HP LaserJet M1005 SERIES

Standard boot process ....................................................................................................... 46
Device startup messages .................................................................................. 46
RAM ................................................................................................................................... 47
Universal serial bus (USB) interface .................................................................................. 47
Control panel ..................................................................................................................... 47
EconoMode ........................................................................................................................ 47
Device functions ................................................................................................................................. 48
Engine control system (engine control unit and power-supply assembly) ......................... 48
Device engine control system ........................................................................... 49
Device laser/scanner unit ................................................................................. 49
Power system on the power-supply assembly .................................................. 49
Image-formation system .................................................................................................... 51
The seven image-formation processes ............................................................ 52
Print cartridge .................................................................................................................... 53
Device paper-feed system ................................................................................................. 53
Jam detection in the device ............................................................................................... 54
Conditions of jam detection ............................................................................... 54
HP LaserJet M1005 MFP unique components ................................................................................... 56
Scanner functions and operation ....................................................................................... 56
Scanner functions ............................................................................................ 56
Scanner operation ............................................................................................. 57
6 Removal and replacement
Removal and replacement strategy .................................................................................................... 60
Admonitions ....................................................................................................................... 60
Required tools .................................................................................................................... 60
Before performing service .................................................................................................. 61
After performing service ..................................................................................................... 61
Parts removal order ........................................................................................................... 61
Flatbed lid .......................................................................................................................... 63
Control-panel overlay ......................................................................................................... 64
Control panel ..................................................................................................................... 65
Scanner assembly ............................................................................................................. 67
Device separation pad ....................................................................................................... 73
Print cartridge .................................................................................................................... 74
Device pickup roller ........................................................................................................... 75
Media input tray ................................................................................................................. 78
Transfer roller .................................................................................................................... 80
Device side covers ............................................................................................................. 82
Print-cartridge door ............................................................................................................ 85
Rear cover and fuser cover ............................................................................................... 86
Front cover ......................................................................................................................... 88
Installing the scanner cushions .......................................................................................... 90
Power supply ..................................................................................................................... 91
Formatter ........................................................................................................................... 94
Scanner support frame ..................................................................................................... 95
Engine controller unit ......................................................................................................... 98
Laser/scanner assembly .................................................................................................. 102
Main motor ....................................................................................................................... 103
Fuser ................................................................................................................................ 105
ENWW v