INSYS Modem 336 LL 2D/4D 5.x Originate / Answer
Initial Operation
10
Initial Operation
This chapter describes how to activate the INSYS Modem 336 LL 2D/4D 5.x Origi-
nate / Answer, i.e. how to connect the INSYS Modem 336 LL 2D/4D 5.x Originate /
Answer to a PC and to a leased line, and how to test it.
Connect the INSYS Modem 336 LL 2D/4D 5.x Originate / Answer to a PC for configu-
ration
How to connect the INSYS Modem 336 LL 2D/4D 5.x Originate / Answer to a
PC via a serial interface.
You will need the 9-pin serial cable.
You will need a free serial interface at the PC.
Use preferably serial interfaces which are actually at the PC as "real" hard-
ware. Virtual serial interfaces or USB-to-Serial solutions often cause prob-
lems.
1.
Connect the 9-pin serial cable with the INSYS Modem 336 LL 2D/4D 5.x
Originate / Answer and fasten the connection screws.
2.
Connect the 9-pin serial cable to a free serial interface of your PC.
Note or remember to which interface (COM1 or COM2) you connected the
INSYS Modem 336 LL 2D/4D 5.x Originate / Answer at the PC.
Connect the INSYS Modem 336 LL 2D/4D 5.x Originate / Answer to the leased line
You will need a leased line, either a two-wire leased line, or a four-wire
leased line.
You will need two INSYS Modem 336 LL 2D/4D 5.x Originate / Answer; both
must be configured for the same amount of wires (two wires or four wires).
One INSYS Modem 336 LL 2D/4D 5.x Originate / Answer must be config-
ured for answer mode, the other one for originate mode.
You can purchase the devices already pre-configured as originate or answer
version for two-wire or four-wire operation. The label on the top of the de-
vices shows how the INSYS Modem 336 LL 2D/4D 5.x Originate / Answer is
pre-configured. "2D" = Two-wire operation; "4D" = Four-wire operation. De-
pending on which version you own, you must connect the devices via a
two-wire or four-wire line.
2.
For the operation at a two-wire line connect the terminals of the two devices
via the line as follows:
Connect terminal 18 (b1) at the originate device with terminal 18 (b1) at the
answer device
Connect terminal 19 (a1) at the originate device with terminal 19 (a1) at the
answer device.
25
Summary of Contents for Modem 336 LL 2D/4D 5.x Originate / Answer
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