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MI Modem
(3)
J2
DE-9S
Socket
Connector
for
Config.
Cable
(4)
J3
Battery
Connector
(1)
U20
Modem
Firmware
(2)
Thumbscrew
Hole
(5)
J4
Battery
Connector
(7)
TB1
Serial Port
Hookup
(8)
J5
RJ11
Phone
Jack
(10)
JP4 &
JP5
Baud
Rate
Jumper
(6)
LED Status Indicators
Modem Layout
Figure 1
(9)
TB2
Protective
Ground
Lug
(11)
J1
Expansion
Board
Connector