Channel Status Scan; Section 7: Alarm Scan - General DataComm Megamux Plus 036M241 Operator Instructions Manual

Time division multiplexer
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Status Scan

Channel Status Scan

When you select the Channel status scan from the Specific Scan menu, the following prompt ap-
pears:
ENTER CIRCUIT NAME OR NUMBER:
The channel may be specified either by channel number or by the name assigned in the configu-
ration. To select channel by name, type the name and press the Return key. To select the channel
by channel number, type the channel number, and press the Return key. The following display
appears:
* STATUS SCAN FOR CIRCUIT S FRAN
* CONFIGURED AS SYNC 56.0 KHZ
CHANNEL TEST
ACO
CLOCK
CHANNEL TPE
________________________________________________________________________
The following status items are included in the Channel' status scan display:
CHANNEL TEST
This item reports any type of test being performed on the channel. If no test is running, NORMAL
is reported; otherwise, the test type, data origin point, and loopback point are reported. If a BERT
test is running, an error count is also displayed. Section 8, Diagnostics, provides detailed infor-
mation on all channel tests.
ACO
ON indicates that Alarm Cut-Off has been selected for the channel, and no alarms are being re-
ported. OFF indicates that Alarm Cut-Off has not been selected for the channel.
CLOCK
OK, RCV CLK BAD, TX CLK BAD or T/R CLK BAD may be reported. OK indicates that the
clock signals for both transmit and receive clock signals for the channel are good. Any other re-
port indicates that the specified clock signal is not in proper operating condition. (For asynchro-
nous, isochronous or transition-encoded channels, the item reports the existence of a data
overflow in the channel. For example, TX CLK BAD would indicate an overflow of transmit data
in the channel.)
CHANNEL TYPE
DATA, SYNC, CVSD, PCM, ADPCM or ASP may be reported. This item reports the type of
channel card in the slot (as opposed to the configured Circuit Type; the Data II Channel card can
handle synchronous, asynchronous, isochronous, or transition-encoded circuit types). The dis-
play also reports DTE or DCE for data channels. This item indicates whether the channel inter-
face has been set (through program plug position) for a DTE (Data Terminal Equipment)
interface, or a DCE (Data Communications Equipment) interface. (Refer to Section 200 of the
MEGAMUX PLUS Instruction Manual, Publication No. 036R360, for more information on se-
lecting DTE or DCE interfaces).
:
NO TEST
:
OFF
:
NODE M OK
:
NODE M DATA,DCE
SPECIFIC CHANNEL STATUS MENU
ALARM SCAN
CONTROL STATES SCAN
CHAN #1
NODE S OK
NODE S DATA,DCE
036R660-000, Issue 10
6-7

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