Motorola SG 2000 Betriebsanleitung Seite 7

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2 Introduction
AT&T SLW2500 Installation and Operation Manual
Figure 1-2 illustrates an open SLW2500 optical node:
Figure 1-2
SLW2500 node — open
Base
Lid
s
s
s
s
s
ASSEMBLED IN MEXICO
CAUTION:
CONTAINS PARTS
AND A SSEMBLIES
DA MAGE BY
ELECTROSTATIC
DISCHARGE ( ESD)
SUSCEPTIBLE TO
H
H
-20dB
L
L
PORT 2
PORT 4
JXP 2
JXP 6
FWD EQ
FWD EQ
SLW 2500
AEDC
Optical Node
RESP
JXP 8
JXP 4
PORT 3
-20dB
-20dB
H
F4
L
F5
RTN1
JXP9
+24V
TP
FWD EQ
FWD
INPUT
FRB
LPF
HPF
RTN2
+5V
TP
JXP 3
LPF
LPF
-20dB
JXP 7
F3
-20dB
JXP 5
-20dB
F7
L
H
VAR ILOSS ER
LPF
LPF
JXP 1
FWD EQ
SLW25-
AUTO
MAN
MAN
TCU
F2
-20dB
-20dB
PORT 1
FTEC
F1
F
A
U
L
T
O
N
LASER
CURREN T
(1 V/A)
OPT IC A L
POWER
(1 V/mW)
SG 2000
Optical Transmitter
ASSEMBLED
IN ME XICO
SG2-D FBT
OPT IC A L
POWER
L
O
W
F
A
U
L
T
O
N
HYBRI D
CURREN T
(1 V/A)
OPT IC A L
POWER
(1 V/mW)
N
O
R
M
H
I
G
H
Optical Receiver
A
SSEMBLED
IN ME XICO
SLW25-RPLR
OPT IC A L
POWER
L
O
W
F
A
U
L
T
O
N
HYBRI D
CURREN T
(1 V/A)
OPT IC A L
POWER
(1 V/mW)
N
O
R
M
H
I
G
H
Optical Receiver
A
SSEMBLED
IN ME XICO
SG2-LR
OPT IC A L
POWER
L
O
W
F
A
U
L
T
O
N
HYBRI D
CURREN T
(1 V/A)
OPT IC A L
POWER
(1 V/mW)
N
O
R
M
H
I
G
H
Optical Receiver
A
SSEMBLED
IN ME XICO
SG2-LR
Features include:
§ 54 MHz to 870 MHz forward passband; 10 MHz to 48 MHz return standard
§ Advanced return path implementation using high-speed digital technology
§ Up to three optical receivers (broadcast, narrowcast, and targeted services)
§ Four independent RF outputs
§ Thermal gain control
§ Modular plug-in diplex filters and equalizers
§ 60/90 volt powering; 200 volt handling capability
§ 15 amp power passing
§ One separate ac power port available
§ Channel add/drop kit option
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