LJ3050 scanner top plastic cover - Does not include electronics assembly
Front cover assembly - Has cutouts for the toner cartridge door release button, and paper input tray assembly
Laser/scanner assembly - Mounts on the front support shelf on the printer frame assembly - Mounts just below the engine control unit PC board
Scanner meida lever - Paper type selctor lever for scanner ADF input tray
Stepping motor - Main drive motor for the printer - Motor M1
ADF paper seperation pad assembly - Mounts in the center of the ADF separation pad frame assembly at the rear of the paper input tray
Formatter board - Controls the logic and timing operation of the printer, translates the control panel input, and provides control of the scanner assembly - Mounts on the right side of the printer - For LaserJet 3050AIO model only
HP JetDirect en3700 external print server - Fast Ethernet Internet connector for sharing peripherals with USB ports, in a 10/100 TX LAN environment - Has one USB 2.0 printer port and one RJ-45 10/100 Base-TX connector - Includes software and power module
HP Jetdirect ew2400 802.11g wireless print server module - Includes power supply, USB cable, LAN/Ethernet cable, setup documentation and software
SHAFT ADF pickup roller assembly - Includes *black shaft frame that pickup rollers attach to and both pickup rollers Automatic document feeder (ADF) paper pick-up roller assembly
Paper pickup roller (D-shaped roller) - Picks up media from the paper input tray
M3 pan-head Phillips screw - 10mm long
Compression spring - Provides pressure for scanner link - Two used, one on each side
ADF input paper tray assembly - Includes the tray base and adjustable width guides with gear mechanism