Product Manual - DM991 Series V Family - 204.4092.08
14
•
Signaling LEDs –The meaning of each LED can be found on Table 23.
•
DB9 - The DB9 connector in the front panel is used to configure the equipment via
terminal (communication serial port). The connector pinout is found on Table 3.
Signal
DB9
Orign
Transmission RS-232
2
DM991C/CE
Reception RS-232
3
ETD
Ground signal
5
-
Table 3.
DM991C/CE - DB9 Connector Pinout
•
RJ45 - The RJ45 connector is used as Ethernet interface. Its pinout description is found
on Table 4.
Function
Signal RJ45
Origin
Received data: + wire
OUT+
1
DM991CE
Received data: - wire
OUT-
2
DM991CE
Transmited data: + wire
IN+
3
LAN
Transmited data: - wire
IN-
6
LAN
Table 4.
DM991CE - RJ45 Connector Pinout
2.2.2. Back Panel
Figure 10 represents the back panel of the DM991C/CE modens:
Figure 10. DM991C/CE Back Panel
•
75ohms Connectors – connection for G.703 interface for coaxial cable with 75ohms
impedance, available in BNC connectors;
•
120ohms Connector- connection for G.703 interface for twisted pair with 120ohms
impedance, available in RJ-48 connector;
•
Digital Connector- digital interface connection, according to recommendation V.35 or
V.36/V.11.They are available in DB25 with ISO2110 Amd.1 pinning. Optionally, the
equipment can be assembled with a Telebrás pinning selection. Adapter cables for V.35
(ISO2593) or V.36/V.11 (ISO4902) may be separately provided. For the DB25 connector
pinout, see chapter 4;
•
G.shdsl Connector – Connection to the G.shdsl interface, available through the RJ45
connector, using pins 4 and 5;
•
Power connector – Connection to the power source. Can be connected directly to an AC
network as well as a DC network, as long as the tensions specified on Table 255 are
respected.
Summary of Contents for DM991C
Page 1: ...DM991 SERIES V DM991C DM991CE DM991S DM991SE PRODUCT MANUAL 204 4092 08 rev 08 Date 8 12 2008 ...
Page 66: ...Product Manual DM991 Series V Family 204 4092 08 66 Figure 31 LDL Test Converter Mode ...
Page 89: ...Phone 55 51 3358 0100 Support 55 51 3358 0122 Fax 55 51 3358 0101 www datacom ind br ...
