Multi-Tech Systems DT101/xx, DT102/xx owner manual Internal MMH2834 Modem

DataTalker Owner’s Manual

Internal MMH2834 Modem

Problem

Composite link down with CTS, XMT, and RD LEDs on

Composite link down with CD, CTS, XMT, RCV and RD LEDs on

Flashing RXT LED

Possible Causes

MMH2834 modem not communicating with communications line

Faulty communications line

Composite link not configured correctly

High error rate on communication line

Solution

1.Verify MDM LED is on. If off, ensure that DIP-Switch #2 is in the OPEN (Up) position.

2.Verify that cables are connected to internal composite Modem Dial-up or Leased connector.

3.Verify modem configuration (see Composite Link Settings - Internal MMH2834 in Table 7-7).

4.Perform Local Analog Loopback test (see Appendix G, “Testing your MMH2834”).

5.Call Tech Support for assistance (see Chapter 8).

1.Call phone company and verify communication line.

2.Call Tech Support for assistance (see Chapter 8).

1.Verify modem configuration (see Composite Link Settings - Internal MMH2834 in Table 7-7).

2.Call Tech Support for assistance (see Chapter 8).

1.View composite link statistics (refer to Table 7-9).

2.Perform Local Analog Loopback test (see Appendix G, “Testing your MMH2834”).

3.Call phone company and verify communication line

4.Call Tech Support for assistance (see Chapter 8).

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