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4447-20x
Step
7
Check the J1, J2, and J3 connectors on the carrier
card for proper connection and damage.
Reseat the J1, J2, and J3 cables.
Are the cables and connectors free from damage?
8
Check the printhead connectors for proper connection
to the carrier card. Reseat the printhead cables.
Are the printhead cables and connectors properly
connected to the carrier card?
9
Replace the printhead. See
page
4-73.
Does the problem remain?
10
Replace the carrier card. See
card removal" on page
Does the problem remain?
11
Replace the printhead carrier cables. See
parts packet" on page
Does the problem remain?
12
Replace the tank receiver assembly. See
receiver assembly with inlet removal" on
page
4-79.
Does the problem remain?
13
Replace the inlet with tube. See
assembly with inlet removal" on page
Does the problem remain?
14
Replace the system board. See
removal" on page
Does the problem remain?
15
Replace the print engine assembly. See
engine assembly removal" on page
Does the problem remain?
2-7
Service Manual
Check
"Printhead removal" on
"Printhead carrier
4-67.
"Cable
7-8.
"Tank
"Tank receiver
4-79.
"System board
4-32.
"Print
4-84.
Yes
Go to step 8.
Do any of the
following:
• If the cables are
damaged, then
go to step 11.
• If the connectors
are damaged,
then go to step
10.
Go to step 9.
Do any of the
following:
• If the cables are
damaged, then
go to step 9.
• If the connectors
are damaged,
then go to step
10.
Go to step 10.
Problem resolved
Go to step 11.
Problem resolved
Go to step 12.
Problem resolved
Go to step 13.
Problem resolved
Go to step 14.
Problem resolved
Go to step 15.
Problem resolved
Replace the
Problem resolved
printer.
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