1/Description
of the
Modem
Figure 1. Modem
II (Top View)
©
POWER Switch turns your Modem ON or OFF. Be sure to turn your Modem OFF when
you're not using it.
©
MODE Switches selects four modes of operation: AUTO ANswer, AUTO ORIGinate,
MANual ANSwer, and MANual ORIGinate.
®
TEST Switch selects LOCal Test Mode, REMote Test Mode, or
turns
Test
Made
OFF.
©
ON (Power) Light is on when power in ON.
©
OH (Off-Hook) Light is on when your Modem has control of the phone line.
© TR (Terminal
Ready)
Light is
on
when the RS-232 control line, DTR (Data Terminal
Ready), is
on.
® CD (Carrier
Detect)
Light
is on
while your
Modem
is receiving a "carrier
tone."
©
TD
(Transmit Data) Light flashes
when
your Modem is
transmitting
information.
® RD (Received Data) Light flashes when your Modem is
receiving
information.
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