TV Antenna Connectors Protection

Warning: The power supply is not user-serviceable.

To prevent damage to the power supply, have a qualified person repair or replace it. All other components are user-serviceable.

Warning: Electrostatic discharge (ESD) can damage disk drives, add-in cards, and other components. If an ESD station is not available, wear a wrist strap attached to a metal part of the computer. Place cards on a conductive foam pad or inside the card wrapper, if possible, but never on the card wrapper.

Warning: For your safety, always unplug the system from its power source and from any telecommunications systems (such as phone lines), networks, or modems before performing any of the procedures described in this guide. Failure to do so may result in personal injury or equipment damage. Hazardous voltage levels are inside the power supply and modem of this product.

Lithium Battery Caution

Warning: The PC uses a lithium battery, type CR2032. There is danger of an explosion if the battery is incorrectly replaced. Replace only with the same, or equivalent, type recommended by the manufacturer. Dispose of used batteries according to the manufacturer’s instructions.

Laser Safety Statement

Class 1 LED Product

The CD-ROM and DVD-ROM drives contain a laser system and are classified as a “Class 1 Laser Product” under a U.S. Department of Health and Human Services (DHHS) Radiation Performance standard according to the Radiation Control for Health and Safety Act of 1968.

Should the unit ever require maintenance, contact an authorized service location.

Warning: Use of controls, adjustments, or performance procedures other than those specified in the Upgrading and Servicing the PC guide may result in hazardous radiation exposure. To prevent direct exposure to laser beam, do not try to open the enclosure of the CD-ROM or DVD-ROM.

External Television Antenna Grounding

If an outside antenna or cable system is connected to the product, be sure the antenna or cable system is electrically grounded so as to provide some protection against voltage surges and built-up static charges. Article 810 of the National Electrical Code, ANSI/NFPA 70, provides information with regard to

503a (AP), 513a (AP), 522a (AP), 743a (AP) specifications

The HP 703k (AP), 503k (AP), 743a (AP), 753k (AP), and 753d (AP) are some of the notable printers developed by HP, targeting various user needs, from home offices to larger professional environments.

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The HP 503k (AP) is a compact monochrome printer that excels in producing sharp text documents at fast speeds. Its technology focuses on laser printing capabilities, ensuring high-output quality for business needs. The 503k features a user-friendly control panel, making it easy to manage printing tasks. Moreover, it's compatible with various paper sizes, accommodating a wide range of printing requirements.

Moving on to the HP 743a (AP), this model targets professionals requiring color printing with exceptional quality. Its vibrant color output is attributed to HP’s ColorSphere toner technology, which produces brighter and sharper images. The 743a includes high-capacity toner cartridges, enabling longer print runs and reducing overall printing costs. This printer supports advanced security features, ensuring sensitive documents are processed safely.

The HP 753k (AP) is a high-performance multifunction printer ideal for medium to large workgroups. With fast print speeds and robust monthly duty cycle capabilities, the 753k is built for high-volume usage. It includes an intuitive touchscreen display that simplifies operation and provides easy access to features like scanning and faxing. The printer is also equipped with advanced paper handling options, allowing users to manage various media types effectively.

Lastly, the HP 753d (AP) is another versatile option, combining advanced printing features with enhanced productivity tools. Similar to the 753k, it provides multifunction capabilities but also emphasizes mobile printing solutions. With support for HP Smart app functionalities, users can manage printing tasks remotely, scan documents directly to cloud services and streamline workflows. Its energy-efficient design and cost-effective operation make it an environmentally friendly choice for modern workplaces.

In summary, the HP 703k, 503k, 743a, 753k, and 753d (AP) models collectively offer a variety of features, technologies, and characteristics that cater to diverse printing needs, ensuring users can find the right solution for their specific requirements.