SDM-9XXX Series Hardware Installation Guide
4-20 Memotec Inc.
To interpret the status LEDs on these interface cards, refer to “Interface Card Status
LEDs” on page 4-27.
NOTE: You must install a ferrite on each cable connected to an FXO port on an
SDM-9220 UAC or SDM-9230 UAC installed in the European Union or
Russia. These ferrites are
not provided with the product package. For
instructions, turn to “Installing the Ferrites (EMI Filters)” on page 3-26.
Universal E&M/PTT Interface Card
Ordering part number for the SDM-9220/9230:
• 161-1030-000 for the Universal E&M/PTT interface card.
Ordering part number for the SDM-9120:
• 161-1330-000 for the Universal E&M/PTT interface card.
The universal E&M/PTT interface card:
• Provides a local (on-premises) E&M tie-line connection to an analog PBX
• Supports E&M Types I, II and V
E&M type selection is made through soft strapping. The E&M interface card is
set to Type I at the factory. To change to a different type, configure the E&M
Type parameter using the
LINK item of the SETUP/SLOT menu. For details on
product configuration, consult the NetPerformer Reference Guides.
• Supports Immediate Start, Wink Start or customized signaling on each E&M line
• Quad port interface with 4 RJ-45 female connectors
• Equipped with an onboard DSP processor
• Supports voltage from -48VDC to +48VDC
• Replaces the legacy E&M card, part number 161-1027-000.
Up to 2 E&M interface cards can be installed in the SDM-9120 or SDM-9220, or 3 in the
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