Scanner Missing Failure - Lexmark X850e Service Manual

7500-XXX
Step
3 Check the sensor (standard bin full exit 2) connection.
Is the sensor (standard bin full exit 2) properly connected?
4 Check the exit interface card assembly connection P432,
P433, and P434.
Is the exit interface card assembly properly connected
P432, P433, and P434?
5 Perform a print test.
Does the error continue?

Scanner missing failure

Step
1 Check the scanner interface cable assembly connection
between the RIP card assembly and the scanner unit
assembly.
Is the scanner interface cable assembly connected properly?
2 Check all connections of the scanner controller card assembly.
Are the connections of the scanner controller card assembly
connected properly?
3 Perform a POR.
Does the error remain when the power is turned off/on?
4 Perform a POR.
Does the error remain when the power is turned off/on again?
2-192
MFP Service Manual
Check
Check
Yes
Replace the Replace the
sensor (standard connection.
bin full exit 2).
Go to step 4.
Go to "Exit 2
sensor (standard
bin full exit 2)
removal" on
page 4-330.
Replace the exit Replace the
interface card connection.
assembly.
Go to "Exit
interface card
assembly
removal" on
page 4-116.
Replace the Problem solved.
printer engine card
assembly.
Go to "Printer
engine card
assembly
removal" on
page 4-117.
Yes
Go to step 2. Replace the
connection.
Go to step 3. Connect each
connector of the
scanner
controller card
assembly
properly.
Replace the Problem solved.
scanner
controller card
assembly.
Go to "Scanner
controller card
assembly
removal" on
page 4-143.
Go to step 4.
Replace the RIP Problem solved.
card assembly.
Go to "RIP card
assembly
removal" on
page 4-128.
No
No