Cis Module Assembly Service Check - Lexmark 3350 - X Color Inkjet Service Manual

4479-XXX
FRU
Carrier Assembly

CIS module assembly service check

FRU
CIS Module
Assembly
2-14
Service Manual
Action
Check the following parts for wear or damage:
• Printhead cartridge latch
• Latch spring
• Carrier
• Printhead cables
Ensure that all printhead cables are fully seated.
If any of these parts are defective, replace the carrier
assembly. Go to "Carrier assembly and encoder
strip removal" on page
Check the gold-plated contacts located on the inside
(rear) of the printhead carrier for dirt, wear, and
damage. Use a clean, dry cloth to clean the contacts. If
the gold contacts are damaged, replace the carrier
"Carrier assembly and encoder
assembly. Go to
strip removal" on page
If the symptom remains, replace the system board. Go
to "System board removal" on page
Action
If the CIS module does not move, ensure that the belt
is installed and is not binding. If the CIS module still
does not move, replace the system board. Go to
"System board removal" on page
If the lamp does not come on as the CIS module
assembly is scanning, check connector J10 on the
system board. If connection is okay and the problem
remains, replace the scanner module assembly. Go to
"Scanner module assembly removal" on
page 4-10.
4-15.
4-15.
4-17.
4-17.