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HP 4100tn - LaserJet B/W Laser Printer - Page 171

HP 4100tn - LaserJet B/W Laser Printer
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EN Chapter 6 Removing and replacing parts 169
Printer drive assembly (gear train)
Figure 76. Removing the printer drive assembly
1 To remove the printer drive assembly:
a Remove the rear right side cover (page 138).
b Remove the control panel (page 139).
c Remove the top cover (page 141).
d Remove the left side cover (page 143).
e Remove the front right side cover (page 144).
f Remove the rear cover/rear output bin (page 145).
g Remove the fuser assembly (page 149).
h Remove tray 1 (page 146).
i Remove the tray 1 pickup assembly (page 161).
j Remove the right side toner cartridge guide (page 164).
k Remove the registration assembly (page 165).
l Remove the formatter assembly (page 151).
2 Remove the seven self-tapping screws and one machine screw.
3 Pull the ribbon cable assembly upward to release it from the two tabs at the bottom. Then, pull
outward to release it from the retaining claw and pin (callout 1).
4 Unplug the main motor, and remove all remaining wires from the white plastic cable guide.
Note It might be necessary to separate the engine module from the paper-feed module (see page 171).
5 Slide out the printer drive assembly.
Note When you reinstall the printer drive assembly, slide the top in first and then push the bottom in.
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