Important! The power of the 1643 AM / 1643 AMS must be switched off before
the option card is inserted.
X2DS3-V2 option card
The X2DS3-V2 option card provides two additional 45 Mbit/s (DS3) interfaces.
The X2DS3-V3 option card is plugged into the P2 connector as described in “Front
view without cover” (p. 4-3). Physical interfaces to the additional DS3 ports are four
DIN1.6/5.6 coaxial connectors (one for the transmit and one for the receive directions
for each DS3 port).
The following figure shows the block diagram of the X2DS3-V2 option card.
Inventory
EEPROM
P2
Connector
Power
Module
Main
Board
TSI
to
Telecom
Bus
Interface
Control
Ckts
E3
Interface
Circuit
E3 Connector
(Coax)
E3 Port
<1>
E3
Interface
Circuit
E3 Connector
(Coax)
<2>
Product description
Option cards
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4-16
Alcatel-Lucent - Proprietary
See notice on first page
365-312-801R7.2
Issue 3, May 2007
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