Adf Duplex Service Check - Lexmark X548 Series Service Manual

Check the ADF cable for continuity.
9
Is there continuity?
Replace the ADF. Go to
10
removal" on page
Does this fix the problem?

ADF duplex service check

Step Questions / actions
Perform sensor 1, and sensor 2 sensor tests.
1
Go to
"SCANNER TESTS" on page
Are the sensors working properly?
Check the ADF sensor actuators to see if they
2
are dirty or jamming.
Are the actuators working properly?
Check all the connections on the ADF relay
3
card.
Are they properly connected?
Check the ADF cable to ensure it is properly
4
connected to CN 15 on the ADF relay card,
and main RIP board at JADF1.
Is the ADF cable properly connected?
Check the ADF cable for continuity. Make sure
5
pin 22 has continuity.
Is there continuity on pin 22?
Replace the ADF. Go to
6
removal" on page
Does this fix the problem?
"Duplex ADF
4-87.
3-26.
"Duplex ADF
4-87.
Go to step 6.
Problem resolved.
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Go to step 5.
Go to step 6.
Problem resolved
7525-63x
Replace the ADF cable. See
"ADF cable removal" on
page 4-89.
Replace the RIP board. Go
to
"RIP board removal" on
page 4-19.
No
Go to step 3.
Clean the actuators. If any
actuators on the ADF are
broken, replace the ADF
unit. See
"Duplex ADF
removal" on page 4-87.
Properly connect all the
connections.
Properly connect the ADF
cable to its connections.
Replace the ADF cable. Go
to
"ADF cable removal" on
page 4-89.
Replace the RIP board. Go
to
"RIP board removal" on
page 4-19.
Diagnostic information
2-65
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