There are also PostScript variants of these machines with the ‘4M’ designation, where M stands for, but is not limited to, usage with an Apple Macintosh. In many cases, the delivery rollers upper and lower in the upper or final stage of the paper exit are worn or unserviceable. Letter A Size 8. By using this site, you agree to the Terms of Use and Privacy Policy. Retrieved from ” https: Media Feeder Max Format.

Uploader: Fenrikus
Date Added: 14 December 2013
File Size: 9.4 Mb
Operating Systems: Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X
Downloads: 38245
Price: Free* [*Free Regsitration Required]

This can be repaired by replacement of the front fuser door. This page was last edited on 26 September4ai However, any printer mechanism is subject to wear and degeneration, and typically printers still in use have now seen long service the machine being discontinued with the introduction of the Laserjet 5 in It prints eight pages per minute, and the user cannot extend the feeders. The 4 series has various models, including the standard LaserJet 4 for business use, the 4L for personal use and the 4P for small businesses.

This delays the release of the solenoid, which causes the paper to start feeding slightly late. The engine has a high monthly duty cycle 20, pages and it is not uncommon to find units still functioning well after a million or more page impressions.


HP LaserJet 4si – printer – monochrome – laser Series

HP LaserJet printers Computer-related introductions in We delete comments that violate our policywhich we encourage you to 4ssi. HP LaserJet 4si – printer – monochrome – laser Series Sign in to comment Be respectful, keep it civil and stay on topic.

Views Read Edit View history.

Tablets by Dan Ackerman 8 days ago. Miscellaneous Rack Mounting Kit. However the driver for the HP LaserJet 4 exists in most, even older, software products and is a popular substitute driver for other PCL compatible printers.

A cheap and charming color laser printer A cheap and charming color laser printer by Dan Ackerman. HP LaserJet 4si – printer – monochrome – laser caabf.

HP Computer Museum

Letter A Size 8. Looking for a tech bargain real soon? Replacement kits for these rollers are easily obtainable and can solve the problem.


A feature of the 4Si particularly dear to graphic designers was the straight paper feed. This problem is fixed by removing the felt pads, cleaning off the adhesive isopropyl alcohol works welland placing some electrical tape or other material to provide a cushion for the solenoid.


Unfortunately, accessing the solenoids requires disassembling most of the input mechanism. Power supply – integrated. This saved the company millions in tariff and shipping costs as well as weeks in time-to-market. The HP Tango X writes the book on bookshelf printers.

HP Laserjet 4Si

Max Media Size Custom. Power Device Voltage Required Margin. Problems such as paper 4ai can be fixed by replacement of pickup rollers located under the toner cartridge, replacement of the fuser door, checking if the paper separation paws are not bent, and replacement of the delivery rollers.

Researchers find way to track ‘untraceable’ 3D-printed guns The 3D-printer leaves a hardware fingerprint. Printer Fonts Font Included Type. Printer Media Media Load Type. Laptops 4di Dan Ackerman Sep 25, Best headphone deals for Christmas: Headphones by David Carnoy Dec 17, Best Cyber Monday deals at Staples: Limited warranty – parts and labor – 1 year – on-site.