Fig. 1

EXAMPLE OF ANTENNA GROUNDING AS

 

PER NATIONAL ELECTRICAL CODE

 

 

ANTENNA

 

 

LEAD IN

 

GROUND

WIRE

 

ANTENNA DISCHARGE

 

CLAMP

 

 

UNIT (NEC SECTION 810-20)

ELECTRIC

 

GROUNDING

SERVICE

 

CONDUCTORS

EQUIPMENT

(NEC SECTION 810-21)

 

 

GROUND CLAMPS

 

 

POWER SERVICE GROUNDING

NEC - NATIONAL

ELECTRODE SYSTEM

ELECTRICAL CODE

(NEC ART 250. PART H)

14.Lightning — For added protection of this product during a lightning storm, or when it is left unattended and unused for long periods of time, disconnect it from the wall outlet and disconnect the antenna. This will prevent damage to the product due to lightning and power-line surges.

15.Overloading — Do not overload wall outlets and extension cords as this can result in a risk of fire or electric shock.

16.Objects and Liquid Entry — Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock. Be careful not to spill liquid of any kind onto the product.

17.Servicing — Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards. Refer all servicing to qualified service personnel.

18.Damage Requiring Service — Disconnect

this product from the wall outlet and all power sources including battery, and refer servicing to qualified service personnel under the following conditions:

a.When the power-supply cord or plug is damaged.

b.If any liquid has been spilled onto, or objects have fallen into, the product.

c.If the product has been exposed to rain or water.

d.If the product does not operate normally even if you follow the operating instructions. Adjust only those controls that are covered by the operation instructions. Improper adjustment of other controls may result in damage and will often require extensive work by a qualified technician to restore the product to its normal operation.

e.If the product has been dropped or the cabinet has been damaged.

f.When the product exhibits a distinct change in performance. This indicates a need for service.

19.Replacement Parts — When replacement parts are required, be sure the service technician has used replacement parts that are specified by Canon or that have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock or other hazards.

20.Safety Check — Upon completion of any service or repairs to this product, ask the service technician to perform safety checks to determine that the product is in safe operating order.

When replacement of the power supply is required, please return it to the responsible nearest Canon Service Center and please replace it with the same type number CA- 570.

The Adapter can be used with a power supply between 100 and 240 V AC. For areas where 120 V AC power is not used, you will need a special plug adapter. Contact your nearest Canon Service Center for further information.

This Class B digital apparatus complies with Canadian ICES-003.

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Canon DC40 instruction manual Example of Antenna Grounding AS

DC40 specifications

The Canon DC40 is a compact and versatile camcorder designed to capture high-quality videos and still images with ease. It is particularly favored by amateur videographers and home movie enthusiasts, thanks to its user-friendly design and impressive technological features.

One of the standout features of the Canon DC40 is its advanced 1/4-inch CCD sensor, which ensures high-resolution video recording and vibrant still photography. The lens system boasts a 10x optical zoom, allowing users to capture stunning close-up shots without compromising image quality. With the ability to extend the zoom range further through digital zoom, the DC40 is equipped for various shooting scenarios.

The camcorder supports a variety of recording formats, including the efficient MPEG-2 format, which balances quality and file size. This makes it convenient for users who prefer to store and share their videos without sacrificing detail. With a maximum resolution of 720 x 480 pixels, the Canon DC40 produces sharp, vivid imagery, essential for both professional and personal use.

In addition to recording high-quality video, the DC40 features a 2.7-inch LCD screen, which serves as both a playback and recording display. The screen is designed to be bright and clear, making it easy to frame shots and review footage in bright sunlight or dim conditions. The intuitive menu system further enhances usability, allowing users to navigate settings effortlessly.

The Canon DC40 also incorporates advanced image stabilization technology, which significantly reduces shaky footage—a common challenge for handheld recordings. Whether filming at a family event or during travel, this feature ensures that videos remain steady and professional-looking.

For connectivity, the camcorder offers USB and AV outputs, facilitating easy transfer of files to computers or televisions. This connectivity allows for hassle-free sharing of memories with family and friends.

Furthermore, the DC40 is powered by a long-lasting rechargeable battery, ensuring extended shooting time, which is crucial for events and occasions where charging may not be readily available.

Overall, the Canon DC40 stands out as an excellent choice for those looking for a reliable and high-performing camcorder that combines ease of use with advanced technology, making it suitable for any level of videography.