HP 4101mfp manual Common hardware, HP Laserjet 4100 differences, See Top-cover assembly on

Common hardware

The product has six common fasteners. See table 27 for a description of these screw types.

Table 27. Screws used in the ADF unit and scan unit

Description	Part no.
Screw, M4x8, self-tapping truss head	XB4-7400-809CN
Screw, M4x10, self-tapping pan head	XB4-7401-009CN
Screw, M4x12, self-tapping pan head	XB4-7401-207CN
Screw, M3x8, with washer	XA4-1238-000CN
Screw, M4x12	XA9-0773-000 CN
Screw, M3x0.5, copy processor board	0515-2908-000CN

HP Laserjet 4100 differences

The HP LaserJet 4100mfp and the HP LaserJet 4101mfp are based on the HP 4100 series printer. See table 28 for a list of major differences between the HP 4100 series printer and the HP LaserJet 4100/4101mfp products.

Table 28. HP LaserJet 4100 differences

HP LaserJet 4100	HP LaserJet 4100/4101mfp
Control cover PCB assembly	Not used on the HP 4100/4101mfp products
RG5-5372-040CN
Not used on the HP 4100 LaserJet series printer	Connector PCB
	RG5-6534-000CN
	See “Top-cover assembly” on page 150.
Not used on the HP 4100 LaserJet series printer	Rod
	RB2-8749-000CN
	See “Top-cover assembly” on page 150.
Not used on the HP 4100 LaserJet series printer	Panel cable
	RG5-6644-000CN
	See “Top-cover assembly” on page 150.
Not used on the HP 4100 LaserJet series printer	Spring holder, upper
	RB2-8754-000CN
	See “Top-cover assembly” on page 150.
Not used on the HP 4100 LaserJet series printer	Spring holder, lower
	RB2-8755-000CN
	See “Top-cover assembly” on page 150.
Not used on the HP 4100 LaserJet series printer	Handle, face-up
	RB2-8751-000CN
	See “Covers” on page 148.
Not used on the HP 4100 LaserJet series printer	Cover, front assembly
	RG5-5298-000CN
	See “Covers” on page 148.
Not used on the HP 4100 LaserJet series printer	Cover, key
	C9148-4000X
	See “Covers” on page 148.

146 Parts and diagrams C9148-90909