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.