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