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Powering Options
The H4TU-C is default enabled for span powering
mode. The H4TU-C will power one, two, or three
elements and can be set to span power Disabled when
the H4TU-R is locally powered and there are no H4Rs
on the circuit.
H TUC
L
a
b
l e
1222401L1
D
S
L
/ 1
D
S
L
DSL
1
DSL
TX
2
D
S
X
D /
S
1
E
Q
DSX
/DS1
RX
DSX
ALM
TX
M
ESF
O
/SF
N
A
L
M
B8ZS
RX
/AMI
LBK
E
S
F
S /
F
R
S
2
3
2
B
8
Z
S
A /
M
I
L
B
K
61222401L1-5C
Table 2. Front Panel Indicators
C
o
n
d
t i
o i
n
D
e
c s
i r
t p
o i
2
G
e r
n e
D
S
L
L
o
p o
R
d e
N
o
D
S
L
L
G
e r
n e
D
S
X
1 -
i s
R
d e
N
o
D
S
X
1 -
O
f f
N
o
a
i t c
e v
R
d e
L
o
s s
f o
D
Y
l e
o l
w
L
o
s s
f o
D
O
f f
U
n
t i
h
s a
e d
Y
l e
o l
w
U
n
t i
h
s a
e d
G
e r
n e
U
n
t i
h
s a
e d
Y
l e
o l
w
U
n
t i
h
s a
e d
G
e r
n e
U
n
t i
h
s a
e d
O
f f
U
n
t i
s i
n
t o
Y
l e
o l
w
U
n
t i
s i
n i
n
/ 1
L
o
p o
2
s
n y
, c
o n
r e
o r
s r
c
r u
o
p o
/ 1
L
o
p o
2
s
n y
, c
r e
o r
s r
b
n g
l a
s i
r p
s e
n e
a t
d n
o n
r e
o r
s r
c
i s
n g
l a
r o
i s
n g
l a
s i
p
e r
e s
t n
i w
l a
r a
m
p
e r
e s
t n
S
X
1 -
i s
n g
l a
o t
t
e h
n u
t i
S
1
i s
n g
l a
o t
t
e h
e r
m
o
e t
e t
t c
d e
u
f n
a r
m
d e
a d
a t
e t
t c
d e
E
S
F
a d
a t
e t
t c
d e
S
F
a d
a t
e t
t c
d e
B
8
Z
S
c
d o
d e
a d
a t
e t
t c
d e
A
M
I
c
d o
d e
a d
a t
n i
o l
p o
a b
k c
o l
p o
a b
k c
(
e n
w t
o
k r
n a
/ d
r o
c
s u
e r
t n
y l
e d
e t
t c
d e
a ,
d n
i s
n g
l a
m
i e
g n
d
t e
c e
e t
, d
r o
i s
n g
l a
m
a
g r
n i
r u
e r
t n
y l
b
i e
g n
e d
e t
t c
d e
h t
r e
o r
s r
o t
m
e
) r
≥
a
g r
n i
3
d
B
<
3
d
B
3
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