Auto Ans/Man Ans; Auto Orig/Man Orig; Self-Test/Normal - Northern Telecom DMS-100 Series Installation And Maintenance Manual

0 297-2121-226
0 VINTAGE 05.01
0 far-end DTE transmission by using an EIA leads
0 is non-standard
0 non-standard arrangement lets the host computer send flow-control
0 signals across the data connection. Set the switch to Switch B to
0 select the non-standard flow-control method.
0 dard mode to operate correctly both the near-end and far-end DU's
0 must be set to the Switch B position.
0 A DU set to
0 application. A DU set to flow control mode cannot
0 modem pooling.
0 When a DU is set to flow-control mode:
0 * local CTS is controlled by far-end RTS
0 * local CD
0 progress
0 * the DU can transmit data regardless of the state of RTS
0

Auto Ans/Man Ans:

0 This switch selects the
0 either automatically (Auto Ans) or manually (Man Ans).
0 switch is set to Auto Ans, incoming calls are answered after
0 ring. When
0 answered manually by pressing the DN key.
0

Auto Orig/Man Orig:

0 This option selects the method by
0 either automatically
0 the Auto Orig option is selected, the DU automatically goes
0 hook when the DTE is powered up (a low to high transition of the
0 DTR lead). (If the Assert DTR option is selected, the auto orig-
0 inate option will not place the DU off-hook when the DTE is
0 ered up.) When the Man Orig option is selected, press the DN key
0 to manually
0 used in conjunction with the Assert DTR option to provide a
0 tual private line.
0 3-22 for details.
0

Self-test/Normal:

0 The Self-test/Normal option selects either normal operation or
0 diagnostic self-test.
0 (Normal), the DU is set for normal operation.
0 option is selected, a diagnostic self-test is performed on the DU
0 circuitry (the same as the power-up
0 indicated by the light emitting diodes on the front panel of the
0 DU. For more details on diagnostic self-tests see
0 page 5-3.
0 3-18
with respect to the RS-232C specification. The
flow-control mode cannot be used in a half-duplex
is automatically asserted while a data call is in
method
the switch is set to Man Ans, incoming calls are
(Auto Orig) or manually (Man Orig).
take the DU off-hook.
See Paragraph: Virtual Private Line on page
When the Self-test option is not selected
arrangement
For the
by which calls
which calls are
The Auto Orig option can be
When the Self-test
self-test).
that
non-stan-
be used with
are answered,
When the
one
originated,
When
off-
pow-
vir-
a
Failures are
Self-test on