Specifications

August 26, 2004 TechMemo 01-0011B
2 of 24
AlphaEclipse outdoor sign modem setup
Overview
Transmitting modem setup for AlphaEclipse outdoor signs
1. Set the DIP switches on the back of the modem to the following:
2. Attach the transmitting modem to a computer that has AlphaNET version 3 or greater software installed.
Item Part # Description
A — Computer running AlphaNET software (version 3.0 or greater).
B —
Modem-to-computer DB9-to-DB25 cable (included with modem). A Belkin F2L088-06 6-foot DB9-to-DB25
cable can also be used.
C 1088-9301 Transmitting modem.
D — Phone line.
E 1088-9301 Receiving modem.
A
AlphaEclipse sign
Transmitting
modem
Receiving modem (inside sign)
B
C D D E
Move switches #1, 3, 4, and 8 DOWN.
(Modem DIP switches are described on page 14.)
Figure 1: US Robotics 56K modem DIP switch settings
ON
Transmitting
modem
Modem cable
(included with modem or use
Belkin F2L088-06 or equivalent)
To serial COM1
port
on computer
Connect modem to power supply,
but do not attach to a phone line.
Figure 2: Modem-to-computer connection