2Tm/Ttm Left Door Assembly Open - Lexmark W840 Service Manual

4024-XXX
Step
3 Check the tray 4 switch (media size) for proper
operation.
Pull out tray 4, and visually check it.
Is the tray 4 switch (media size) installed properly?
4 Check the switch (media size) for proper connection.
Is the above switch connected properly?
5 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?
6 Perform a print test.
Does the error still occur?
7 Perform a print test.
Does the error still occur?

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?
2-28
Options Service Manual
Check
Check
Yes
Go to step 4. Install the switch
(media size) for tray
4 correctly.
Go to
sheet drawer
(2TM)—switch
(media size)
assembly removal"
on page
Replace the switch Replace the
(media size). connection.
Go to "2X 500-
sheet drawer
(2TM)—switch
(media size)
assembly removal"
on page 4-8.
Go to step 6. Replace the
connection.
Replace the 2TM/ Problem solved.
TTM controller card
assembly.
Go to "2X 500-
sheet drawer
(2TM)—2TM/TTM
controller card
assembly removal"
on page 4-43.
Go to step 7.
Replace the printer Problem solved.
engine card
assembly.
Refer to the Printer
Service Manual.
Yes
Go to step 2. Check the 2TM/TTM
left door assembly
for deformation, and
reinstall it.
Go to
sheet drawer
(2TM)—2TM/TTM
left door assembly
removal" on
page
No
"2X 500-
4-8.
No
"2X 500-
4-6.