14
AUTOSENSING ISDN MATRIX SWITCH
To acknowledge the request, press the
key; otherwise, to cancel the request, press the
key. Pressing any other key will result in
FORMAT ERROR
. However, if there is
videoconferencing in progress (indicated by a star in front of the lines being used)
then you can’t change the switch’s operating mode. Attempting to do so will result
in the LCD displaying
LINE BUSY
and the request will be ignored.
When the switch is not in manual mode, control of the keypad and RS-232 is
severely disabled. The only functioning keys on the keypad are the following:
,
,
,
, and
. These keys are used to switch modes when there’s no
line busy indication.
can also be used to check the current mode setting.
Pressing any other key will display the warning
IN AUTO MODE!
. Similar
limitations exist for the RS-232 control. See Section 5.3 for more information.
4.3 Manual Mode Instructions
Making or changing connections in manual mode (using the keypad) is quite easy.
Follow the five steps listed below.
• Step 1: Press the
key. The LCD displays
IN
.
• Step 2: Press the input number key. The only valid keys are
,
, or
.
The input number must be entered as a single digit. The LCD displays
IN (#)
.
• Step 3: Press the
key. The LCD displays
IN (#) OUT
.
• Step 4: Press the output number key(s). The only valid keys are
through
. Numbers that are less than ten can be entered directly as a single digit
(for example, 8) or as a double digit, where the number is preceded by a zero
(for example, 08). To select outputs 10 through 12, the
key should be
pressed followed by the
,
, or
key. The LCD displays either
IN (#)
OUT (#)
or
IN (#) OUT(##)
.
• Step 5: Press
. This will execute the command. The LCD displays either
IN
(#) OUT (#) ENTER
or
IN (#) OUT (##) ENTER
.
