ADTRAN MX2800 M13 Manual de usuario Pagina 30

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MX2800 M13 Multiplexer User Manual
2-6 61200290L1-1H
REAR PANEL
The MX2800 rear panel is equipped as follows:
Ethernet local area network (LAN) port
Modem port
Two alarm output terminal blocks
Two sets of DS-3 in/out jacks
Two amphenol connectors
DC/AC power connection
Ground stud
Three-prong AC connection
Wire-wrap pins for external connection of BITS clock (STS-1)
Descriptions for the items shown in Figure 2-3 are explained in “MX2800 Review View Identi-
fiers” on page 2-6. Pin assignments are given in the tables in “Appendix B, Pinouts”.
Figure 2-3. MX2800 Rear View
Table 2-2. MX2800 Review View Identifiers
# Item Function
1 Ethernet LAN 10Base-T Ethernet connection
2 Modem Telephone line connection for internal V.34
3 Noncritical/Critical Connections for external audible/visual alarms
4 DS3/STS-1 T3 service connection for controller cards A and B
5 DSX-1/E1 64-pin female amphenol connectors for T1/E1s
6 Power DC power connection
7 Ground stud
8 115 VAC 50/60 Hz AC power connection
9 BITS Clock Wire-wrap pins for external connection of BITS clocks
DC POWER
115 AC 50/60Hz
0.8A
PWR
FAIL
+
TRSTR
CLK
A
CLK
B
S
L
A
N
NONCRITICAL
DSX-1/E1
(OUT)
DSX-1/E1
(IN)
NO COM NC
CRITICAL
M
O
D
E
M
OUT IN
A
B
A
-48V 0.7A
B
DS3/STS-1
PWR
FAIL
+
+24V 1.5A
1
2
3
4
5
6
7
8
9
USE COPPER
CONDUCTORS ONLY!
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