Lexmark 13P0150 - C 750dtn Color Laser Printer Service Manual page 27

Error code
990 <device>
991 <device> Card
100 ITU Error
101 ITU Error
102 ITU Error
103 ITU Error
106 Printhead Error
5060-XXX
Action
This error message indicates that an equipment check condition
has occurred in the specified device, but the device is unable to
identify the exact component failure.
Note: <device> can be one of the following:
* Duplex unit
* Tray x (where x=1,2,3,4, or 5)
* Output Bin x (where x=1,2,3, or 6)
Note: This message is used for single bin output devices.
* Output Bin x to y (where x=1 to 5, 2 to 6, or 6 to 20)
Note: This message is used for multiple bin output devices.
This error message indicates that a device has detected an
equipment check in its system board.
Note: <device> can be one of the following.
* Duplex unit
* Tray x (where x=1,2,3,4 or 5)
* Output Bin x (where x=1,2,3, or 6)
Note: This message is used for single bin output devices.
* Output Bin x to y (where x=1 to 5, 2 to 6, or 6 to 20)
Note: This message is used for multiple bin output devices. Go to
the service check for the device indicated.
ITU Stall - Replace "ITU Assembly" on page
Invalid ITU Memory - Replace
ITU Shorted Thermistor - Replace
Memory Load Error - Replace
Cyan Printhead Lost Hsync
Check for the correct installation of the all the cables to the RIP
Board assembly and to the Printhead assembly; J4, JH5, and J6
on the RIP Board. Go to
are connected correctly to the RIP Board and to the Printhead
assembly, replace the following FRU:
"RIP Board" on page 4-11
If this does not fix the problem replace:
Cyan Printhead Assembly - Go to
Note: Whenever a printhead assembly is replaced, it is necessary
to perform the "Printhead Adjustments" on page
4-40.
"ITU Assembly" on page
"ITU Assembly" on page
"ITU Assembly" on page
"RIP Board" on page 5-11. If the cables
"Printheads" on page
Diagnostic Information
4-40.
4-40.
4-40.
4-33.
4-1.
2-7