Jumper Installation Parameters - Comtech EF Data NetPerformer SDM-9 Series Hardware Installation Manual

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Memotec Inc.
engaged in the jumper base on both sides.
Use extreme caution when setting the NT/TE mode. Jumpers
WARNING:
must not be installed while the unit is under power. To avoid electrical shock
and damage to the interface card or other hardware components, make sure that
the unit is disconnected from its power source before you access any of its
internal components. Also ensure that the RJ-48 to E1-75 dual BNC adaptor
cable has been disconnected from the digital port. Use ESD procedure at all
times.
Remove the T1/E1 interface card from the SDM-9120/9220/9230 chassis, following
the procedure "Removing an Interface Card" on page
Hold the interface card firmly in one hand.
Do not expose the interface card or the SDM-9120/9220/9230 unit to
CAUTION:
a magnetic field or electrostatic charge at any time. Damage to their
components could result.
Using needle-nosed pliers, install the two jumpers as follows (refer to
Port Connector
1 J4
2 J7
Table 3-1: Jumper Installation Parameters
A is printed on the board next to pin 1.
white dot
As a result, the long side of the jumpers will lay parallel to the port connectors J2
and J3 on the card.
Make sure that the pins are well-engaged in the jumper base on both
CAUTION:
sides.
Close the chassis casing as described on
Connect the following adaptor for E1-75 operations onto the digital port: RJ-48 to E1-
75 dual BNC adaptor cable (Ordering part number. AG2CA0001).
Hardware Installation
3-9.
Jumper Pins Covered
1 1 and 3
2 2 and 4
1 1 and 3
2 2 and 4
"Closing the Chassis Casing" on page
Figure 3-6):
3-8.
3-15