User Manual

ADCP-75-159 Issue 1 August 2003 Section 3: Host Unit Installation
Page 3-12
© 2003, ADC Telecommunications, Inc.
Figure 3-10. Configuring CAN Connections with Multiple Host Units
9 EMS COMPUTER CONNECTION
The service interface connection between the HU and the EMS computer is supported by a
single DB-9 female connector. The service connector provides an RS-232 DTE interface. A
three meter long straight-through RS-232 interface cable is available (accessory) for connecting
the EMS computer to the HU. Use the following procedure to install the service interface cable:
1. Connect one end of the service interface cable (accessory) to the SERVICE port as shown
in Figure 3-11.
2. Route the service interface cable to the EMS computer and connect the free end of the
cable to the computer’s RS-232 DCE port. Refer to the user manual provided with the
computer to locate and configure the specified port.
Figure 3-11. Service Interface Connection
HOST UNIT 1 HOST UNIT 2 HOST UNIT 3
NET IN NET OUT NET IN NET OUT NET IN NET OUT
16900-B
CONTROLLER AREA NETWORK
INTERFACE CABLES
TO NEXT HOST UNIT
(NOTE: LAST HOST HAS NO
CONNECTION AT NET OUT)
17870-A
FCC ID: F8I-DLCSMR2A User Manual - Part 4

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