Modem Failure - Lexmark X850e Service Manual

Step
5 Place an undamaged document in the ADF, and perform a
ADF test.
Does the error remain?

847.00 Modem failure

Step
1 Confirm the configuration ID is set correctly.
Is the configuration ID set correctly?
2 Check the fax interface card assembly (modem) connection.
Is the fax interface card assembly (modem) connected
properly?
3 Perform a POR.
Does the error remain when the power is turned off/on again?
Check
Check
Yes
Replace the Go to step 6.
scanner
controller card
assembly.
Go to "Scanner
controller card
assembly
removal" on
page 4-143.
Yes
Go to step 2. Set the
configuration ID
correctly.
Go to
"Configuration
ID" on
page 3-20.
Replace the fax Replace the
interface card connection.
assembly
(modem) and
properly set
configuration ID.
Go to "Fax
interface card
assembly
removal" on
page 4-129.
Go to
"Configuration
ID" on
page 3-20.
Replace the RIP Problem solved.
card assembly.
Go to "RIP card
assembly
removal" on
page 4-128.
Diagnostic information
7500-XXX
No
No
2-147