Ositech comm Trumpcard Data/Fax Modem 사용자 설명서

다운로드
페이지 86
5 - 2
Trumpcard 14400/28800 Modem
Section Five
Local Modem Self-Test
To run a local self-test:
1. Put the Modem into interactive or local mode. Refer to the
communications software manual for this information.
2. Enter 
AT [ENTER]
. The Modem will respond with 
OK
. If you cannot
see the letters you entered, the local Modem echo is OFF. To turn on
the local Modem echo, enter 
ATE1 [ENTER]
.
If double characters appear on the screen, both the Modem and
software are set to local echo ON. To set the Modem to local echo off,
enter 
ATE0 [ENTER].
If 
0
 appears on your screen in place of 
OK
, the numeric form result
codes have been enabled. To select textual result codes, enter
ATV1
[ENTER]
. The Modem will respond with 
OK
.
If the Modem does not respond:
Ensure that the communications software setup procedure
was run after the Modem was installed. Setup must be run
each time the Modem is installed.
Check that the COM port address of the serial port is identical
to the software  COM port assignment.