2Tm/Ttm Left Door Assembly Open - Lexmark X850e Service Manual

7500-XXX

2TM/TTM left door assembly open

Step
1 Check the 2TM/TTM left door assembly for opening and
closing.
Does the 2TM/TTM left door assembly open or close
normally?
2 Check the switch (2TM/TTM left door interlock) for
proper operation.
1. Enter the Diagnostics Menu.
2. Touch BASE SENSOR TEST.
3. Touch Cover and Door.
4. Touch Door C 2TM/TTM.
Open the 2TM/TTM left door assembly, and visually
check it.
Does the display on the operator panel change every
time the actuator on the above switch operates?
3 Check the switch (2TM/TTM left door interlock) for
proper connection.
Is the above switch connected properly?
4 Check the 2TM/TTM controller card assembly and the
printer engine card assembly for proper connection.
Are connectors P541 and P413 on the above cards
connected properly?
5 Perform a print test.
Does the error still occur?
6 Perform a print test.
Does the error still occur?
2-180
MFP Service Manual
Check Yes
Go to step 2. Check the 2TM/TTM
left door assembly
for deformation, and
reinstall it.
Go to
dual input (TTM)–
2TM/TTM left door
assembly removal"
on page
Go to step 4. Go to step 3.
Replace the switch Replace the
(2TM/TTM left door connection.
interlock).
Go to "2000-sheet
dual input (TTM)–
switch (2TM/TTM
left door interlock)
removal" on
page 4-270.
Go to step 5. Replace the
connection.
Replace the 2TM/ Problem solved.
TTM controller card
assembly.
Go to "2000-sheet
dual input (TTM)–
2TM/TTM controller
card assembly
removal" on
page 4-274.
Go to step 6.
Replace the printer Problem solved.
engine card
assembly.
Go to "Printer
engine card
assembly removal"
on page 4-117.
No
"2000-sheet
4-269.