7
Circuit
Card
Guides
Circuit
Pack
Lock
Latch
Open
(Unlocked)
Closed
(Locked)
495-14813
4. If the carrier is connected to power, the Power LED on the faceplate of the
3811Plus lights up. After several seconds the modem completes its power-up
self-test in which all faceplate LEDs light up.
If the modem fails, or an alarm condition exists, the Alrm LED on the faceplate
lights up or flashes. It may be possible to run a diagnostic self-test from the SDCP.
See Test Branch in the COMSPHERE 3800Plus Modems User’s Guide.
Return to the rear of the carrier and tighten the rear connector plate.
5. Connect an RS-232D DTE cable to the top connector of the rear connector plate.
(The bottom connector is unused.)
6. Connect the other end of the cable to your DTE.
