4-92
Service Manual
7541-03x
Engine board (MDCONT)
1.
Remove HVPS. See
“HVPS removal” on page 4-111
.
2.
Remove the rear fan. See
“Rear fan” on page 4-102
.
3.
Disconnect the cables from the board.
4.
Remove the four screws (A) securing the board to the bracket.
Fuser Fan
1.
Remove the rear EMI shield.See
“Rear EMI shield – Not a FRU” on page 4-106
.
2.
Remove the fuser duct.
3.
Remove the HVPS. See
“HVPS removal” on page 4-111
.
4.
Remove the rear fan. See
“Rear fan” on page 4-102
.
5.
Disconnect the fuser fan cable from CN21 the engine controller board.
6.
Remove the fuser fan.
Note:
Make sure the rating label is facing outward when reinstalling the fan.
A
Summary of Contents for X925
Page 14: ...xiv Service Manual 7541 03x ...
Page 182: ...3 50 Service Manual 7541 03x ...
Page 228: ...4 46 Service Manual 7541 03x 5 Remove the two screws C 6 Remove the two screws D ...
Page 229: ...Repair information 4 47 7541 03x 7 Remove the one screw E 8 Remove the four screws F on top ...
Page 230: ...4 48 Service Manual 7541 03x 9 Remove the two screws G on top 10 Remove the two screws H ...
Page 231: ...Repair information 4 49 7541 03x 11 Remove one screw I 12 Remove the screw J ...
Page 285: ...Repair information 4 103 7541 03x 4 Disconnect the fan cable B from the MDCONT engine board ...
Page 300: ...4 118 Service Manual 7541 03x 5 Remove the screw C 6 Remove the screw D ...
Page 301: ...Repair information 4 119 7541 03x 7 Remove the screw E ...
Page 358: ...4 176 Service Manual 7541 03x 6 Lift and pull the tray away from the printer ...
Page 368: ...4 186 Service Manual 7541 03x 5 Take the MPF shaft out 6 Remove the MPF roll ...
Page 392: ...5 4 Service Manual 7541 03x Rip Board connectors ...
Page 398: ...5 10 Service Manual 7541 03x Printhead controller connectors ...
Page 407: ...Locations 5 19 7541 03x Engine board connectors ...
Page 426: ...5 38 Service Manual 7541 03x ...
Page 428: ...6 2 Service Manual 7541 03x ...
Page 430: ...7 2 Service Manual 7541 03x Assembly 1 Covers ...
Page 432: ...7 4 Service Manual 7541 03x Assembly 2 Flatbed and ADF ...
Page 434: ...7 6 Service Manual 7541 03x Assembly 3 Flatbed ...
Page 436: ...7 8 Service Manual 7541 03x Assembly 4 ADF 1 ...
Page 438: ...7 10 Service Manual 7541 03x Assembly 5 ADF 2 ...
Page 440: ...7 12 Service Manual 7541 03x Assembly 6 Duplex components 1 ...
Page 442: ...7 14 Service Manual 7541 03x Assembly 7 Duplex components 2 ...
Page 444: ...7 16 Service Manual 7541 03x Assembly 8 Paper exit ...
Page 446: ...7 18 Service Manual 7541 03x Assembly 9 Base 1 ...
Page 448: ...7 20 Service Manual 7541 03x Assembly 10 Base 2 ...
Page 450: ...7 22 Service Manual 7541 03x Assembly 11 Base 3 ...
Page 452: ...7 24 Service Manual 7541 03x Assembly 12 Paper feed ...
Page 454: ...7 26 Service Manual 7541 03x Assembly 13 Electrical 1 ...
Page 456: ...7 28 Service Manual 7541 03x Assembly 14 Electrical 2 ...
Page 458: ...7 30 Service Manual 7541 03x Assembly 15 Upper assembly ...
Page 460: ...7 32 Service Manual 7541 03x Assembly 16 Printhead controller board cables ...
Page 462: ...7 34 Service Manual 7541 03x Assembly 17 Paper trays ...
Page 464: ...7 36 Service Manual 7541 03x Assembly 18 Fuser ...
Page 466: ...7 38 Service Manual 7541 03x Assembly 19 550 sheet option feeder covers ...
Page 468: ...7 40 Service Manual 7541 03x Assembly 20 550 sheet option feeder base ...
Page 470: ...7 42 Service Manual 7541 03x Assembly 21 550 sheet option feeder paper feed ...
Page 472: ...7 44 Service Manual 7541 03x Assembly 22 550 sheet option feeder tray ...
Page 488: ...I 14 Service Manual 7541 03x ...