mrmike

from the mcu/ mca books


Use LD 11 to update system memory for the MCU or the DLC. No
voice should be configured for MCU TN.For detailed information, see X11 Administration (553-3001-311).
Note 1: If the MCU is connected to an ISDLC/XDLC port that is
configured as a Meridian Modular telephone with a data option, the
MCU may work for several minutes and then misfunction when it
receives the first lamp audit message from the switch. To avoid this
problem, ensure that no voice TN is configured for the MCU TN.

Note 2: In addition, ensure that the following restrictions are
observed.
* Key 3 is required for autodial or hot line feature.
** DSP requires that class of service be updated to ADD.
CLS = DTA Data Terminal
CLS = WTD Warning Tone Denied
Key 0 DN
Key 1 Reserved
Key 2 Reserved
Key 3 * Autodial (optional)
Key 4 Ring again (optional)
Key 5 Speed Call (optional)
Key 6** Display (DSP) (optional)