Preparation, Using the remote control unit, Cautions regarding the remote control unit – Sharp Aquos LC-37D90U User Manual

Page 14: Antennas, Notice

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300-ohm twin-lead

75-ohm coaxial cable (round)

75-ohm coaxial cable

IN

OUT

300-ohm

twin-lead

VHF
ANTENNA

UHF
ANTENNA

Combiner
(commercially available)

or

300/75-ohm adapter

(commercially available)

300-ohm twin-lead (flat)

75-ohm coaxial cable (round)

or

Cable TV lead-In

Coaxial cable
(commercially available)

Coaxial cable
(commercially available)

Home Antenna terminal
(75-ohm)

Home Antenna terminal
(75-ohm)

Using the remote control unit

Use the remote control unit by pointing it towards the remote control sensor on the
TV. Objects between the remote control unit and the remote control sensor may
prevent proper operation.

Cautions regarding the remote control unit

• Do not expose the remote control unit to shock. In addition, do not expose the remote

control unit to liquids, and do not place in an area with high humidity.

• Do not install or place the remote control unit under direct sunlight. The heat may cause

deformation of the remote control unit.

• The remote control unit may not work properly if the remote control sensor on the TV is

under direct sunlight or strong lighting. In such cases, change the angle of the lighting or
the TV, or operate the remote control unit closer to the remote control sensor.

Antennas

To enjoy a clearer picture, use an outdoor antenna. The following is a brief explanation of the types of connections
that are used for a coaxial cable. If your outdoor antenna uses a 75-ohm coaxial cable with an F-type connector,
plug it into the antenna terminal at the rear of the TV set.

1. A 75-ohm system is generally a round cable with F-type

connector that can easily be attached to a terminal
without tools (Commercially available).

F-type connector

Connecting Antenna Cable

300-ohm twin-lead cable (fl at)

F-type connector

75-ohm coaxial cable (round)

75-ohm coaxial cable

Preparation

Cable without a
CATV converter

2 Combination

VHF/UHF
antenna

3 Separate VHF/

UHF antenna

NOTICE

2. A 300-ohm system is a fl at “twin-lead” cable that can be

attached to a 75-ohm terminal through a 300/75-ohm
adapter (Commercially available).

F-type connector should be fi nger-
tightened only.

When connecting the RF cable to the TV set, do not
tighten F-type connector with tools.
If tools are used, it may cause damage to your TV
set. (The breaking of internal circuit, etc.)

To CABLE
IN terminal

1 VHF/UHF

antenna

Connect the antenna cable

to the TV using one of the
methods in the illustration as
shown (

1, 2 or 3).

To AIR IN
terminal

13

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