Lexmark S 500 SERIES Service Manual page 29

Lexmark S500 Series
Error
Name
Code
121A Loop Timeout Error
121B NVRAM Control Section
Corrupted
121C Internal Firmware Error
121D Internal Firmware Error
121E Internal Firmware Error
2-10
Service Manual
Description
Error detected that a while loop
or similar loop timed out before
the event it was waiting on
finished.
Indicates that the control
section of NVRAM is corrupted.
Firmware encountered an
unexpected condition.
Firmware encountered an
unexpected condition.
Firmware encountered an
unexpected condition.
Action
Technical Support Center:
Unplug the All-In-One from the wall outlet;
wait a few seconds, then plug the All-In-
One back in, and turn the power on.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
The printer will auto reset.
Service:
The printer will auto reset.
Technical Support Center:
Unplug the All-In-One from the wall outlet;
wait a few seconds, then plug the All-In-
One back in, and turn the power on.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
Unplug the All-In-One from the wall outlet;
wait a few seconds, then plug the All-In-
One back in, and turn the power on.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
Unplug the All-In-One from the wall outlet;
wait a few seconds, then plug the All-In-
One back in, and turn the power on.
Service:
Replace the system board. See
board removal" on page
"System
4-26.
"System
4-26.
"System
4-26.
"System
4-26.