HP LaserJet 4250
Internal Components (2
of 3) Diagram
| REF | DESCRIPTION | |
|---|---|---|
| Metal rod between external power button and switch on power supply board | ||
| Scanner cable guide - Mounts below accessory interface connector cable on right side of chassis | ||
| Paper feed belt guide for left side | ||
| 18 tooth gear - Located on right side of printer in the Tray 2 paper pickup assembly | ||
| Gear - Gear with attached shaft - Driven by pickup drive assembly on right front of printer | ||
| Photo-sensor (TLP1241) - Sensor flag activated | ||
| Gear - 23 tooth gear in lower front section of pickup drive assembly | ||
| Bushing - On right side of paper pickup drive assembly | ||
| Laser/scanner assembly for 4250/4350 series LaserJet printers | ||
| Feed roller shaft bushing - Bushing on right side of printer that supports the feed roller shaft. | ||
| Laser cable - Connects between DC Controller board and laser scanner unit - J145 to J83 | ||
| M3 pan-head Phillips screw with flat washer - 8mm long | ||
| Paper pickup solenoid | ||
| Paper pickup roller - Gray spongy rubber roller on a white cylinder and 24 tooth white gear on one side | ||
| Paper feed/separation roller assembly - Black rubber roller on a blue plastic cylinder | ||
| Paper sensor flag holder | ||
| Right front power supply guide - Attaches to right side of printer chassis | ||
| Paper pickup arm - Pickup and feed roller holder for Tray 2 paper pickup assembly | ||
| Paper pickup arm holder - Holder for pickup roller shaft | ||
| 23 Gear - Gear that drives paper feed roller - Attaches to feed roller shaft | ||
| Swing plate - Pivot mount for pickup roller shaft | ||
| Compression spring - Provides pressure for paper pickup and feed rollers in Tray 2 pickup assembly | ||
| Right side Tray 2 paper cassette guide | ||
| Solenoid damper - Locate on right side of Tray 2 guide - Works with kicker to dampen Tray 2 pickup solenoid on right side of tray guide | ||
| Power cable for Tray 3 paper feeder - Black connector with 42mm six wire cable to white connector | ||
| Kicker assembly - Mounts to right side of the printer and is connected to the right side guide - Senses when the paper cassette is inserted into the printer | ||
| Tray 2 paper size tray sensing assembly - White plastic tray size sensing fingers and micro switch assembly | ||
| Rubber foot - Replacement rubber foot for the bottom of the printer (four used) | ||
| Inner right side edge guard - Small plastic guard that protects wires inside chassis on right side of printer. | ||
| Support guide - Supports right rear side of power supply board | ||
| Right side edge guard - Small plastic guard that protects wires - Mounts on right outer side of printer chassis. | ||
| M3 truss head (Flanged) Phillips screw (Black oxide finish) - 6mm long | ||
| Accessory cable/connector - Connector for stacker and stacker/stapler accessory at top right rear of printer | ||
| Swing plate assembly - For Tray 2 paper lift assembly - Located between the main gear assembly and the fuser, just above the power supply. | ||
| Top bin full sensor cable | ||
| Envelope feeder cable - From DC Controller board to envelope feeder connector - Includes envelope feeder connector | ||
| Torsion spring - Provides tension for Tray 2 kicker - Mounts on Tray 2 guide assembly | ||
| Torsion spring - Provides tension for paper sensor flag | ||
| Photo-sensor (TLP1241) - Sensor flag activated | ||
| Paper pickup assembly - Paper pickup drive assembly for Tray 1/Multipurpose input tray |