An optional PostScript 3 ROM module that cannot be used on this
printer. Turn off the printer and remove the module.
Invalid ROM A
The printer cannot read the installed optional ROM module. Turn
offtheprinterandremovetheROMmodule.
To clear this error, select
Clear Warning
from the control panel’s
Reset Menu. For instruction about accessing the control panel
menus, see “How to access the control panel menus” on page 166.
Jam XXX
Paper is jammed at the location indicated by XXX.
If a paper jam occurs at two locations simultaneously, both
locations are displayed. The following table shows the possible
variations of this message.
Location Description
Jam AB Paper is jammed at the fuser unit. For instructions on how to
remove jammed paper at the fuser unit, see “Jam AB (covers A
and B)” on page 284.
Jam A Paper is jammed at cover A. For instructions on how to remove
jammed paper at cover A, see “Jam A (cover A)” on page 286.
Jam AC Paper is jammed where it feeds into the printer, or at the paper
cassettes. For instructions on clearing this type of paper jam, see
“Jam AC (cover A and paper cassettes)” on page 290.
Jam B Paper is jammedinside the duplex unit. For instructions on clearing
this type of paper jam, see “Jam B (cover B)” on page 295.
Jam ABC Paper is jammed where it feeds into the printer or at the paper
cassettes, and inside the duplex unit. For instructions on clearing
this type of paper jam, see “Jam ABC (cover A, paper cassettes
and cover B)” on page 297.