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Fig.a, Note to the catv system installer – Philips CD 840 User Manual

Page 3

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SAFETY INSTRUCTIONS

Read before operating equipment

This product was designed and manufactured to meet strict quality and safety standards. There are. however,

some installation and operation precautions which you should be particularly aware of.

1.

Read Instructions - All the safety and operating

instructions should be read before the appliance
is operated.

2.

Retain Instructions - The safety and operating

instructions should be retained for future refer­
ence.

3.

Heed Warnings - All warnings on the appliance

and

in

the

operating

instructions

should

be

adhered to.

4.

Follow

Instructions

-

All

operating

and

use

instructions should be followed.

5.

Water and Moisture - The appliance should not

be

used

nearwater-forexample,

nearabathtub,

washbowl, kitchen sink, laundry tub, in a wet

basement or near a swimming pool, etc.

6.

Carts and Stands - The appliance should be

usedonlywithacartor

stand

that

is

recommend­

ed by the manufacturer.

An

appliance

and

cart

combination

should

be

moved

with

care.

Quick

stops,

excessive

force,

and

uneven

surfaces may cause the appliance and
cart combination to overturn.

7.

Wali or Ceiiing Mounting - The appliance shouid

be mounted to a wali or ceiiing only as recom­
mended by the manufacturer.

8.

Ventilation - The appliance should be situated so

that its location or position does not interfere with
its proper ventilation. For example, the appliance
should not be situated on a bed, sofa, rug, or
similar

surface

that

may

block

the

ventilation

openings: or, placed in a built-in installation, such
as a bookcase or cabinet that may impede the
flow of air through the ventilation openings.

9.

Heat - The appliance should be situated away

from

heat

sources

such

as

radiators,

heat

registers,

stoves,

or

other

appliances

(including

amplifiers) that produce heat.

10.

Power

Sources

-

The

appliance

should

be

connected to a power supply only of the type
described

in

the

operating

instructions

or

as

marked on the appliance.

11.

Grounding or Polarization - The precautions that

should

be

taken

so

that

the

grounding

or

polarization

means

of

an

appliance

is

not

defeated.

12.

Power-Cord

Protection

-

Power

supply

cords

should be routed so that they are not likely to be

walked on or pinched by items placed upon or

against them, paying particular attention to cords

and

plugs,

convenience

receptacles,

and

the

point where they exit from the appliance.

13. Cleaning - The appliance should be cleaned only

as recommended by the manufacturer.

14.

Power Lines - An outdoor antenna should be

located away from power lines.

15.

Outdoor

Antenna

Grounding

-

If

an

outside

antenna is connected to the receiver, be sure the
antenna system is grounded so as to provide
some protection against voltage surges and built

up static charges.
Section

810

of

the

National

Electric

Code,

ANSI/NFPA

No,

70-1984,

provides

information

with respect to proper grounding of the mast and

supporting

structure,

grounding

of

the

lead-in

wire

to

an

antenna

discharge

unit,

size

of

grounding

connectors,

location

of

antenna-di­

scharge

unit,

connection

to

grounding

elec­

trodes,

and

requirements

for

the

grounding

electrode. See Rg. A

16. Nonuse Periods - The power cord of the appli­

ance should be unplugged from the outlet when
left unused for a long period of time.

17. Object and Liquid Entry - Care should be taken

so that objects do not fall and liquids are not
spilled into the enclosure through openings.

18.

Damage

Requiring

Service

-

The

appliance

should be serviced by qualified service person­
nel when:

A. The power-supply cord or the plug has been

damaged; or

B. Objects have fallen, or liquid has spilled into

the appliance; or

C.

The appliance has been exposed to rain; or

□.The appliance does not appear to operate

normally

or

exhibits

a

marked

change

in

performance; or

E.The appliance has been dropped, or the

enclosure damaged.

19. Servicing -The user should not attempt to service

the

appliance

beyond

that

described

in

the

operating

instructions.

All

other

servicing

should

be referred to qualified sen/ice personnel.

FIG.A

EXAMPLE OF ANTENNA GROUNDING

ACCORDING TO THE NATIONAL ELECTRIC CODE INSTRUCTIONS

CONTAINED IN ARTICLE 810 - ’RADIO AND TELEVISION EQUIPMENT’

STAND-OFF

INSULATORS ®

SERVICE ENTRANCE

EQUIPMENT

POWER SERVICE

GROUNDING ELECTRODE SYSTEM

(e.g. interior metal water pipe)

OPTIONAL ANTENNA GROUNDING ELECTRODE

DRIVEN 8 ft (2.44 m) INTO THE EARTH

IF REQUIRED BY LOCAL CODES.

SEE NEC SECTION 810-21 (f).

MAST

ANTENNA

LEAD-IN WIRE

ANTENNA DISCHARGE

UNIT©

TO EXTERNAL ANTENNA

TERMINALS OF PRODUCT

GROUND W I R E ® ®

GROUND CLAMPS

© Use No. 10 AWG (5.3 mm^) copper.

No. 8 AWG (8.4 mm^) aluminum.
No.

17

AWG

(1.0

mm2)

copper-clad

steel

or

bronze wire, or larger, ground wire.

© Seoure the antenna lead-in and ground wires to

the house with stand-off insuiators spaced from

4-6 feet (1.22-1.83 m) apart.

© Mount the antenna discharge unit as cióse as

possibie

to

where the lead-in wire enters

the

house.

@ Use jumper wire not smalier than No. 6 AWG

(13.3 mm2) copper, or the equivaient, when a

separate

antenna-grounding

electrode

is

used.

See NEC Section 810-21 (J).

AC POLARIZED PLUG

NOTE TO THE CATV SYSTEM INSTALLER:

This reminder is provided to oail the CATV system installer's attention to Article 820-22 of the 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 to the point of cable entry as practical.