HP 4100tn - LaserJet B/W Laser Printer - Page 157

EN Chapter 6 Removing and replacing parts 155
Cartridge memory
Cartridge memory controller
1 To remove the cartridge memory controller PCA:
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 laser/scanner assembly (page 154).
CAUTION Do not loosen the Allen screw on the rear of the laser/scanner assembly.
2 Disconnect the two wires from the cartridge memory controller PCA.
3 Remove the two self-tapping screws from the cartridge memory controller PCA.
Cartridge memory antenna
1 To remove the cartridge memory antenna:
a Remove the toner cartridge.
b Remove the rear right side cover (page 138).
c Remove the control panel (page 139).
d Remove the top cover (page 141).
e Remove the laser/scanner assembly (page 154).
CAUTION Do not loosen the Allen screw on the rear of the laser/scanner assembly.
2 Disengage the antenna clips from the printer frame (located under the scanner near the memory
controller PCA).
3 Disconnect the wire from the cartridge memory antenna.
4 Rotate the antenna (located inside the printer above the paper guide assembly) down to remove
it from the metal bracket.