Lexmark X46 Series, Service Manual

Page: 67 / 310

Diagnostics information
2-29
7014-xxx
929.00 Toner sensor error Remove the toner cartridge, and shake it Try a
different toner cartridge, if possible. If the error
persists, then replace the toner level sensor. See
“Toner level sensor removal” on page 4-82 .
929.01 No home window
929.02 No sensor transition (closed)
929.03 No sensor transition (open)
Printhead service errors
930.xx Wrong printhead installed Replace the printhead. See “Printhead service
check” on page 2-54 .
931.xx No first hsync
Replace the printhead. See “Printhead service
check” on page 2-54 .
932.xx Lost hsyncs
933.xx Mirror motor locked: No hsync received
935.xx Motor unable to reach operating speed
Transport motor service errors
936.xx Transport motor initial lock failure Replace the main motor gear drive. See “Main
motor service check” on page 2-40
937.00 Main transport motor lost lock Replace the main motor gear drive. See “Main
motor service check” on page 2-40
Power supply service errors
940.00 LVPS service error Replace the LVPS/HVPS. See “LVPS/HVPS
service check” on page 2-39 .
Controller board and operator panel service errors
948.xx Failed engine board Replace the controller board. See “Engine
board service check” on page 2-36 .
949.xx
950.xx Mismatch between EEPROM and mirror memory
Note: A new controller board or operator panel has been
installed, and has not been properly prepared for this
use. Install a new note. Do not install both the controller
board and the operator panel at the same time without a
POR in between.
Install a new controller bored or operator panel.
See
“Engine board service check” on
page 2-36 or “Operator panel service check”
on page 2-43 .
951.xx Error with secure NVRAM on the controller board Replace the controller board. See “Engine
board service check” on page 2-36 .
952.xx A recoverable MVRAM Cyclic Redundancy Check error
occurred. Performing POR will clear this error.
953.xx NVRAM chip failure with mirror Replace the engine board. See “Engine board
service check” on page 2-36 .
Error Description Action