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Appendix C: Meridian Modular Telephones add-on modules installation Page 437 of 504
Telephones and Consoles Description, Installation, and Operation
5 Ensure that the power supply board is installed
properly.
Note 1: If the pseudorandom pattern 511 data is idle, the telephone keypad dialing is
inoperative. Use the release key to clear this condition.
Note 2: If using an RS-232 cable to connect the MCA to an ADM3/5 terminal, be sure that pin
22 is disconnected.
Note 3: Change the baud rate before changing the mode from synchronous to asynchronous.
Note 4: Some terminals may drop DTR with the break. If this happens, RELEASE is not
displayed.
Table 72
Troubleshooting Meridian Modular Telephones (Part 5 of 5)
Symptom Solution