Lexmark 5021-0XX - Manual (Page 172)

2-94 Service Manual
5021-0XX
2 Replace engine controller
board. See
“Engine
controller board removal”
on page 4-55
. Does error
clear?
Problem solved. Replace HVPS.
See
“High
voltage power
supply (HVPS)
removal” on
page 4-59
.
Step Questions / actions Yes No