US Robotics 3Com Bedienungsanleitung PDF herunterladen (Seite 60)

TECHNICAL REFERENCE

8-2

Front-of-the-Case Lights (External Faxmodems)

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).

CS............Clear to Send ON until modem lowers CTS when Transmit Data hardware flow control is enabled (&H1, &H3).

ARQ/ .......Error Control/

FAX.........Fax Operations Data Mode: Automatic Repeat Request. ON if modem is set to &M4 or &M5 and successfully establishes an

error control connection. Flashes when modem retransmits data to remote modem. Fax Mode: flashes to

indicate fax mode.

Top-of-the-Case Lights (Voice Faxmodem Pro Externals)

Light What It Means When Lighted

POWER....................The modem is turned on.

SEND .......................The computer is sending a data bit to the modem.

RECEIVE.................The modem is sending result codes or passing received data bits from the remote.

ONLINE...................The modem is online. (NOTE: This light blinks when the mute feature is being used.)

1 2 ... 55 56 57 58 59 60 61 62 63 64 65 ... 86 87

Keine Kommentare

US Robotics 3Com Bedienungsanleitung Seite 60