220-0000071 rev01
UIM-E1
E1 Uplink Interface Module
INSTALLATION
1. Unpack and inspect the equipment.
The following components should be included:
1 UIM-E1
4 #6 Phillips Panhead Internal Locking Screws
2 #6 Phillips Beige Flathead Screws
If there is any visible damage, do not attempt to connect the device. Contact Customer Support at 1-
877-638-2638 (001-603-427-0600 for international customers) or [email protected].
2. Verify switch configuration.
Ensure that the DIP switches on the UIM-E1 circuit board are positioned correctly (according to
desired configurations) prior to installing the UIM-E1 on a Multiplexer Uplink Module or in a Mini
DSLAM. There are eight DIP switches located on the top side of the circuit board, opposite the
faceplate. Switches are numbered from left to right, starting with Switch #1 on the left and ending
with Switch #8 on the right. Switches 1-2 and 5-8 are not used. Configuration for switches #3 and
#4 are as follows:
Frame Type & Line Coding
Switch Configuration
Installation Instructions
CAUTION
Net to Net Technologies strongly recommends the use of proper electrostatic discharge (ESD) precautions when
handling this equipment.
Switch #3 Frame Type Switch #4 Line Coding
down
CRC
down
HDB3
up
no CRC
up
AMI
CRC = Cyclic Redundancy Check
HDB3 = High Density Bipolar 3
AMI = Alternate Mark Inversion
