121

Network Problems	121
Mobile Broadband
(Wireless Wide Area Network [WWAN])	122
Power Problems	122
Printer Problems	124
Scanner Problems	124
Sound and Speaker Problems	125
No sound from integrated speakers	125
No sound from external speakers	125
No sound from headphones	126
Touch Pad or Mouse Problems	126
Video and Display Problems	127
If the display is blank	127
If the display is difficult to read	128
If only part of the display is readable	129
Drivers	129
What is a Driver?	129
Identifying Drivers	130
Reinstalling Drivers and Utilities	130
Troubleshooting Software and Hardware Problems
in the Windows Vista™ Operating System	132
Restoring Your Operating System	133
Using Windows Vista System Restore	134

Contents

1720 specifications

The Dell 1720 and 1520 printers represent a significant milestone in the world of printing technology, catering primarily to small businesses and office settings. Both models are monochrome laser printers, renowned for their ability to deliver high-quality prints with exceptional speed and efficiency.

The Dell 1720 is designed with performance in mind, boasting a print speed of up to 33 pages per minute, making it ideal for high-volume printing environments. Equipped with a 400 MHz processor and 64 MB of memory, it ensures fast processing of complex documents, thereby reducing wait times for users. Its maximum print resolution of 1200 x 1200 dpi guarantees crisp, clear text and sharp graphics, suitable for professional presentations and reports.

On the other hand, the Dell 1520, while slightly less powerful, still offers impressive capabilities. It provides a print speed of up to 30 pages per minute and features a similar print resolution of 1200 x 1200 dpi. The compact design of the 1520 makes it a great option for businesses with limited space, while still maintaining robust performance standards.

Both printers utilize Dell's proprietary Toner Management System, which helps monitor toner levels and notifies users when it's time to order replacements. This technology aids in minimizing downtime and ensures continued productivity. The printers are compatible with a variety of operating systems including Windows and Mac OS, making them versatile solutions for diverse office environments.

Another important feature of the Dell 1720 and 1520 is their energy efficiency, thanks to Energy Star certification. This ensures that both models consume less power compared to traditional printers, making them eco-friendly choices for businesses looking to reduce their carbon footprint.

In terms of connectivity, both models come equipped with USB 2.0 ports for straightforward connections to computers. Additionally, the Dell 1720 offers optional networking capabilities with an Ethernet port, allowing for sharing across multiple users in a networked environment.

With a range of features including reliable performance, energy efficiency, and robust print quality, the Dell 1720 and 1520 remain popular choices among small to medium-sized businesses seeking dependable monochrome printing solutions.

Dell 1720 owner manual 121

Models: 1720

1720 specifications