Printer Hardware Errors - Lexmark CS720 Service Manual

Action
Step 2
Make sure that the firmware version installed is the latest.
Note: The latest firmware versions are available on the Technical
service bulletins at support.lexmark.com.
Does the problem remain?
Step 3
a
Make sure that the hard disk cable is properly installed.
b
Check the cable for damage, and replace if necessary.
Does the problem remain?
Step 4
a
Make sure that the hard disk is properly installed.
b
Check the hard disk for damage, and replace if necessary.
Does the problem remain?
Step 5
Check the controller board pins for damage, and replace if
necessary. See "Controller board removal" on page
Does the problem remain?

Printer hardware errors

1yy errors
100 error messages
Error code Description
100.01 The weather station data is not valid.
100.4D The printhead thermistor reading is out of range. See
100.05A The fuser exit sensor cable is unplugged.
100.05B The fuser nip sensor cable is unplugged.
100.25 The transfer module thermistor reading is out of
range.
100.27 The tray 1 paper exit sensor cable is unplugged.
100.32 The duplex path 1 sensor cable is unplugged.
100.33 The output bin full sensor cable is unplugged.
357.
Action
See "Sensor (weather station) service check"
on page
"Printhead service check" on page
See "Fuser sensors service check" on
page 179.
See "Transfer module thermistor service
check" on page
See "Tray 1 sensor (media out) cable is
unplugged service check" on page
See "Upper paper path sensors service
check" on page
Diagnostic information
166
Yes No
Go to step 3. The problem is
solved.
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
Contact the next The problem is
level of support. solved.
181.
195.
178.
5028
182.
196.