EXP Computer ThinFax LXM User Manual

Page 18

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5

Using the ThinFax as a Data modem in the HP
100/200LX

This section assumes that you had completed the steps required to prepare the HP

100/200 LX for the card modem in the Section 2.

The ThinFax 1414-LX/LXM also functions as a data modem with speed up to

14,400 bps. User of the built-in application such as DataComm or CC:Mail or any data
communication program should follow the setup procedures for each individual
program. For the ThinFax 1414-LXM owner. You can download files or E-mail and
store those data right on the ThinFax card. Just set the receiving path to the F: drive.
The following parameters are recommended for the ThinFax 1414-LX/LXM:

1. Com 2: The Interface parameter of the application MUST be set to COM2.
2. Flow:

The Flow control parameter of the application should be set to

RTS-CTS or Hardware.

3. Baud: The Baud parameter may be set at 57600 for maximum speed.

For more information on specific application, please consult the 'HP 100LX User's
Guide'.

Operating Consideration for ThinFax as a Data Modem

Operating Mode

Five operating modes can be chosen by the \Nn command, are supported to allow the
HP 100/200LX to communicate with remote modems that may or may not support error
correction and data compression. The five operating modes are Normal, Direct, MNP
Reliable, V.42 Auto-reliable and V.42 Reliable. Speed buffering, which is used for all
operating modes except \N1, allows the HP 100/200LX -to-modem data rate to be
different from the modem-to-modem data rate. This is accomplished by using
transmitter and receiver buffers in the modem. Thus, the HP 100/200LX -to-modem
data rate can be set for 2400 bps when the modem-to-modem data rate is 300 bps,
without causing any data errors. In all data modes except direct mode (\N1), the HP
100/200LX -to-modem data rate can be set for any valid speed between 300 bps to
57,600 bps. In direct mode, the HP 100/200LX -to-modem data rate can only be set to
300, 1200, 2400, 4800, 7200, 9600, 12000, and 14400 bps. Each operating mode is
explained in more detail below.

Normal Mode (\N0)

-

No error correction/data compression, but
speed buffering is supported.

Direct Mode (\N1)

%

No error correction/data compression or
speed buffering.

MNP Reliable Mode (\N2)

%

MNP 2-5 connection only. The modem
hangs up if an MNP connection cannot be
established.

V.42 Auto-Reliable Mode (\N3)

%

V.42/V.42 bis with fallback to MNP 2-5
or normal mode.

V.42 Reliable Mode (\N4)

%

V.42, V.42 bis or MNP 2-5 only
connection. The modem hangs up if a
V.42/V.42 bis/MNP 2-5 connection
cannot be established.

NOTES: 1)

MNP 5 requires that the modem be configured for %C1.

2)

V.42 bis requires that the modem be configured for "H3.

3)

Refer to \Cn and %A commands for more information about auto-
reliable mode.

The interface must be set tot COM 2

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