Aztech 56K PCI Modem Manual do Utilizador descarregar pdf (Página 28)

TECHNICAL REFERENCE

Front Panel Lights (External Modems Only)

Symbol Meaning Status

AA..........Auto Answer Answer mode: ON when register S0 is set to 1 or higher (Auto

Answer), and when answering a call; OFF when modem originates a

call. Light flashes when there is an incoming call.

CD..........Carrier Detect ON if modem receives a valid data signal (carrier) from a remote

modem, indicating that data transmission is possible. Always ON if

CD override is ON (&C0).

RD..........Received Data Flashes when modem sends result codes or passes received data bits

from remote.

SD..........Send Data Flashes when computer sends a data bit to modem.

TR..........Data Terminal Ready ON if modem receives a DTR signal from computer. Always ON

(modem ignores DTR) if the DTR override is ON (&D0).

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Aztech 56K PCI Modem Manual do Utilizador Página 28