Scan-unit power supply

1Remove the following assemblies:

glass. See “Glass” on page 92.

optical unit. See “Optical unit” on page 95.

optical-unit drive gear/motor assembly. See “Optical-unit drive gear/motor assembly” on page 99.

CAUTION

The product contains components that are sensitive to electrostatic discharge (ESD). Always

 

perform service work at an ESD-protected workstation. If an ESD-protected workstation is not

 

available, discharge body static by grasping the print engine chassis before touching an ESD

 

sensitive component. Ground the print engine chassis before servicing the product.

 

 

2Remove three screws and the power-supply shield (callout 1).

1

Figure 76. Remove the power-supply shield

C9148-90909

6 Removal and replacement 101

Page 103
Image 103
HP 4101mfp manual Scan-unit power supply, Remove the power-supply shield