Diagnostic information
2-3
5061
Symptom tables
Symptom table—base printer
Symptom
Action
Fuser fan fails to run or is noisy
Go to
“925.02 error code service check” on
page 2-56
.
RIP fan fails to run or is noisy
Go to
“927.03 error code service check” on
page 2-57
.
VTB fan fails to run or is noisy
Go to
“926.01 error code service check” on
page 2-56
.
Excessive fuser drive motor assembly noise
Go to
“Excessive fuser drive motor assembly
noise” on page 2-89
.
Machine inoperative: Fans don’t turn, engine not on,
lights not on, and none of the printer functions work.
Go to
“AC and DC power service check” on
page 2-76.
Close Door displays constantly, unable to clear the
message, POR incomplete
Go to
“Close door/HVPS/printhead interlock
switch service check” on page 2-81
.
Printer does not complete POST and stapler cycles
several times.
Go to
“POST incomplete—stapler cycles several
times” on page 2-116
Operator panel: One or more buttons do not work
Go to
“Operator panel LCD/status LED/buttons
service check” on page 2-90
.
Operator panel: Display is blank, printer does not
sound 5
beeps,
but printer is not inoperative
Replace the operator panel assembly. See
“Operator
panel assembly removal” on page 4-68
.
Operator Panel: Operator panel displays dots
continuously, sounds 3 beeps, and POST is
18incomplete.
Go to
“Operator panel LCD/status LED/buttons
service check” on page 2-90
.
Operator panel: One pixel or random pixels are
missing
Replace the operator panel assembly. See
“Operator
panel assembly removal” on page 4-68
.
Paper feed problems, base printer
Go to
“2xx paper jams” on page 2-9
.
Paper feed problems, integrated tray
Go to
“Tray 1 service check” on page 2-117
.
Paper feed problems, integrated tray catching
autocompensator while removing the tray.
The wear clip in the back left of the tray may not be
fully seated. Be sure to seat it fully so there is no gap
below it.
It could damage the autocompensator. If the problem
persists, go to
“Tray 1 service check” on
page 2-117
.
Summary of Contents for C77X
Page 15: ...Notices and safety information xv 5061...
Page 16: ...xvi Service Manual 5061...
Page 22: ...xxii Service Manual 5061...
Page 44: ...1 22 Service Manual 5061...
Page 182: ...2 138 Service Manual 5061...
Page 293: ...Repair information 4 61 5061 6 Release the MPF latch F and remove the MPF...
Page 325: ...Repair information 4 93 5061 3 Remove all connectors C 4 Remove the transfer HVPS board...
Page 338: ...4 106 Service Manual 5061...
Page 339: ...Connector locations 5 1 5061 5 Connector locations Locations Printer boards...
Page 340: ...5 2 Service Manual 5061 Printer motors...
Page 341: ...Connector locations 5 3 5061 Printer sensors...
Page 342: ...5 4 Service Manual 5061 Cartridge contact assembly pin locations cyan magenta and yellow...
Page 343: ...Connector locations 5 5 5061 Cartridge contact assembly pin locations black...
Page 345: ...Connector locations 5 7 5061 Connectors System board...
Page 358: ...5 20 Service Manual 5061 Transfer high voltage power supply HVPS...
Page 368: ...5 30 Service Manual 5061...
Page 372: ...6 4 Service Manual 5061...
Page 380: ...7 8 Service Manual 5061 Assembly 3 1 Fuser web oiler 1 3 2...
Page 402: ...7 30 Service Manual 5061 Assembly 22 Electronics 3 3 3 2 1...
Page 404: ...7 32 Service Manual 5061 Assembly 22 1 Electronics 3 5 4 8 1 9 10 2 2 6 6 6 7 6 6...
Page 408: ...7 36 Service Manual 5061 Assembly 23 Electronics cabling interconnections 1...
Page 410: ...7 38 Service Manual 5061 Assembly 24 Electronics cabling interconnections 2...
Page 420: ...7 48 Service Manual 5061 Assembly 28 1 5 Bin mailbox 3 3 3 3 11 7 13 5 9 2 10 6 4 12 8 14 1 15...
Page 422: ...7 50 Service Manual 5061 Assembly 29 500 Sheet drawer option 3 11 7 5 9 2 10 6 4 8 1...
Page 438: ...7 66 Service Manual 5061 Assembly 33 Envelope option 2 1...
Page 442: ...7 70 Service Manual 5061 Assembly 36 Options...
Page 444: ...7 72 Service Manual 5061...
Page 450: ...B 2 Service Manual 5061 Print Quality Pages Page 1 total of five...
Page 451: ...Appendix B Print quality samples B 3 5061 Print Quality Pages Page 2 total of five...
Page 452: ...B 4 Service Manual 5061 Print Quality Pages Page 3 total of five...
Page 453: ...Appendix B Print quality samples B 5 5061 Print Quality Pages Page 4 total of five...
Page 458: ...B 10 Service Manual 5061...
Page 466: ...I 8 Service Manual 5061...
Page 476: ...I 18 Service Manual 5061...
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