Diagnostic information
2-1
7541-03x
2. Diagnostic information
Start
The diagnostic information in this chapter leads you to the failing part. Before you replace an entire assembly,
determine if just the defective part is available in the parts catalog. Use the error code tables, symptom table,
service checks, and the diagnostic aids chapter to determine the symptom and repair the failure. The removal
procedures in the Repair information chapter may help you identify parts. After you complete the repair, perform
the appropriate tests to verify the repair.
The table below lists the errors and symptoms you might encounter. Use the links in the table to locate the error
message or symptom, and take the indicated action
Error code or
symptom
Location
Print quality issues
Go to
“Print quality issues” on page 2-4
Scanner image issues
Go to
“ADF & scanner print quality” on
page 2-11
.
Paper jams (200.xx)
Go to
“Paper jams” on page 2-17
Error codes
Go to
“Error codes” on page 2-38
Attendance messages
Go to
“User attendance messages” on
page 2-66
Other symptoms
Go to
“Other symptoms” on page 2-75
CAUTION
Unplug power cord from the electrical outlet before you connect or disconnect any cable or
electronic board or assembly for personal safety and to prevent damage to the printer.
Disconnect any connections between the printer and PCs/peripherals.
CAUTION
If the printer is kept on, never touch the conductive parts while it is not specifically required.
Do not touch the LVPS cards and the engine board unless they are properly discharged. Never
touch the live parts.
Содержание X925
Страница 14: ...xiv Service Manual 7541 03x ...
Страница 182: ...3 50 Service Manual 7541 03x ...
Страница 228: ...4 46 Service Manual 7541 03x 5 Remove the two screws C 6 Remove the two screws D ...
Страница 229: ...Repair information 4 47 7541 03x 7 Remove the one screw E 8 Remove the four screws F on top ...
Страница 230: ...4 48 Service Manual 7541 03x 9 Remove the two screws G on top 10 Remove the two screws H ...
Страница 231: ...Repair information 4 49 7541 03x 11 Remove one screw I 12 Remove the screw J ...
Страница 234: ...4 52 Service Manual 7541 03x 4 Remove the three screws B securing the bottom of power supply to the power supply cage ...
Страница 242: ...4 60 Service Manual 7541 03x 6 Remove the screw C from the lower left corner of the scanner power supply ...
Страница 263: ...Repair information 4 81 7541 03x 8 Push the fan cage back 9 Remove the two screws E in the upper right corner E ...
Страница 285: ...Repair information 4 103 7541 03x 4 Disconnect the fan cable B from the MDCONT engine board ...
Страница 300: ...4 118 Service Manual 7541 03x 5 Remove the screw C 6 Remove the screw D ...
Страница 301: ...Repair information 4 119 7541 03x 7 Remove the screw E ...
Страница 312: ...4 130 Service Manual 7541 03x 3 Remove the two screws A securing the motor frame to the ADF main feeder unit ...
Страница 342: ...4 160 Service Manual 7541 03x 4 Pull the two tabs B back to release the sensor from the mounting bracket ...
Страница 347: ...Repair information 4 165 7541 03x 4 Remove the hinge 5 Pull the inner top cover away from the ADF main feeder ...
Страница 351: ...Repair information 4 169 7541 03x 4 Lift the cover up and slide the tab on the cover out of the ADF assembly ...
Страница 358: ...4 176 Service Manual 7541 03x 6 Lift and pull the tray away from the printer ...
Страница 368: ...4 186 Service Manual 7541 03x 5 Take the MPF shaft out 6 Remove the MPF roll ...
Страница 392: ...5 4 Service Manual 7541 03x Rip Board connectors ...
Страница 398: ...5 10 Service Manual 7541 03x Printhead controller connectors ...
Страница 407: ...Locations 5 19 7541 03x Engine board connectors ...
Страница 426: ...5 38 Service Manual 7541 03x ...
Страница 428: ...6 2 Service Manual 7541 03x ...
Страница 430: ...7 2 Service Manual 7541 03x Assembly 1 Covers ...
Страница 432: ...7 4 Service Manual 7541 03x Assembly 2 Flatbed and ADF ...
Страница 434: ...7 6 Service Manual 7541 03x Assembly 3 Flatbed ...
Страница 436: ...7 8 Service Manual 7541 03x Assembly 4 ADF 1 ...
Страница 438: ...7 10 Service Manual 7541 03x Assembly 5 ADF 2 ...
Страница 440: ...7 12 Service Manual 7541 03x Assembly 6 Duplex components 1 ...
Страница 442: ...7 14 Service Manual 7541 03x Assembly 7 Duplex components 2 ...
Страница 444: ...7 16 Service Manual 7541 03x Assembly 8 Paper exit ...
Страница 446: ...7 18 Service Manual 7541 03x Assembly 9 Base 1 ...
Страница 448: ...7 20 Service Manual 7541 03x Assembly 10 Base 2 ...
Страница 450: ...7 22 Service Manual 7541 03x Assembly 11 Base 3 ...
Страница 452: ...7 24 Service Manual 7541 03x Assembly 12 Paper feed ...
Страница 454: ...7 26 Service Manual 7541 03x Assembly 13 Electrical 1 ...
Страница 456: ...7 28 Service Manual 7541 03x Assembly 14 Electrical 2 ...
Страница 458: ...7 30 Service Manual 7541 03x Assembly 15 Upper assembly ...
Страница 460: ...7 32 Service Manual 7541 03x Assembly 16 Printhead controller board cables ...
Страница 462: ...7 34 Service Manual 7541 03x Assembly 17 Paper trays ...
Страница 464: ...7 36 Service Manual 7541 03x Assembly 18 Fuser ...
Страница 466: ...7 38 Service Manual 7541 03x Assembly 19 550 sheet option feeder covers ...
Страница 468: ...7 40 Service Manual 7541 03x Assembly 20 550 sheet option feeder base ...
Страница 470: ...7 42 Service Manual 7541 03x Assembly 21 550 sheet option feeder paper feed ...
Страница 472: ...7 44 Service Manual 7541 03x Assembly 22 550 sheet option feeder tray ...
Страница 488: ...I 14 Service Manual 7541 03x ...