4.Remove four screws (callout 4). Do not turn the laser/scanner adjustment screw (circled).

4

Figure 119. Laser/scanner (3 of 4)

Reinstall note The two front mounting screws have grounding clips that are not captive when the screws are removed. Be sure to replace these clips when the laser/scanner is installed.

5.Carefully lift the laser/scanner up and out of the printer. Make sure the wires along the bottom of the laser/scanner assembly don’t get snagged by the assembly when the assembly is removed.

Figure 120.

Laser/scanner (4 of 4)

 

 

CAUTION

When the laser/scanner assembly is installed, make sure that the wire-harnesses are properly

 

routed through the cable guides. It the wire-harnesses are not properly routed, they can be

 

damaged when the top cover is installed.

 

 

174 Removing and replacing parts

Q2431-90912

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HP Pro 4300 C9H70UT C9H70UT#ABA manual Laser/scanner 3, Laser/scanner 4