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APIM-67 Specifications
APIM and VAPIM Specifications B-5
B.5 APIM-67 SPECIFICATIONS
The APIM-67 conforms to the electrical characteristics specified by ANSI T1.404-1989
Carrier-to-Customer Installation-DS3 Metallic Interface Specification, Section 5.12 Grounding
Arrangements. In accordance with this specification, each channel (Transmit and Receive) must be
grounded at one end.
Enterasys ships the APIM-67R with the following default jumper settings:
• Receive channel jumper - grounded
• Transmit channel jumper - not grounded
Figure B-5 shows the location and default setting of each jumper. Refer to Figure B-5 if you need
to change the jumper settings to properly connect the APIM-67R to another DS3 device.
Physical Interface: DS3
Media Type: 75 Ohm Coaxial Cable
Data Rate: 45 Mbps
Connector Type: BNC
Typical Link Distance: 136 Meters
CAUTION: The APIM-67R does not use Cell Payload Scrambling. Scrambling must be
disabled on any DS3 device connected to the APIM-67R.