User Guide

Front Panel

Figure 3-3. Front panel

The MT5634ZBA has ten LED indicators on the front panel that indicate status, configuration, and activity:

TD Transmit Data. The TD LED flashes when the modem is transmit- ting data to another modem. The state of the LED matches the TD circuit on pin 2 of the RS-232C/V.24 interface.

RD Receive Data. The RD LED flashes when the modem is receiving data from another modem. The state of the LED matches that of the RD circuit on pin 3 of the RS-232C/V.24 interface.

CD Carrier Detect. The CD LED lights when the modem detects a valid carrier signal from another modem. It is on when the modem is communicating with the other modem and off when the link is broken.

5656K Mode (56,000–32,000 bps). The 56 LED lights whenever the

modem connects to an ISP server in K56flex or V.PCM mode. The actual connection speed depends on server capabilities and line conditions.

33V.34 Mode (33,600–16,800 bps). The 33 LED lights whenever the modem connects in V.34 mode.

14V.32bis Mode (14,400 bps–). The 14 LED lights whenever the modem connects in V.32bis mode.

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Multi-Tech Systems MT5634ZBAV manual Front Panel, 56 56K Mode 56,000-32,000 bps. The 56 LED lights whenever