Parts removal order

Use the following diagram to determine the order in which parts must be removed (scan unit and ADF units only).

Table 13. Parts-removal tree

ADF input tray

ADF pickup roller

ADF separation roller

ADF separation pad

Control panel door

ADF unit

Glass

Door interlock (PS10)

Inverter PCB

Scanning lamp

scan-unit right-side cover

Copy processor board

scan-unit left-side cover

Optical unit

Optical-unit drive gear/motor

Intake fanscan-unit power supply

Intake fan filter

Copy processor board

Formatter cage

scan unit

Printing-unit top cover

Scanner controller

Note

The copy processor board is intentionally listed twice.

72 Removal and replacement

C9148-90909

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HP 4101mfp manual Parts removal order, Parts-removal tree