848.01 Error Code Service Check; Xx Error Code Service Check - Lexmark X642e Service Manual

7002-xxx
848.00 Error code service check
Service scanner—Modem/Config ID mismatch
This error indicates that no modem is installed on a modem MFP.
FRU
1 Modem

848.01 Error code service check

Service scanner—Modem/Config ID mismatch. This error indicates that a mode is present on an MFP not
configured to support a modem.
FRU
1 Modem

900.xx Error code service check

FRU
1 Printer POR
2 System board
3 Factory defaults
4 Sub error codes
900.90 Error code service check
Service scanner—This error indicates defective modem hardware.
FRU
1 Modem
2-118
Service Manual
Action
Install a modem.
Action
Remove the modem installed in the printer.
Action
Turn the printer off and on several times. If Error Code 900 continues
to display, go to step 2.
Turn the machine off and on several times, waiting a few minutes
between power on and power off.
If Error Code 900 continues to display, go to step 3.
Restore factory defaults. See
resets the non-critical areas of the user NVRAM. If Error Code 900
continues to display, go to step 4.
With Error Code 900 displayed, press
complete list of Sub Error Codes on the display, then call your next
level of support or call Lexmark.
Action
Replace the modem.
"EP Defaults" on page 3-20. This
and 2. Record the