Diagnostic information
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3
Check the four PC cartridges for spots or other damage
on the drum surfaces.
Are the PC cartridges free of excess wear and
contamination?
Go to step 4.
Replace the
appropriate PC
cartridge or
connector.
4
Print the print quality page suite.
Do the spots repeat for a given color?
Replace the
appropriate
printhead. Go to
“LED printhead
removal” on
page 4-105
.
Go to step 5.
5
Check the heat belt and pressure roll in the fuser
assembly for scratches or defects.
CAUTION
: The fuser assembly might be hot.
Allow the fuser assembly to cool.
Remove the fuser assembly.
Is there contamination or cracks on the heat belt
and/or pressure roll?
Replace the
fuser assembly.
Go to
“Fuser
assembly
removal” on
page 4-87
.
Go to step 6.
6
Check the 2nd transfer roller for contamination and wear.
Is the 2nd transfer roller free of excess wear and
contamination?
Go to step 7.
Replace the 2nd
transfer roller.
Go to
“2nd
transfer roller
removal” on
page 4-28
.
7
Replace the transfer belt assembly. Go to
“Transfer belt
assembly removal” on page 4-178
.
Does the problem remain?
Go to step 8.
Problem
resolved
8
Check the LED printhead assembly.
Replace the LED printhead assembly.
Go to
“LED printhead removal” on page 4-105
.
Does the problem remain?
Go to step 9.
Problem
resolved
9
Check the upper printer engine PCBA for proper
connectivity. Disconnect and reconnect all appropriate
cables.
Replace the upper printer engine PCBA.
Go to
“Upper printer engine PCBA removal” on
page 4-189
.
Perform a print test.
Does the problem remain?
Replace the RIP
card PCBA.
Go to
“RIP
PCBA removal”
on page 4-153
.
Problem
resolved
Step
Check
Yes
No
Содержание X95 series
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Страница 464: ...3 112 Service Manual 7558 xxx Go Back Previous Next TTM theory of operations ...
Страница 471: ...Diagnostic aids 3 119 7558 xxx Go Back Previous Next 3TM theory of operations ...
Страница 477: ...Diagnostic aids 3 125 7558 xxx Go Back Previous Next 1TM theory of operations ...
Страница 483: ...Diagnostic aids 3 131 7558 xxx Go Back Previous Next High capacity feeder theory of operations ...
Страница 494: ...3 142 Service Manual 7558 xxx Go Back Previous Next ...
Страница 506: ...4 12 Service Manual 7558 xxx Go Back Previous Next 6 Remove the operator panel top cover ...
Страница 512: ...4 18 Service Manual 7558 xxx Go Back Previous Next 5 Remove the rear lower cover ...
Страница 528: ...4 34 Service Manual 7558 xxx Go Back Previous Next 8 Disconnect all the cables from the bridge PCBA ...
Страница 586: ...4 92 Service Manual 7558 xxx Go Back Previous Next 10 Remove the duct from the machine 11 Release the two hooks ...
Страница 619: ...Repair information 4 125 7558 xxx Go Back Previous Next 4 Detach the media feed lift motor ...
Страница 704: ...4 210 Service Manual 7558 xxx Go Back Previous Next 8 Remove the LED ...
Страница 730: ...4 236 Service Manual 7558 xxx Go Back Previous Next 14 Remove the flatbed scanner assembly ...
Страница 734: ...4 240 Service Manual 7558 xxx Go Back Previous Next 5 Disconnect the cable B 6 Remove the tension spring C ...
Страница 801: ...Repair information 4 307 7558 xxx Go Back Previous Next 5 Disconnect the cable B 6 Remove the bridge drive motor ...
Страница 953: ...Repair information 4 459 7558 xxx Go Back Previous Next 7 Remove sensor tray 5 pre feed C A C B Connector ...
Страница 1004: ...5 34 Service Manual 7558 xxx Go Back Previous Next P J675 2 P J676 3 P904 15 Plug Jack Callout Plug jack description Connects to ...
Страница 1038: ...6 12 Service Manual 7558 xxx Go Back Previous Next ...
Страница 1076: ...7 38 Service Manual 7558 xxx Go Back Previous Next Assembly 37 TTM media feed 2 ...
Страница 1112: ...7 74 Service Manual 7558 xxx Go Back Previous Next Assembly 71 Finisher punch 8 4 3 10 11 ...
Страница 1148: ...7 110 Service Manual 7558 xxx Go Back Previous Next Assembly 103 continued High capacity feed HCF media tray lift 2 1 4 6 7 5 3 ...
Страница 1150: ...7 112 Service Manual 7558 xxx Go Back Previous Next Assembly 104 High capacity feed HCF media feed unit 1 4 3 5 6 7 2 1 ...
Страница 1152: ...7 114 Service Manual 7558 xxx Go Back Previous Next Assembly 105 High capacity feed HCF media feed unit 2 1 2 3 4 7 6 5 ...
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