SDM-8400 HIG.book - Comtech EF Data
SDM-8400 HIG.book - Comtech EF Data
SDM-8400 HIG.book - Comtech EF Data
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NetPerformer <strong>SDM</strong>-<strong>8400</strong> Hardware Installation Guide<br />
Symptom Possible Problem Solution<br />
User equipment connection<br />
does not work<br />
No power to user equipment Make sure AC power outlet has<br />
power<br />
Make sure user equipment is<br />
properly plugged in and switched<br />
on<br />
Incorrect cable connection Make sure you have the correct<br />
HD-26 cable for the gender and<br />
interface of the user equipment<br />
(see “Serial Port Connector and<br />
Custom HD-26 Cable Set Connectivity”<br />
on page 7-8)<br />
Make sure the cable is properly<br />
plugged into the serial port and<br />
the user equipment<br />
Modem signals down Enter DPORT at the console command<br />
line to view the current<br />
modem signal status on all ports<br />
If modem signals are down, make<br />
sure the modem is plugged in,<br />
switched on and properly connected<br />
to the port<br />
Table 6-1: Troubleshooting symtoms, problems, and solutions<br />
6-4 Memotec
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