Lenovo B550 Notebook Bedienungsanleitung PDF herunterladen (Seite 64)

Appendix E. Notices

TV tuner information - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 Products with television tuner options installed

The notice below applies to products containing television (TV) tuner devices that connect to

external antennas or to cable/CATV systems, or both, and that are intended to be installed in

North America. Users and installers in other countries should follow local codes and

ordinances when installing appliances that connect to external antennas and cable/CATV

systems. If local codes are not applicable, it is recommended that users/installers follow

guidelines similar to those that follow. The TV tuner should connect to TNV-1 circuit

only.When install the coaxial cable to the TV tuner should make sure its metal shield is reliable

connected to protective earthing system of the building.

 Note to CATV system installer

This reminder is provided to call the CATV system installer’s attention to Article 820-40 of the

National Electrical Code (NEC) that provides guidelines for proper grounding and, in

particular, specifies that the cable ground shall be connected to the grounding system of the

building, as close as possible to the point of cable entry as practical.

 Note to CATV system installer

The manual battery latch is used to keep the battery pack secured in place.

Antenna lead-in wire

Antenna discharge unit (NEC Section 810-20)

Grounding conductors (NEC Section 810-21)

Power service grounding electrode system (NEC Article 250, Part H)

Ground clamps

Electronic service equipment

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