Operation Manual
3
G
R
O
UND
C
LAM
P
ELE
C
TRI
C
S
EVICE
EQUIPMEN
T
A
NTENNA LEAD IN WIR
E
A
A
NTENNA DI
SC
HAR
G
E UNI
T
A
N
EC SECTION 810-20
)
(
N
G
R
O
UNDING C
O
NDUCT
O
R
S
G
N
E
C
S
E
C
TI
O
N 810-21
)
(N
R
S
ERVICE GR
O
UNDING ELECTR
O
DE
S
Y
S
TEMP
O
WE
R
(NEC ART 250, PART H)
(NEC A
N
EC-NATION
A
A
L ELECTRICAL COD
E
N
D CLAMP
S
GROU
N
S
2898A
EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL COD
E
1
3
. LI
G
HTNIN
G
To protect your unit during a lightning storm, or when it is le
f
t unattended and unused
f
or long periods o
f
time, unplug it
f
rom
th
e wall outlet an
d
d
isconnect t
h
e antenna or ca
b
le system. T
h
is will prevent
d
ama
g
e to t
h
e unit
d
ue to li
gh
tnin
g
an
d
power
li
ne sur
g
es
.
14. P
O
WER LINE
S
An outside antenna system should not be located in the vicinity o
f
overhead power lines, other electric li
g
ht or power circuits,
o
r where it can
f
all into such power lines or circuits. When installin
g
an outside antenna system, extreme care should be taken
t
o keep
f
rom touching such power lines or circuits as contact with them might be
f
atal
.
15. OVERLOADING
D
o not overload wall outlet
s
and exten
s
ion cord
s
a
s
thi
s
can re
s
ult in a ri
s
k o
f
fi
re or electric
s
hock
.
16.
O
BJE
C
T AND LI
Q
UID ENTR
Y
D
o not pus
h
o
b
jects t
h
rou
gh
any openin
g
s in t
h
is unit as t
h
ey may touc
h
d
an
g
erous volta
g
e points or s
h
ort out parts t
h
at
c
ould result in
fi
re or electric shock. Never spill or spray any type o
f
liquid into the unit
.
17.
O
UTD
OO
R ANTENNA GR
O
UNDING
I
f
an outside antenna or cable system is connected to the unit, be sure the antenna or cable system is
g
rounded to provide
some protection against voltage surges and built-up static charges. Section 810 of the National Electrical Code, ANSI/NFPA
7
0, provides in
f
ormation with respect to proper grounding o
f
the mast and supporting structure, grounding o
f
the lead-in wire
t
o an antenna dischar
g
e unit, size o
f
g
roundin
g
conductors, location o
f
antenna dischar
g
e unit, connection to
g
roundin
g
electrodes, and requirements
f
or the grounding electrode
.
18. SERVI
C
ING
D
o not attempt to service this unit yoursel
f
as opening or removing covers may expose you to dangerous voltage or other
hazards. Re
f
er all servicin
g
to quali
fi
ed service personnel
.
19. DAMAGE REQUIRING SERVICE
U
nplug this unit
f
rom the wall outlet and re
f
er servicing to quali
fi
ed service personnel under the
f
ollowing conditions:
a. W
h
en t
h
e power-supply cor
d
or plu
g
is
d
ama
g
e
d.
b. I
f
liquid has been spilled, or objects have
f
allen into the unit
.
c. I
f
the unit has been exposed to rain or water
.
d. I
f
the unit does not operate normally by
f
ollowin
g
the operatin
g
instructions. Adjust only those controls that are
c
overed by the operatin
g
instructions, as an improper adjustment o
f
other controls may result in dama
g
e and will o
f
ten
r
equire extensive work b
y
a quali
fi
ed technician to restore the unit to its normal operation
.
e. I
f
the unit has been dropped or the cabinet has been dama
g
ed
.
f
. When the unit exhibits a distinct change in per
f
ormance, this indicates a need
f
or service
.
20. REPLACEMENT PARTS
W
hen replacement parts are required, be sure the service technician uses replacement parts speci
fi
ed b
y
the manu
f
acturer or
th
ose t
h
at
h
ave t
h
e same c
h
aracteristics as t
h
e original part.
Unauthorized substitutions ma
y
result in
fi
re, electric shock or other hazards
.
21. SAFETY
C
HE
C
K
U
pon completion o
f
any service or repairs to this unit, ask the service technician to per
f
orm sa
f
ety checks to determine that
th
e unit is in proper operating con
d
ition.
22.
HEAT
The product should be situated away from heat sources such as radiators, heat registers, stoves, or other products (including
amplifi ers) that produce heat
.
23. N
O
TE T
O
C
ATV SYSTEM INSTALLE
R
This reminder is provided to call the CATV system installerʼs attention to Article 820-40 of the NEC that provides guidelines for
proper grounding and, in particular, speci
fi
es that the cable ground shall be connected to the grounding system o
f
the building,
as close to the point o
f
cable entr
y
as practical.
J30J0401B.indb 2J30J0401B.indb 2 07.4.26 1:14:12 PM07.4.26 1:14:12 PM